Ports 0 to 999
681 registered ports in this block, in numerical order. Open a port to see what uses it, how risky it is to expose and how to check it on your hosts.
| Port | Service | Transport | Category | Risk |
|---|---|---|---|---|
| 1 | TCP Port Service Multiplexer tcpmux | TCP UDP | Other services | - |
| 5 | Remote Job Entry rje | TCP UDP | Other services | - |
| 7 | Echo echo | TCP UDP | Network services | 4/10 |
| 9 | Discard discard | TCP UDP SCTP DCCP | Other services | - |
| 11 | Active Users systat | TCP UDP | Other services | - |
| 13 | Daytime daytime | TCP UDP | Network services | - |
| 17 | Quote of the Day qotd | TCP UDP | Other services | - |
| 18 | Message Send Protocol (historic) msp | TCP UDP | Other services | - |
| 19 | Chargen chargen | UDP TCP | Network services | 6/10 |
| 20 | File Transfer [Default Data] ftp-data | TCP UDP SCTP | File transfer & sharing | - |
| 21 | FTP ftp | TCP UDP SCTP | File transfer & sharing | 7/10 |
| 22 | SSH ssh | TCP UDP SCTP | Remote access | 5/10 |
| 23 | Telnet telnet | TCP UDP | Remote access | 9/10 |
| 25 | SMTP smtp | TCP UDP | 4/10 | |
| 27 | NSW User System FE nsw-fe | TCP UDP | Other services | - |
| 29 | MSG ICP msg-icp | TCP UDP | Other services | - |
| 31 | MSG Authentication msg-auth | TCP UDP | Directory & authentication | - |
| 33 | Display Support Protocol dsp | TCP UDP | Other services | - |
| 37 | Time time | TCP UDP | Network services | - |
| 38 | Route Access Protocol rap | TCP UDP | Other services | - |
| 39 | Resource Location Protocol rlp | TCP UDP | Other services | - |
| 41 | Graphics graphics | TCP UDP | Other services | - |
| 42 | Host Name Server name, nameserver | TCP UDP | Other services | - |
| 43 | Who Is nicname | TCP UDP | Other services | - |
| 44 | MPM FLAGS Protocol mpm-flags | TCP UDP | Other services | - |
| 45 | Message Processing Module [recv] mpm | TCP UDP | Other services | - |
| 46 | MPM [default send] mpm-snd | TCP UDP | Other services | - |
| 48 | Digital Audit Daemon auditd | TCP UDP | Other services | - |
| 49 | Login Host Protocol (TACACS) tacacs | TCP UDP | Directory & authentication | - |
| 50 | Remote Mail Checking Protocol re-mail-ck | TCP UDP | - | |
| 52 | XNS Time Protocol xns-time | TCP UDP | Network services | - |
| 53 | DNS domain | TCP UDP | Network services | 4/10 |
| 54 | XNS Clearinghouse xns-ch | TCP UDP | Other services | - |
| 55 | ISI Graphics Language isi-gl | TCP UDP | Other services | - |
| 56 | XNS Authentication xns-auth | TCP UDP | Directory & authentication | - |
| 58 | XNS Mail xns-mail | TCP UDP | - | |
| 62 | ACA Services acas | TCP UDP | Other services | - |
| 63 | whois++ whois++, whoispp | TCP UDP | Network services | - |
| 64 | Communications Integrator (CI) covia | TCP UDP | Other services | - |
| 65 | TACACS-Database Service tacacs-ds | TCP UDP | Databases & caches | - |
| 66 | Oracle SQL*NET IANA assigned this well-formed service name as a replacement for "sql*net". sql-net, sql*net | TCP UDP | Databases & caches | - |
| 67 | DHCP server bootps | UDP TCP | Network services | 4/10 |
| 68 | Bootstrap Protocol Client bootpc | TCP UDP | Other services | - |
| 69 | TFTP tftp | UDP TCP | File transfer & sharing | 7/10 |
| 70 | Gopher gopher | TCP UDP | Other services | - |
| 71 | Remote Job Service netrjs-1 | TCP UDP | Other services | - |
| 72 | Remote Job Service netrjs-2 | TCP UDP | Other services | - |
| 73 | Remote Job Service netrjs-3 | TCP UDP | Other services | - |
| 74 | Remote Job Service netrjs-4 | TCP UDP | Other services | - |
| 76 | Distributed External Object Store deos | TCP UDP | Other services | - |
| 78 | vettcp vettcp | TCP UDP | Other services | - |
| 79 | Finger finger | TCP UDP | Network services | - |
| 80 | HTTP http, www | TCP UDP SCTP | Web | 4/10 |
| 82 | XFER Utility xfer | TCP UDP | Other services | - |
| 83 | MIT ML Device mit-ml-dev | TCP UDP | Other services | - |
| 84 | Common Trace Facility ctf | TCP UDP | Other services | - |
| 85 | MIT ML Device mit-ml-dev | TCP UDP | Other services | - |
| 86 | Micro Focus Cobol mfcobol | TCP UDP | Other services | - |
| 88 | Kerberos kerberos | TCP UDP | Directory & authentication | 6/10 |
| 89 | SU/MIT Telnet Gateway su-mit-tg | TCP UDP | Remote access | - |
| 90 | DNSIX Securit Attribute Token Map dnsix | TCP UDP | Other services | - |
| 91 | MIT Dover Spooler mit-dov | TCP UDP | Other services | - |
| 92 | Network Printing Protocol npp | TCP UDP | Other services | - |
| 93 | Device Control Protocol dcp | TCP UDP | Other services | - |
| 94 | Tivoli Object Dispatcher objcall | TCP UDP | Other services | - |
| 95 | SUPDUP supdup | TCP UDP | Other services | - |
| 96 | DIXIE Protocol Specification dixie | TCP UDP | Other services | - |
| 97 | Swift Remote Virtural File Protocol swift-rvf | TCP UDP | Other services | - |
| 98 | TAC News tacnews | TCP UDP | Network services | - |
| 99 | Metagram Relay metagram | TCP UDP | Other services | - |
| 101 | NIC Host Name Server hostname | TCP UDP | Other services | - |
| 102 | Siemens S7 (ISO-TSAP) iso-tsap | TCP UDP | IoT & industrial (ICS) | 10/10 |
| 103 | Genesis Point-to-Point Trans Net gppitnp | TCP UDP | Other services | - |
| 104 | ACR-NEMA Digital Imag. & Comm. 300 acr-nema | TCP UDP | Other services | - |
| 105 | Mailbox Name Nameserver csnet-ns, cso | TCP UDP | Other services | - |
| 106 | 3COM-TSMUX 3com-tsmux | TCP UDP | Other services | - |
| 107 | Remote Telnet Service rtelnet | TCP UDP | Remote access | - |
| 108 | SNA Gateway Access Server snagas | TCP UDP | Other services | - |
| 109 | Post Office Protocol - Version 2 pop2 | TCP UDP | - | |
| 110 | POP3 pop3 | TCP UDP | 6/10 | |
| 111 | rpcbind sunrpc | TCP UDP | Network services | 6/10 |
