- Close the port if nothing on the host needs it.
- Identify the process that listens on it (commands below) before opening it in a firewall.
- Expose a service only to the networks that use it.
Other services ports
Registered services that fit no other category. 4,970 ports, most common first.
| Port | Service | Transport | Risk | Encryption |
|---|---|---|---|---|
| 3921 | Herodotus Net herodotus-net | TCP UDP | - | - |
| 3922 | Soronti Update Port sor-update | TCP UDP | - | - |
| 3923 | Symbian Service Broker symb-sb-port | TCP UDP | - | - |
| 3924 | MPL_GPRS_PORT mpl-gprs-port | TCP UDP | - | - |
| 3926 | WINPort winport | TCP UDP | - | - |
| 3927 | ScsTsr natdataservice | TCP UDP | - | - |
| 3928 | PXE NetBoot Manager netboot-pxe | TCP UDP | - | - |
| 3929 | AMS Port smauth-port | TCP UDP | - | - |
| 3931 | MSR Plugin Port msr-plugin-port | TCP UDP | - | - |
| 3932 | Dynamic Site System dyn-site | TCP UDP | - | - |
| 3933 | PL/B App Server User Port plbserve-port | TCP UDP | - | - |
| 3934 | PL/B File Manager Port sunfm-port | TCP UDP | - | - |
| 3935 | SDP Port Mapper Protocol sdp-portmapper | TCP UDP | - | - |
| 3936 | Mailprox mailprox | TCP UDP | - | - |
| 3939 | Anti-virus Application Management Port aamp | TCP UDP | - | - |
| 3940 | XeCP Node Service xecp-node | TCP UDP | - | - |
| 3942 | satellite distribution srdp | TCP UDP | - | - |
| 3943 | TetraNode Ip Gateway tig | TCP UDP | - | - |
| 3944 | S-Ops Management sops | TCP UDP | - | - |
| 3945 | EMCADS Server Port emcads | TCP UDP | - | - |
| 3946 | BackupEDGE Server backupedge | TCP UDP | - | - |
| 3948 | Anton Paar Device Administration Protocol apdap | TCP UDP | - | - |
| 3950 | Name Munging namemunge | TCP UDP | - | - |
| 3952 | I3 Session Manager i3-sessionmgr | TCP UDP | - | - |
| 3953 | Eydeas XMLink Connect xmlink-connect | TCP UDP | - | - |
| 3955 | p2pCommunity p2pcommunity | TCP UDP | - | - |
| 3956 | GigE Vision Control gvcp | TCP UDP | - | - |
| 3957 | MQEnterprise Broker mqe-broker | TCP UDP | - | - |
| 3958 | MQEnterprise Agent mqe-agent | TCP UDP | - | - |
| 3959 | Tree Hopper Networking treehopper | TCP UDP | - | - |
| 3960 | Bess Peer Assessment bess | TCP UDP | - | - |
| 3961 | ProAxess Server proaxess | TCP UDP | - | - |
| 3962 | SBI Agent Protocol sbi-agent | TCP UDP | - | - |
| 3964 | SASG GPRS sasggprs | TCP UDP | - | - |
| 3965 | Avanti IP to NCPE API ati-ip-to-ncpe | TCP UDP | - | - |
| 3966 | BuildForge Lock Manager bflckmgr | TCP UDP | - | - |
| 3967 | PPS Message Service ppsms | TCP UDP | - | - |
| 3968 | iAnywhere DBNS ianywhere-dbns | TCP UDP | - | - |
| 3969 | Landmark Messages landmarks | TCP UDP | - | - |
| 3970 | LANrev Agent lanrevagent | TCP UDP | - | - |
| 3971 | LANrev Server lanrevserver | TCP UDP | - | - |
| 3972 | ict-control Protocol iconp | TCP UDP | - | - |
| 3973 | ConnectShip Progistics progistics | TCP UDP | - | - |
| 3974 | Remote Applicant Tracking Service xk22 | TCP UDP | - | - |
| 3975 | Air Shot airshot | TCP UDP | - | - |
| 3976 | Server Automation Agent opswagent | TCP UDP | - | - |
| 3977 | Opsware Manager opswmanager | TCP UDP | - | - |
| 3978 | Secured Configuration Server secure-cfg-svr | TCP UDP | - | - |
| 3979 | Smith Micro Wide Area Network Service smwan | TCP UDP | - | - |
| 3981 | Starfish System Admin starfish | TCP UDP | - | - |
| 3982 | ESRI Image Server eis | TCP UDP | - | - |
| 3983 | ESRI Image Service eisp | TCP UDP | - | - |
| 3984 | MAPPER network node manager mapper-nodemgr | TCP UDP | - | - |