| 112 | McIDAS Data Transmission Protocol mcidas | TCP UDP | Other services | - |
| 113 | Authentication Service auth, ident | TCP UDP | Directory & authentication | - |
| 115 | Simple File Transfer Protocol sftp | TCP UDP | File transfer & sharing | - |
| 116 | ANSA REX Notify ansanotify | TCP UDP | Other services | - |
| 117 | UUCP Path Service uucp-path | TCP UDP | Other services | - |
| 118 | SQL Services sqlserv | TCP UDP | Databases & caches | - |
| 119 | Network News Transfer Protocol nntp | TCP UDP | Network services | - |
| 120 | CFDPTKT cfdptkt | TCP UDP | Other services | - |
| 121 | Encore Expedited Remote Pro.Call erpc | TCP UDP | Other services | - |
| 122 | SMAKYNET smakynet | TCP UDP | Other services | - |
| 123 | NTP ntp | UDP TCP | Network services | 5/10 |
| 124 | ANSA REX Trader ansatrader | TCP UDP | Other services | - |
| 125 | Locus PC-Interface Net Map Ser locus-map | TCP UDP | Other services | - |
| 126 | NXEdit nxedit | TCP UDP | Other services | - |
| 127 | Locus PC-Interface Conn Server locus-con | TCP UDP | Other services | - |
| 128 | GSS X License Verification gss-xlicen | TCP UDP | Other services | - |
| 129 | Password Generator Protocol pwdgen | TCP UDP | Directory & authentication | - |
| 130 | cisco FNATIVE cisco-fna | TCP UDP | Other services | - |
| 131 | cisco TNATIVE cisco-tna | TCP UDP | Other services | - |
| 132 | cisco SYSMAINT cisco-sys | TCP UDP | Other services | - |
| 133 | Statistics Service statsrv | TCP UDP | Other services | - |
| 134 | INGRES-NET Service ingres-net | TCP UDP | Databases & caches | - |
| 135 | MS RPC epmap | TCP UDP | Network services | 8/10 |
| 136 | PROFILE Naming System profile | TCP UDP | Other services | - |
| 137 | NetBIOS Name Service netbios-ns | UDP TCP | Network services | 6/10 |
| 138 | NETBIOS Datagram Service netbios-dgm | TCP UDP | Network services | - |
| 139 | NetBIOS Session netbios-ssn | TCP UDP | File transfer & sharing | 8/10 |
| 140 | EMFIS Data Service emfis-data | TCP UDP | Other services | - |
| 141 | EMFIS Control Service emfis-cntl | TCP UDP | Other services | - |
| 142 | Britton-Lee IDM bl-idm | TCP UDP | Other services | - |
| 143 | IMAP imap | TCP | 6/10 | |
| 144 | Universal Management Architecture uma | TCP UDP | Other services | - |
| 145 | UAAC Protocol uaac | TCP UDP | Other services | - |
| 146 | ISO-IP0 iso-tp0 | TCP UDP | Other services | - |
| 147 | ISO-IP iso-ip | TCP UDP | Other services | - |
| 148 | Jargon jargon | TCP UDP | Other services | - |
| 149 | AED 512 Emulation Service aed-512 | TCP UDP | Other services | - |
| 150 | SQL-NET sql-net | TCP UDP | Databases & caches | - |
| 151 | HEMS hems | TCP UDP | Other services | - |
| 152 | Background File Transfer Program bftp | TCP UDP | File transfer & sharing | - |
| 153 | SGMP sgmp | TCP UDP | Other services | - |
| 154 | NETSC netsc-prod | TCP UDP | Other services | - |
| 155 | NETSC netsc-dev | TCP UDP | Other services | - |
| 156 | SQL Service sqlsrv | TCP UDP | Databases & caches | - |
| 157 | KNET/VM Command/Message Protocol knet-cmp | TCP UDP | Other services | - |
| 158 | PCMail Server pcmail-srv | TCP UDP | Other services | - |
| 159 | NSS-Routing nss-routing | TCP UDP | Network services | - |
| 160 | SGMP-TRAPS sgmp-traps | TCP UDP | Other services | - |
| 161 | SNMP snmp | UDP TCP | Monitoring & logging | 7/10 |
| 162 | SNMP trap snmptrap | UDP TCP | Monitoring & logging | 4/10 |
| 163 | CMIP/TCP Manager cmip-man | TCP UDP | Other services | - |
| 164 | CMIP/TCP Agent cmip-agent | TCP UDP | Other services | - |
| 165 | Xerox xns-courier | TCP UDP | Other services | - |
| 166 | Sirius Systems s-net | TCP UDP | Other services | - |
| 167 | NAMP namp | TCP UDP | Other services | - |
| 168 | RSVD rsvd | TCP UDP | Other services | - |
| 169 | SEND send | TCP UDP | Other services | - |
| 170 | Network PostScript print-srv | TCP UDP | Network services | - |
| 171 | Network Innovations Multiplex multiplex | TCP UDP | Other services | - |
| 172 | Network Innovations CL/1 IANA assigned this well-formed service name as a replacement for "cl/1". cl-1, cl/1 | TCP UDP | Other services | - |
| 173 | Xyplex xyplex-mux | TCP UDP | Other services | - |
| 174 | MAILQ mailq | TCP UDP | Other services | - |
| 175 | VMNET vmnet | TCP UDP | Other services | - |
| 176 | GENRAD-MUX genrad-mux | TCP UDP | Other services | - |
| 177 | X Display Manager Control Protocol xdmcp | TCP UDP | Other services | - |
| 178 | NextStep Window Server nextstep | TCP UDP | Other services | - |
| 179 | BGP bgp | TCP UDP SCTP | Network services | 6/10 |
| 180 | Intergraph ris | TCP UDP | Other services | - |
| 181 | Unify unify | TCP UDP | Other services | - |
| 182 | Unisys Audit SITP audit | TCP UDP | Other services | - |
| 183 | OCBinder ocbinder | TCP UDP | Other services | - |
| 184 | OCServer ocserver | TCP UDP | Other services | - |
| 185 | Remote-KIS remote-kis | TCP UDP | Other services | - |
| 186 | KIS Protocol kis | TCP UDP | Other services | - |
| 187 | Application Communication Interface aci | TCP UDP | Other services | - |
| 188 | Plus Five's MUMPS mumps | TCP UDP | Other services | - |
| 189 | Queued File Transport qft | TCP UDP | Other services | - |
| 190 | Gateway Access Control Protocol gacp | TCP UDP | Other services | - |
| 191 | Prospero Directory Service prospero | TCP UDP | Directory & authentication | - |
| 192 | OSU Network Monitoring System osu-nms | TCP UDP | Other services | - |
| 193 | Spider Remote Monitoring Protocol srmp | TCP UDP | Other services | - |
| 194 | Internet Relay Chat Protocol irc | TCP UDP | Voice & chat | - |
| 195 | DNSIX Network Level Module Audit dn6-nlm-aud | TCP UDP | Other services | - |
| 196 | DNSIX Session Mgt Module Audit Redir dn6-smm-red | TCP UDP | Other services | - |
| 197 | Directory Location Service dls | TCP UDP | Directory & authentication | - |
| 198 | Directory Location Service Monitor dls-mon | TCP UDP | Directory & authentication | - |
| 199 | SMUX smux | TCP UDP | Other services | - |
| 200 | IBM System Resource Controller src | TCP UDP | Other services | - |
| 201 | AppleTalk Routing Maintenance at-rtmp | TCP UDP | Media & streaming | - |
| 202 | AppleTalk Name Binding at-nbp | TCP UDP | Other services | - |
| 203 | AppleTalk Unused at-3 | TCP UDP | Other services | - |
| 204 | AppleTalk Echo at-echo | TCP UDP | Network services | - |
| 205 | AppleTalk Unused at-5 | TCP UDP | Other services | - |
| 206 | AppleTalk Zone Information at-zis | TCP UDP | Other services | - |
| 207 | AppleTalk Unused at-7 | TCP UDP | Other services | - |
| 208 | AppleTalk Unused at-8 | TCP UDP | Other services | - |
| 209 | The Quick Mail Transfer Protocol qmtp | TCP UDP | - | |
| 210 | ANSI Z39.50 IANA assigned this well-formed service name as a replacement for "z39.50". z39-50, z39.50 | TCP UDP | Other services | - |
| 211 | Texas Instruments 914C/G Terminal IANA assigned this well-formed service name as a replacement for "914c/g". 914c-g, 914c/g | TCP UDP | Other services | - |
| 212 | ATEXSSTR anet | TCP UDP | Other services | - |
| 213 | IPX ipx | TCP UDP | Other services | - |
| 214 | VM PWSCS vmpwscs | TCP UDP | Other services | - |
| 215 | Insignia Solutions softpc | TCP UDP | Other services | - |
| 216 | Computer Associates Int'l License Server CAIlic | TCP UDP | Other services | - |
| 217 | dBASE Unix dbase | TCP UDP | Databases & caches | - |
| 218 | Netix Message Posting Protocol mpp | TCP UDP | Other services | - |
| 219 | Unisys ARPs uarps | TCP UDP | Other services | - |
| 220 | Interactive Mail Access Protocol v3 imap3 | TCP UDP | - | |
| 221 | Berkeley rlogind with SPX auth fln-spx | TCP UDP | Directory & authentication | - |
| 222 | Berkeley rshd with SPX auth rsh-spx | TCP UDP | Remote access | - |
| 223 | Certificate Distribution Center cdc | TCP UDP | Other services | - |
| 224 | masqdialer masqdialer | TCP UDP | Other services | - |
| 242 | Direct direct | TCP UDP | Other services | - |
| 243 | Survey Measurement sur-meas | TCP UDP | Other services | - |
| 244 | inbusiness inbusiness | TCP UDP | Other services | - |
| 245 | LINK link | TCP UDP | Other services | - |
| 246 | Display Systems Protocol dsp3270 | TCP UDP | Other services | - |
| 247 | SUBNTBCST_TFTP subntbcst_tftp, subntbcst-tftp | TCP UDP | File transfer & sharing | - |
| 248 | bhfhs bhfhs | TCP UDP | Other services | - |
| 256 | RAP rap | TCP UDP | Other services | - |
| 257 | Secure Electronic Transaction set | TCP UDP | Other services | - |
| 259 | Efficient Short Remote Operations esro-gen | TCP UDP | Other services | - |
| 260 | Openport openport | TCP UDP | Other services | - |
| 261 | IIOP Name Service over TLS/SSL nsiiops | TCP UDP | Other services | - |
| 262 | Arcisdms arcisdms | TCP UDP | Other services | - |
| 263 | HDAP hdap | TCP UDP | Other services | - |
| 264 | BGMP bgmp | TCP UDP | Other services | - |
| 265 | X-Bone CTL x-bone-ctl | TCP UDP | Other services | - |
| 266 | SCSI on ST sst | TCP UDP | Other services | - |
| 267 | Tobit David Service Layer td-service | TCP UDP | Other services | - |
| 268 | Tobit David Replica td-replica | TCP UDP | Other services | - |
| 269 | MANET Protocols manet | TCP UDP | Other services | - |
| 270 | Q-mode encapsulation for GIST messages gist | UDP | Other services | - |
| 271 | IETF Network Endpoint Assessment (NEA) Posture Transport Protocol over TLS (PT-TLS) pt-tls | TCP | Other services | - |
| 280 | http-mgmt http-mgmt | TCP UDP | Web | - |
| 281 | Personal Link personal-link | TCP UDP | Other services | - |
| 282 | Cable Port A/X cableport-ax | TCP UDP | Other services | - |
| 283 | rescap rescap | TCP UDP | Other services | - |
| 284 | corerjd corerjd | TCP UDP | Other services | - |
| 286 | FXP Communication fxp | TCP UDP | Other services | - |
| 287 | K-BLOCK k-block | TCP UDP | Other services | - |
| 300 | TLS Secure Login Host Protocol (TACACSS) tacacss | TCP | Directory & authentication | - |
| 308 | Novastor Backup novastorbakcup | TCP UDP | File transfer & sharing | - |
| 309 | EntrustTime entrusttime | TCP UDP | Other services | - |
| 310 | bhmds bhmds | TCP UDP | Other services | - |
| 311 | AppleShare IP WebAdmin asip-webadmin | TCP UDP | Other services | - |
| 312 | VSLMP vslmp | TCP UDP | Other services | - |
| 313 | Magenta Logic magenta-logic | TCP UDP | Other services | - |
| 314 | Opalis Robot opalis-robot | TCP UDP | Other services | - |
| 315 | DPSI dpsi | TCP UDP | Other services | - |
| 316 | decAuth decauth | TCP UDP | Other services | - |
| 317 | Zannet zannet | TCP UDP | Other services | - |
| 318 | PKIX TimeStamp pkix-timestamp | TCP UDP | Other services | - |
| 319 | PTP Event ptp-event | TCP UDP | Other services | - |
| 320 | PTP General ptp-general | TCP UDP | Other services | - |
| 321 | PIP pip | TCP UDP | Other services | - |
| 322 | RTSPS rtsps | TCP UDP | Other services | - |
| 323 | Resource PKI to Router Protocol rpki-rtr | TCP | Directory & authentication | - |
| 324 | Resource PKI to Router Protocol over TLS rpki-rtr-tls | TCP | Directory & authentication | - |
| 333 | Texar Security Port texar | TCP UDP | Other services | - |
| 344 | Prospero Data Access Protocol pdap | TCP UDP | Other services | - |
| 345 | Perf Analysis Workbench pawserv | TCP UDP | Other services | - |
| 346 | Zebra server zserv | TCP UDP | Other services | - |
| 347 | Fatmen Server fatserv | TCP UDP | Other services | - |
| 348 | Cabletron Management Protocol csi-sgwp | TCP UDP | Other services | - |
| 349 | mftp mftp | TCP UDP | Other services | - |