| 3985 | MAPPER TCP/IP server mapper-mapethd | TCP UDP | - | - |
| 3986 | MAPPER workstation server mapper-ws_ethd, mapper-ws-ethd | TCP UDP | - | - |
| 3987 | Centerline centerline | TCP UDP | - | - |
| 3988 | DCS Configuration Port dcs-config | TCP UDP | - | - |
| 3989 | BindView-Query Engine bv-queryengine | TCP UDP | - | - |
| 3990 | BindView-IS bv-is | TCP UDP | - | - |
| 3991 | BindView-SMCServer bv-smcsrv | TCP UDP | - | - |
| 3992 | BindView-DirectoryServer bv-ds | TCP UDP | - | - |
| 3993 | BindView-Agent bv-agent | TCP UDP | - | - |
| 3995 | ISS Management Svcs SSL iss-mgmt-ssl | TCP UDP | - | - |
| 3996 | abcsoftware-01 abcsoftware | TCP UDP | - | - |
| 3999 | Norman distributes scanning service nvcnet | TCP UDP | - | - |
| 4000 | Terabase terabase | TCP UDP | - | - |
| 4001 | NewOak newoak | TCP UDP | - | - |
| 4002 | pxc-spvr-ft pxc-spvr-ft | TCP UDP | - | - |
| 4003 | pxc-splr-ft pxc-splr-ft | TCP UDP | - | - |
| 4004 | pxc-roid pxc-roid | TCP UDP | - | - |
| 4005 | pxc-pin pxc-pin | TCP UDP | - | - |
| 4006 | pxc-spvr pxc-spvr | TCP UDP | - | - |
| 4007 | pxc-splr pxc-splr | TCP UDP | - | - |
| 4008 | NetCheque accounting netcheque | TCP UDP | - | - |
| 4009 | Chimera HWM chimera-hwm | TCP UDP | - | - |
| 4010 | Samsung Unidex samsung-unidex | TCP UDP | - | - |
| 4011 | Alternate Service Boot altserviceboot | TCP UDP | - | - |
| 4012 | PDA Gate pda-gate | TCP UDP | - | - |
| 4013 | ACL Manager acl-manager | TCP UDP | - | - |
| 4014 | TAICLOCK taiclock | TCP UDP | - | - |
| 4015 | Talarian Mcast talarian-mcast1 | TCP UDP | - | - |
| 4016 | Talarian Mcast talarian-mcast2 | TCP UDP | - | - |
| 4017 | Talarian Mcast talarian-mcast3 | TCP UDP | - | - |
| 4018 | Talarian Mcast talarian-mcast4 | TCP UDP | - | - |
| 4019 | Talarian Mcast talarian-mcast5 | TCP UDP | - | - |
| 4021 | Nexus Portal nexus-portal | TCP UDP | - | - |
| 4022 | DNOX dnox | TCP UDP | - | - |
| 4023 | ESNM Zoning Port esnm-zoning | TCP UDP | - | - |
| 4024 | TNP1 User Port tnp1-port | TCP UDP | - | - |
| 4025 | Partition Image Port partimage | TCP UDP | - | - |
| 4026 | Graphical Debug Server as-debug | TCP UDP | - | - |
| 4027 | bitxpress bxp | TCP UDP | - | - |
| 4028 | DTServer Port dtserver-port | TCP UDP | - | - |
| 4029 | IP Q signaling protocol ip-qsig | TCP UDP | - | - |
| 4030 | Accell/JSP Daemon Port jdmn-port | TCP UDP | - | - |
| 4031 | UUCP over SSL suucp | TCP UDP | - | yes |
| 4033 | SANavigator Peer Port sanavigator | TCP UDP | - | - |
| 4034 | Ubiquinox Daemon ubxd | TCP UDP | - | - |
| 4037 | RaveHD network control ravehd | TCP UDP | - | - |
| 4038 | Fazzt Point-To-Point fazzt-ptp | TCP UDP | - | - |
Securing other services services
Other port categories
Web /tools/ports/category/web Remote access /tools/ports/category/remote-access File transfer & sharing /tools/ports/category/file-transfer Email /tools/ports/category/email Databases & caches /tools/ports/category/databases Directory & authentication /tools/ports/category/directory-auth Network services /tools/ports/category/network-services VPN, tunnels & proxies /tools/ports/category/vpn-tunnels Messaging & queues /tools/ports/category/messaging Voice & chat /tools/ports/category/voice-chat Media & streaming /tools/ports/category/media IoT & industrial (ICS) /tools/ports/category/iot-ics DevOps, cloud & containers /tools/ports/category/devops Monitoring & logging /tools/ports/category/monitoring Gaming /tools/ports/category/gaming