| 350 | MATIP Type A matip-type-a | TCP UDP | Other services | - |
| 351 | bhoetty bhoetty, matip-type-b | TCP UDP | Other services | - |
| 352 | bhoedap4 bhoedap4, dtag-ste-sb | TCP UDP | Other services | - |
| 353 | NDSAUTH ndsauth | TCP UDP | Other services | - |
| 354 | bh611 bh611 | TCP UDP | Other services | - |
| 355 | DATEX-ASN datex-asn | TCP UDP | Other services | - |
| 356 | Cloanto Net 1 cloanto-net-1 | TCP UDP | Other services | - |
| 357 | bhevent bhevent | TCP UDP | Other services | - |
| 358 | Shrinkwrap shrinkwrap | TCP UDP | Other services | - |
| 360 | scoi2odialog scoi2odialog | TCP UDP | Other services | - |
| 361 | Semantix semantix | TCP UDP | Other services | - |
| 362 | SRS Send srssend | TCP UDP | Other services | - |
| 363 | RSVP Tunnel rsvp_tunnel, rsvp-tunnel | TCP UDP | VPN, tunnels & proxies | - |
| 364 | Aurora CMGR aurora-cmgr | TCP UDP | Other services | - |
| 365 | DTK dtk | TCP UDP | Other services | - |
| 366 | ODMR odmr | TCP UDP | Other services | - |
| 367 | MortgageWare mortgageware | TCP UDP | Other services | - |
| 368 | QbikGDP qbikgdp | TCP UDP | Other services | - |
| 369 | rpc2portmap rpc2portmap | TCP UDP | Other services | - |
| 370 | codaauth2 codaauth2 | TCP UDP | Other services | - |
| 371 | Clearcase clearcase | TCP UDP | Other services | - |
| 372 | ListProcessor ulistproc | TCP UDP | Other services | - |
| 373 | Legent Corporation legent-1 | TCP UDP | Other services | - |
| 374 | Legent Corporation legent-2 | TCP UDP | Other services | - |
| 375 | Hassle hassle | TCP UDP | Other services | - |
| 376 | Amiga Envoy Network Inquiry Protocol nip | TCP UDP | Other services | - |
| 377 | NEC Corporation tnETOS | TCP UDP | Other services | - |
| 378 | NEC Corporation dsETOS | TCP UDP | Other services | - |
| 379 | TIA/EIA/IS-99 modem client is99c | TCP UDP | Other services | - |
| 380 | TIA/EIA/IS-99 modem server is99s | TCP UDP | Other services | - |
| 381 | hp performance data collector hp-collector | TCP UDP | Other services | - |
| 382 | hp performance data managed node hp-managed-node | TCP UDP | Other services | - |
| 383 | hp performance data alarm manager hp-alarm-mgr | TCP UDP | Other services | - |
| 384 | A Remote Network Server System arns | TCP UDP | Other services | - |
| 385 | IBM Application ibm-app | TCP UDP | Other services | - |
| 386 | ASA Message Router Object Def. asa | TCP UDP | Network services | - |
| 387 | Appletalk Update-Based Routing Pro. aurp | TCP UDP | Network services | - |
| 388 | Unidata LDM unidata-ldm | TCP UDP | Other services | - |
| 389 | LDAP ldap | TCP UDP | Directory & authentication | 6/10 |
| 390 | UIS uis | TCP UDP | Other services | - |
| 391 | SynOptics SNMP Relay Port synotics-relay | TCP UDP | Monitoring & logging | - |
| 392 | SynOptics Port Broker Port synotics-broker | TCP UDP | Other services | - |
| 393 | Meta5 meta5 | TCP UDP | Other services | - |
| 394 | EMBL Nucleic Data Transfer embl-ndt | TCP UDP | Other services | - |
| 395 | NetScout Control Protocol netcp | TCP UDP | Other services | - |
| 396 | Novell Netware over IP netware-ip | TCP UDP | Other services | - |
| 397 | Multi Protocol Trans. Net. mptn | TCP UDP | Other services | - |
| 398 | Kryptolan kryptolan | TCP UDP | Other services | - |
| 399 | ISO Transport Class 2 Non-Control over TCP iso-tsap-c2 | TCP UDP | Other services | - |
| 400 | Oracle Secure Backup osb-sd | TCP UDP | Databases & caches | - |
| 401 | Uninterruptible Power Supply ups | TCP UDP | Other services | - |
| 402 | Genie Protocol genie | TCP UDP | Other services | - |
| 403 | decap decap | TCP UDP | Other services | - |
| 404 | nced nced | TCP UDP | Other services | - |
| 405 | ncld ncld | TCP UDP | Other services | - |
| 406 | Interactive Mail Support Protocol imsp | TCP UDP | - | |
| 407 | Timbuktu timbuktu | TCP UDP | Other services | - |
| 408 | Prospero Resource Manager Sys. Man. prm-sm | TCP UDP | Other services | - |
| 409 | Prospero Resource Manager Node Man. prm-nm | TCP UDP | Other services | - |
| 410 | DECLadebug Remote Debug Protocol decladebug | TCP UDP | Other services | - |
| 411 | Remote MT Protocol rmt | TCP UDP | Other services | - |
| 412 | Trap Convention Port synoptics-trap | TCP UDP | Monitoring & logging | - |
| 413 | Storage Management Services Protocol smsp | TCP UDP | Other services | - |
| 414 | InfoSeek infoseek | TCP UDP | Other services | - |
| 415 | BNet bnet | TCP UDP | Other services | - |
| 416 | Silverplatter silverplatter | TCP UDP | Other services | - |
| 417 | Onmux onmux | TCP UDP | Other services | - |
| 418 | Hyper-G hyper-g | TCP UDP | Other services | - |
| 419 | Ariel 1 ariel1 | TCP UDP | Other services | - |
| 420 | SMPTE smpte | TCP UDP | Other services | - |
| 421 | Ariel 2 ariel2 | TCP UDP | Other services | - |
| 422 | Ariel 3 ariel3 | TCP UDP | Other services | - |
| 423 | IBM Operations Planning and Control Start opc-job-start | TCP UDP | Other services | - |
| 424 | IBM Operations Planning and Control Track opc-job-track | TCP UDP | Other services | - |
| 425 | ICAD icad-el | TCP UDP | Other services | - |
| 426 | smartsdp smartsdp | TCP UDP | Other services | - |
| 427 | Server Location svrloc | TCP UDP | Other services | - |
| 428 | OCS_CMU ocs_cmu, ocs-cmu | TCP UDP | Other services | - |
| 429 | OCS_AMU ocs_amu, ocs-amu | TCP UDP | Other services | - |
| 430 | UTMPSD utmpsd | TCP UDP | Other services | - |
| 431 | UTMPCD utmpcd | TCP UDP | Other services | - |
| 432 | IASD iasd | TCP UDP | Other services | - |
| 433 | NNTP for transit servers (NNSP) nnsp | TCP UDP | Network services | - |
| 434 | MobileIP-Agent mobileip-agent | TCP UDP | Other services | - |
| 435 | MobilIP-MN mobilip-mn | TCP UDP | Other services | - |
| 436 | DNA-CML dna-cml | TCP UDP | Other services | - |
| 437 | comscm comscm | TCP UDP | Other services | - |
| 438 | dsfgw dsfgw | TCP UDP | Other services | - |
| 439 | dasp dasp | TCP UDP | Other services | - |
| 440 | sgcp sgcp | TCP UDP | Other services | - |
| 441 | decvms-sysmgt decvms-sysmgt | TCP UDP | Other services | - |
| 442 | cvc_hostd cvc_hostd, cvc-hostd | TCP UDP | Other services | - |
| 443 | HTTPS https | TCP UDP SCTP | Web | 2/10 |
| 444 | Simple Network Paging Protocol snpp | TCP UDP | Network services | - |
| 445 | SMB microsoft-ds | TCP UDP | File transfer & sharing | 9/10 |
| 446 | DDM-Remote Relational Database Access ddm-rdb | TCP UDP | Databases & caches | - |
| 447 | DDM-Distributed File Management ddm-dfm | TCP UDP | Other services | - |
| 448 | DDM-Remote DB Access Using Secure Sockets ddm-ssl | TCP UDP | Databases & caches | - |
| 449 | AS Server Mapper as-servermap | TCP UDP | Other services | - |
| 450 | Computer Supported Telecomunication Applications tserver | TCP UDP | Other services | - |
| 451 | Cray Network Semaphore server sfs-smp-net | TCP UDP | Other services | - |
| 452 | Cray SFS config server sfs-config | TCP UDP | Other services | - |
| 453 | CreativeServer creativeserver | TCP UDP | Other services | - |
| 454 | ContentServer contentserver | TCP UDP | Other services | - |
| 455 | CreativePartnr creativepartnr | TCP UDP | Other services | - |
| 456 | macon-tcp macon-tcp, macon-udp | TCP UDP | Other services | - |
| 457 | scohelp scohelp | TCP UDP | Other services | - |
| 458 | apple quick time appleqtc | TCP UDP | Network services | - |
| 459 | ampr-rcmd ampr-rcmd | TCP UDP | Other services | - |
| 460 | skronk skronk | TCP UDP | Other services | - |
| 461 | DataRampSrv datasurfsrv | TCP UDP | Other services | - |
| 462 | DataRampSrvSec datasurfsrvsec | TCP UDP | Other services | - |
| 463 | alpes alpes | TCP UDP | Other services | - |
| 464 | kpasswd kpasswd | TCP UDP | Directory & authentication | - |
| 465 | SMTPS igmpv3lite, submissions | TCP UDP | 3/10 | |
| 466 | digital-vrc digital-vrc | TCP UDP | Other services | - |
| 467 | mylex-mapd mylex-mapd | TCP UDP | Other services | - |
| 468 | proturis photuris | TCP UDP | Other services | - |
| 469 | Radio Control Protocol rcp | TCP UDP | Media & streaming | - |
| 470 | scx-proxy scx-proxy | TCP UDP | VPN, tunnels & proxies | - |
| 471 | Mondex mondex | TCP UDP | Other services | - |
| 472 | ljk-login ljk-login | TCP UDP | Directory & authentication | - |
| 473 | hybrid-pop hybrid-pop | TCP UDP | Other services | - |
| 474 | tn-tl-w1 tn-tl-w1, tn-tl-w2 | TCP UDP | Other services | - |
| 475 | tcpnethaspsrv tcpnethaspsrv | TCP UDP | Other services | - |
| 476 | tn-tl-fd1 tn-tl-fd1 | TCP UDP | Other services | - |
| 477 | ss7ns ss7ns | TCP UDP | Other services | - |
| 478 | spsc spsc | TCP UDP | Other services | - |
| 479 | iafserver iafserver | TCP UDP | Other services | - |
| 480 | iafdbase iafdbase | TCP UDP | Other services | - |
| 481 | Ph service ph | TCP UDP | Other services | - |
| 482 | bgs-nsi bgs-nsi | TCP UDP | Other services | - |
| 483 | ulpnet ulpnet | TCP UDP | Other services | - |
| 484 | Integra Software Management Environment integra-sme | TCP UDP | Other services | - |
| 485 | Air Soft Power Burst powerburst | TCP UDP | Other services | - |
| 486 | avian avian | TCP UDP | Other services | - |
| 487 | saft Simple Asynchronous File Transfer saft | TCP UDP | File transfer & sharing | - |
| 488 | gss-http gss-http | TCP UDP | Web | - |
| 489 | nest-protocol nest-protocol | TCP UDP | Other services | - |
| 490 | micom-pfs micom-pfs | TCP UDP | Other services | - |
| 491 | go-login go-login | TCP UDP | Directory & authentication | - |
| 492 | Transport Independent Convergence for FNA ticf-1 | TCP UDP | Other services | - |
| 493 | Transport Independent Convergence for FNA ticf-2 | TCP UDP | Other services | - |
| 494 | POV-Ray pov-ray | TCP UDP | Other services | - |
| 495 | intecourier intecourier | TCP UDP | Other services | - |
| 496 | PIM-RP-DISC pim-rp-disc | TCP UDP | Other services | - |
| 497 | Retrospect backup and restore service retrospect | TCP UDP | File transfer & sharing | - |
| 498 | siam siam | TCP UDP | Other services | - |
| 499 | ISO ILL Protocol iso-ill | TCP UDP | Other services | - |
| 500 | IKE (IPsec) isakmp | UDP TCP | VPN, tunnels & proxies | 4/10 |
| 501 | STMF stmf | TCP UDP | Other services | - |
| 502 | Modbus TCP mbap | TCP UDP | IoT & industrial (ICS) | 10/10 |
| 503 | Intrinsa intrinsa | TCP UDP | Other services | - |
| 504 | citadel citadel | TCP UDP | Other services | - |
| 505 | mailbox-lm mailbox-lm | TCP UDP | Other services | - |
| 506 | ohimsrv ohimsrv | TCP UDP | Other services | - |
| 507 | crs crs | TCP UDP | Other services | - |
| 508 | xvttp xvttp | TCP UDP | Other services | - |
| 509 | snare snare | TCP UDP | Other services | - |
| 510 | FirstClass Protocol fcp | TCP UDP | Other services | - |
| 511 | PassGo passgo | TCP UDP | Other services | - |
| 512 | used by mail system to notify users of new mail received; currently receives messages only from processes on the same machine biff, comsat | UDP TCP | - | |
| 513 | remote login a la telnet; automatic authentication performed based on priviledged port numbers and distributed data bases which identify "authentication domains" login, who | TCP UDP | Remote access | - |
| 514 | Syslog shell, syslog | UDP TCP | Monitoring & logging | 5/10 |
| 515 | spooler printer | TCP UDP | Network services | - |
| 516 | videotex videotex | TCP UDP | Other services | - |
| 517 | like tenex link, but across machine - unfortunately, doesn't use link protocol (this is actually just a rendezvous port from which a tcp connection is established) talk | TCP UDP | Other services | - |
| 518 | ntalk | TCP UDP | Other services | - |
| 519 | unixtime utime | TCP UDP | Other services | - |
| 520 | extended file name server efs, router | TCP UDP | Other services | - |
| 521 | ripng ripng | TCP UDP | Other services | - |
| 522 | ULP ulp | TCP UDP | Other services | - |
| 523 | IBM-DB2 ibm-db2 | TCP UDP | Databases & caches | - |
| 524 | NCP ncp | TCP UDP | Other services | - |
| 525 | timeserver timed | TCP UDP | Other services | - |
| 526 | newdate tempo | TCP UDP | Other services | - |
| 527 | Stock IXChange stx | TCP UDP | Other services | - |
| 528 | Customer IXChange custix | TCP UDP | Other services | - |
| 529 | IRC-SERV irc-serv | TCP UDP | Voice & chat | - |
| 530 | rpc courier | TCP UDP | Network services | - |
| 531 | chat conference | TCP UDP | Voice & chat | - |
| 532 | readnews netnews | TCP UDP | Other services | - |
| 533 | for emergency broadcasts netwall | TCP UDP | Other services | - |
| 534 | windream Admin windream | TCP UDP | Other services | - |
| 535 | iiop iiop | TCP UDP | Other services | - |
| 536 | opalis-rdv opalis-rdv | TCP UDP | Other services | - |
| 537 | Networked Media Streaming Protocol nmsp | TCP UDP | Media & streaming | - |
| 538 | gdomap gdomap | TCP UDP | Other services | - |
| 539 | Apertus Technologies Load Determination apertus-ldp | TCP UDP | Other services | - |
| 540 | uucpd uucp | TCP UDP | Other services | - |
| 541 | uucp-rlogin uucp-rlogin | TCP UDP | Remote access | - |
| 542 | commerce commerce | TCP UDP | Other services | - |
| 543 | klogin | TCP UDP | Other services | - |
| 544 | krcmd kshell | TCP UDP | Other services | - |
| 545 | appleqtcsrvr appleqtcsrvr | TCP UDP | Other services | - |
| 546 | DHCPv6 Client dhcpv6-client | TCP UDP | Other services | - |
| 547 | DHCPv6 Server dhcpv6-server | TCP UDP | Other services | - |
| 548 | AFP over TCP afpovertcp | TCP UDP | File transfer & sharing | - |
| 549 | IDFP idfp | TCP UDP | Other services | - |
| 550 | new-who new-rwho | TCP UDP | Other services | - |
| 551 | cybercash cybercash | TCP UDP | Other services | - |
| 552 | DeviceShare devshr-nts | TCP UDP | Other services | - |
| 553 | pirp pirp | TCP UDP | Other services | - |
| 554 | RTSP rtsp | TCP UDP | Media & streaming | 6/10 |
| 555 | dsf | TCP UDP | Other services | - |
| 556 | rfs server remotefs | TCP UDP | Other services | - |
| 557 | openvms-sysipc openvms-sysipc | TCP UDP | Other services | - |
| 558 | SDNSKMP sdnskmp | TCP UDP | Other services | - |
| 559 | TEEDTAP teedtap | TCP UDP | Other services | - |
| 560 | rmonitord rmonitor | TCP UDP | Other services | - |
| 561 | monitor | TCP UDP | Monitoring & logging | - |
| 562 | chcmd chshell | TCP UDP | Other services | - |
| 563 | nntp protocol over TLS/SSL (was snntp) nntps | TCP UDP | Network services | - |
| 564 | plan 9 file service 9pfs | TCP UDP | File transfer & sharing | - |
| 565 | whoami whoami | TCP UDP | Other services | - |
| 566 | streettalk streettalk | TCP UDP | Other services | - |
| 567 | banyan-rpc banyan-rpc | TCP UDP | Network services | - |
| 568 | microsoft shuttle ms-shuttle | TCP UDP | Other services | - |
| 569 | microsoft rome ms-rome | TCP UDP | Other services | - |
| 570 | demon meter | TCP UDP | Other services | - |
| 571 | udemon meter | TCP UDP | Other services | - |
| 572 | sonar sonar | TCP UDP | Other services | - |
| 573 | banyan-vip banyan-vip | TCP UDP | Other services | - |
| 574 | FTP Software Agent System ftp-agent | TCP UDP | File transfer & sharing | - |
| 575 | VEMMI vemmi | TCP UDP | Other services | - |
| 576 | ipcd ipcd | TCP UDP | Other services | - |
| 577 | vnas vnas | TCP UDP | Other services | - |
| 578 | ipdd ipdd | TCP UDP | Other services | - |
| 579 | decbsrv decbsrv | TCP UDP | Other services | - |
| 580 | SNTP HEARTBEAT sntp-heartbeat | TCP UDP | Other services | - |
| 581 | Bundle Discovery Protocol bdp | TCP UDP | Network services | - |
| 582 | SCC Security scc-security | TCP UDP | Other services | - |
| 583 | Philips Video-Conferencing philips-vc | TCP UDP | Media & streaming | - |
| 584 | Key Server keyserver | TCP UDP | Other services | - |
| 586 | Password Change password-chg | TCP UDP | Directory & authentication | - |
| 587 | SMTP submission submission | TCP UDP | 3/10 | |
| 588 | CAL cal | TCP UDP | Other services | - |
| 589 | EyeLink eyelink | TCP UDP | Other services | - |
| 590 | TNS CML tns-cml | TCP UDP | Other services | - |
| 591 | FileMaker, Inc. - HTTP Alternate (see Port 80) http-alt | TCP UDP | Web | - |
| 592 | Eudora Set eudora-set | TCP UDP | Other services | - |
| 593 | HTTP RPC Ep Map http-rpc-epmap | TCP UDP | Web | - |
| 594 | TPIP tpip | TCP UDP | Other services | - |
| 595 | CAB Protocol cab-protocol | TCP UDP | Other services | - |
| 596 | SMSD smsd | TCP UDP | Other services | - |
| 597 | PTC Name Service ptcnameservice | TCP UDP | Other services | - |
| 598 | SCO Web Server Manager 3 sco-websrvrmg3 | TCP UDP | Web | - |
| 599 | Aeolon Core Protocol acp | TCP UDP | Other services | - |
| 600 | Sun IPC server ipcserver | TCP UDP | Other services | - |
| 601 | Reliable Syslog Service syslog-conn | TCP UDP | Monitoring & logging | - |
| 602 | XML-RPC over BEEP xmlrpc-beep | TCP UDP | Web | - |
| 603 | IDXP idxp | TCP UDP | Other services | - |
| 604 | TUNNEL tunnel | TCP UDP | VPN, tunnels & proxies | - |
| 605 | SOAP over BEEP soap-beep | TCP UDP | Web | - |
| 606 | Cray Unified Resource Manager urm | TCP UDP | Other services | - |
| 607 | nqs nqs | TCP UDP | Other services | - |
| 608 | Sender-Initiated/Unsolicited File Transfer sift-uft | TCP UDP | File transfer & sharing | - |
| 609 | npmp-trap npmp-trap | TCP UDP | Monitoring & logging | - |
| 610 | npmp-local npmp-local | TCP UDP | Other services | - |
| 611 | npmp-gui npmp-gui | TCP UDP | Other services | - |
| 612 | HMMP Indication hmmp-ind | TCP UDP | Other services | - |
| 613 | HMMP Operation hmmp-op | TCP UDP | Other services | - |
| 614 | SSLshell sshell | TCP UDP | Other services | - |
| 615 | Internet Configuration Manager sco-inetmgr | TCP UDP | Other services | - |
| 616 | SCO System Administration Server sco-sysmgr | TCP UDP | Other services | - |
| 617 | SCO Desktop Administration Server sco-dtmgr | TCP UDP | Other services | - |
| 618 | DEI-ICDA dei-icda | TCP UDP | Other services | - |
| 619 | Compaq EVM compaq-evm | TCP UDP | Other services | - |
| 620 | SCO WebServer Manager sco-websrvrmgr | TCP UDP | Other services | - |
| 621 | ESCP escp-ip | TCP UDP | Other services | - |
| 622 | Collaborator collaborator | TCP UDP | Other services | - |
| 623 | ASF Remote Management and Control Protocol asf-rmcp, oob-ws-http | UDP TCP | Other services | - |
| 624 | Crypto Admin cryptoadmin | TCP UDP | Other services | - |
| 625 | DEC DLM dec_dlm, dec-dlm | TCP UDP | Other services | - |
| 626 | ASIA asia | TCP UDP | Other services | - |
| 627 | PassGo Tivoli passgo-tivoli | TCP UDP | Other services | - |
| 628 | QMQP qmqp | TCP UDP | Other services | - |
| 629 | 3Com AMP3 3com-amp3 | TCP UDP | Other services | - |
| 630 | RDA rda | TCP UDP | Other services | - |
| 631 | IPP / CUPS ipp, ipps | TCP UDP | Network services | 6/10 |
| 632 | bmpp bmpp | TCP UDP | Other services | - |
| 633 | Service Status update (Sterling Software) servstat | TCP UDP | Other services | - |
| 634 | ginad ginad | TCP UDP | Other services | - |
| 635 | RLZ DBase rlzdbase | TCP UDP | Databases & caches | - |
| 636 | LDAPS ldaps | TCP UDP | Directory & authentication | 5/10 |
| 637 | lanserver lanserver | TCP UDP | Other services | - |
| 638 | mcns-sec mcns-sec | TCP UDP | Other services | - |
| 639 | MSDP msdp | TCP UDP | Other services | - |
| 640 | entrust-sps entrust-sps | TCP UDP | Other services | - |
| 641 | repcmd repcmd | TCP UDP | Other services | - |
| 642 | ESRO-EMSDP V1.3 esro-emsdp | TCP UDP | Other services | - |
| 643 | SANity sanity | TCP UDP | Other services | - |
| 644 | dwr dwr | TCP UDP | Other services | - |
| 645 | PSSC pssc | TCP UDP | Other services | - |
| 646 | LDP ldp | TCP UDP | Other services | - |
| 647 | DHCP Failover dhcp-failover | TCP UDP | Network services | - |
| 648 | Registry Registrar Protocol (RRP) rrp | TCP UDP | Other services | - |
| 649 | Cadview-3d - streaming 3d models over the internet cadview-3d | TCP UDP | Other services | - |
| 650 | OBEX obex | TCP UDP | Other services | - |
| 651 | IEEE MMS ieee-mms | TCP UDP | Media & streaming | - |
| 652 | HELLO_PORT hello-port | TCP UDP | Other services | - |
| 653 | RepCmd repscmd | TCP UDP | Other services | - |
| 654 | AODV aodv | TCP UDP | Other services | - |
| 655 | TINC tinc | TCP UDP | Other services | - |
| 656 | SPMP spmp | TCP UDP | Other services | - |
| 657 | RMC rmc | TCP UDP | Other services | - |
| 658 | TenFold tenfold | TCP UDP | Other services | - |
| 660 | MacOS Server Admin mac-srvr-admin | TCP UDP | Other services | - |
| 661 | HAP hap | TCP UDP | Other services | - |
| 662 | PFTP pftp | TCP UDP | Other services | - |
| 663 | PureNoise purenoise | TCP UDP | Other services | - |
| 664 | ASF Secure Remote Management and Control Protocol asf-secure-rmcp, oob-ws-https | UDP TCP | Other services | - |
| 665 | Sun DR sun-dr | TCP UDP | Other services | - |
| 666 | doom Id Software doom, mdqs | TCP UDP | Gaming | - |
| 667 | campaign contribution disclosures - SDR Technologies disclose | TCP UDP | Other services | - |
| 668 | MeComm mecomm | TCP UDP | Other services | - |
| 669 | MeRegister meregister | TCP UDP | Other services | - |
| 670 | VACDSM-SWS vacdsm-sws | TCP UDP | Other services | - |
| 671 | VACDSM-APP vacdsm-app | TCP UDP | Other services | - |
| 672 | VPPS-QUA vpps-qua | TCP UDP | Other services | - |
| 673 | CIMPLEX cimplex | TCP UDP | Other services | - |
| 674 | ACAP acap | TCP UDP | Other services | - |
| 675 | DCTP dctp | TCP UDP | Other services | - |
| 676 | VPPS Via vpps-via | TCP UDP | Other services | - |
| 677 | Virtual Presence Protocol vpp | TCP UDP | DevOps, cloud & containers | - |
| 678 | GNU Generation Foundation NCP ggf-ncp | TCP UDP | Other services | - |
| 679 | MRM mrm | TCP UDP | Other services | - |
| 680 | entrust-aaas entrust-aaas | TCP UDP | Other services | - |
| 681 | entrust-aams entrust-aams | TCP UDP | Other services | - |
| 682 | XFR xfr | TCP UDP | Other services | - |
| 683 | CORBA IIOP corba-iiop | TCP UDP | Other services | - |
| 684 | CORBA IIOP SSL corba-iiop-ssl | TCP UDP | Other services | - |
| 685 | MDC Port Mapper mdc-portmapper | TCP UDP | Other services | - |
| 686 | Hardware Control Protocol Wismar hcp-wismar | TCP UDP | Other services | - |
| 687 | asipregistry asipregistry | TCP UDP | Other services | - |
| 688 | ApplianceWare managment protocol realm-rusd | TCP UDP | Other services | - |
| 689 | NMAP nmap | TCP UDP | Other services | - |
| 690 | Velneo Application Transfer Protocol vatp | TCP UDP | Other services | - |
| 691 | MS Exchange Routing msexch-routing | TCP UDP | - | |
| 692 | Hyperwave-ISP hyperwave-isp | TCP UDP | Other services | - |
| 693 | almanid Connection Endpoint connendp | TCP UDP | Other services | - |
| 694 | ha-cluster ha-cluster | TCP UDP | DevOps, cloud & containers | - |
| 695 | IEEE-MMS-SSL ieee-mms-ssl | TCP UDP | Media & streaming | - |
| 696 | RUSHD rushd | TCP UDP | Other services | - |
| 697 | UUIDGEN uuidgen | TCP UDP | Other services | - |
| 698 | OLSR olsr | TCP UDP | Other services | - |
| 699 | Access Network accessnetwork | TCP UDP | Other services | - |
| 700 | Extensible Provisioning Protocol epp | TCP UDP | Other services | - |
| 701 | Link Management Protocol (LMP) lmp | TCP UDP | Other services | - |
| 702 | IRIS over BEEP iris-beep | TCP UDP | Other services | - |
| 704 | errlog copy/server daemon elcsd | TCP UDP | Other services | - |
| 705 | AgentX agentx | TCP UDP | Monitoring & logging | - |
| 706 | SILC silc | TCP UDP | Other services | - |
| 707 | Borland DSJ borland-dsj | TCP UDP | Other services | - |
| 709 | Entrust Key Management Service Handler entrust-kmsh | TCP UDP | Other services | - |
| 710 | Entrust Administration Service Handler entrust-ash | TCP UDP | Other services | - |
| 711 | Cisco TDP cisco-tdp | TCP UDP | Other services | - |
| 712 | TBRPF tbrpf | TCP UDP | Other services | - |
| 713 | IRIS over XPC iris-xpc | TCP UDP | Other services | - |
| 714 | IRIS over XPCS iris-xpcs | TCP UDP | Other services | - |
| 715 | IRIS-LWZ iris-lwz | TCP UDP | Other services | - |
| 716 | PANA Messages pana | UDP | Other services | - |
| 729 | IBM NetView DM/6000 Server/Client netviewdm1 | TCP UDP | Other services | - |
| 730 | IBM NetView DM/6000 send/tcp netviewdm2 | TCP UDP | Other services | - |
| 731 | IBM NetView DM/6000 receive/tcp netviewdm3 | TCP UDP | Other services | - |
| 741 | netGW netgw | TCP UDP | Other services | - |
| 742 | Network based Rev. Cont. Sys. netrcs | TCP UDP | Other services | - |
| 744 | Flexible License Manager flexlm | TCP UDP | Other services | - |
| 747 | Fujitsu Device Control fujitsu-dev | TCP UDP | Other services | - |
| 748 | Russell Info Sci Calendar Manager ris-cm | TCP UDP | Other services | - |
| 749 | kerberos administration kerberos-adm | TCP UDP | Directory & authentication | - |
| 750 | kerberos version iv kerberos-iv, loadav | UDP TCP | Directory & authentication | - |
| 751 | pump | TCP UDP | Other services | - |
| 752 | qrh | TCP UDP | Other services | - |
| 753 | rrh | TCP UDP | Other services | - |
| 754 | send tell | TCP UDP | Other services | - |
| 758 | nlogin | TCP UDP | Other services | - |
| 759 | con | TCP UDP | Other services | - |
| 760 | ns | TCP UDP | Other services | - |
| 761 | rxe | TCP UDP | Other services | - |
| 762 | quotad | TCP UDP | Other services | - |
| 763 | cycleserv | TCP UDP | Other services | - |
| 764 | omserv | TCP UDP | Other services | - |
| 765 | webster | TCP UDP | Other services | - |
| 767 | phone phonebook | TCP UDP | Voice & chat | - |
| 769 | vid | TCP UDP | Other services | - |
| 770 | cadlock | TCP UDP | Other services | - |
| 771 | rtip | TCP UDP | Other services | - |
| 772 | cycleserv2 | TCP UDP | Other services | - |
| 773 | notify, submit | UDP TCP | Other services | - |
| 774 | acmaint_dbd, acmaint-dbd | UDP TCP | Other services | - |
| 775 | acmaint_transd, acmaint-transd | UDP TCP | Other services | - |
| 776 | wpages | TCP UDP | Other services | - |
| 777 | Multiling HTTP multiling-http | TCP UDP | Web | - |
| 780 | wpgs | TCP UDP | Other services | - |
| 800 | mdbs_daemon, mdbs-daemon | TCP UDP | Other services | - |
| 801 | device | TCP UDP | Other services | - |
| 802 | Modbus Application Protocol Secure mbap-s | TCP UDP | IoT & industrial (ICS) | - |
| 810 | FCP fcp-udp | TCP UDP | Other services | - |
| 828 | itm-mcell-s itm-mcell-s | TCP UDP | Other services | - |
| 829 | PKIX-3 CA/RA pkix-3-ca-ra | TCP UDP | Other services | - |
| 830 | NETCONF over SSH netconf-ssh | TCP UDP | Remote access | - |
| 847 | dhcp-failover 2 dhcp-failover2 | TCP UDP | Network services | - |
| 848 | GDOI gdoi | TCP UDP | Other services | - |
| 853 | DNS query-response protocol run over TLS domain-s | TCP UDP | Network services | - |
| 854 | Dynamic Link Exchange Protocol (DLEP) dlep | TCP UDP | - | |
| 860 | iSCSI iscsi | TCP UDP | Other services | - |
| 861 | OWAMP-Control owamp-control, owamp-test | TCP UDP | Other services | - |
| 862 | TWAMP-Control twamp-control, twamp-test | TCP UDP | Other services | - |
| 873 | rsync rsync | TCP UDP | File transfer & sharing | 6/10 |
| 886 | ICL coNETion locate server iclcnet-locate | TCP UDP | Other services | - |
| 887 | ICL coNETion server info iclcnet_svinfo, iclcnet-svinfo | TCP UDP | Other services | - |
| 888 | AccessBuilder accessbuilder, cddbp | TCP UDP | Other services | - |
| 900 | OMG Initial Refs omginitialrefs | TCP UDP | Other services | - |
| 901 | SMPNAMERES smpnameres | TCP UDP | Other services | - |
| 902 | self documenting Telnet Door ideafarm-door | TCP UDP | Remote access | - |
| 903 | self documenting Telnet Panic Door ideafarm-panic | TCP UDP | Remote access | - |
| 910 | Kerberized Internet Negotiation of Keys (KINK) kink | TCP UDP | Other services | - |
| 911 | xact-backup xact-backup | TCP UDP | File transfer & sharing | - |
| 912 | APEX relay-relay service apex-mesh | TCP UDP | Other services | - |
| 913 | APEX endpoint-relay service apex-edge | TCP UDP | Other services | - |
| 914 | Routing in Fat Trees Link Information Element rift-lies | UDP | Network services | - |
| 915 | Routing in Fat Trees Topology Information Element rift-ties | UDP | Network services | - |
| 953 | BIND9 remote name daemon controller rndc | TCP | Other services | - |
| 989 | ftp protocol, data, over TLS/SSL ftps-data | TCP UDP | File transfer & sharing | - |
| 990 | ftp protocol, control, over TLS/SSL ftps | TCP UDP | File transfer & sharing | - |
| 991 | Netnews Administration System nas | TCP UDP | Other services | - |
| 992 | telnet protocol over TLS/SSL telnets | TCP UDP | Remote access | - |
| 993 | IMAPS imaps | TCP | 3/10 | |
| 995 | POP3S pop3s | TCP UDP | 3/10 | |
| 996 | vsinet vsinet | TCP UDP | Other services | - |
| 997 | maitrd | TCP UDP | Other services | - |
| 998 | busboy, puparp | TCP UDP | Other services | - |
| 999 | Applix ac applix, garcon | UDP TCP | Other services | - |