| :9090 | Openfire Admin Console | TCP | Web Services | caution | 34.2k |
| :1513 | Garena Gaming | TCPUDP | Gaming | caution | 33.1k |
| :9091 | Openfire Admin Console (SSL) | TCPtls | Web Services | caution | 28.3k |
| :2031 | Mobrien Chat | TCPUDP | Web Services | caution | 27.7k |
| :1720 | H.323 Signaling | TCP | Network Services | caution | 26.5k |
| :6005 | Camfrog Chat | TCP | Voice and Chat | caution | 25.2k |
| :3001 | Miralix Phone Monitor | TCP | Network Services | caution | 21.7k |
| :9009 | Pichat Server | TCPUDP | Network Services | caution | 19.7k |
| :19302 | Google Talk Voice & Video | UDP | Network Services | caution | 19.3k |
| :7777 | iChat Transfer Proxy | TCPtls | File Transfer | caution | 18.5k |
| :19000 | Audition Online / G10 Server Check | TCPUDP | Gaming | caution | 18.0k |
| :18201 | Audition Online Thailand | TCPUDP | Gaming | caution | 17.5k |
| :194 | Internet Relay Chat | TCPUDP | Voice and Chat | caution | 17.5k |
| :7777 | Xivio Chat Server | TCP | Voice and Chat | caution | 17.0k |
| :18306 | Audition Online FAM DB | TCPUDP | Gaming | caution | 16.9k |
| :19294 | Google Talk Voice/Video | TCP | Streaming | caution | 16.6k |
| :19771 | Softros LAN Messenger | TCPUDP | Network Services | caution | 16.4k |
| :6697 | IRC over SSL | TCPtls | Security | caution | 16.4k |
| :5223 | XMPP over SSL | TCPtls | Security | caution | 16.3k |
| :1863 | Microsoft Notification Protocol | TCP | Voice and Chat | caution | 15.9k |
| :2103 | Zephyr Notification Service | TCPUDP | Network Services | caution | 15.8k |
| :18506 | Audition Online Dance Battle Nexon | TCPUDP | Gaming | caution | 15.8k |
| :6679 | IRC SSL | TCPtls | Security | caution | 15.7k |
| :8484 | MapleStory | TCPUDP | Gaming | caution | 15.6k |
| :19295 | Google Talk Voice & Video | UDP | Voice and Chat | caution | 15.4k |
| :5070 | BFCP | TCP | Network Services | caution | 15.2k |
| :12013 | Audition Korea Server | TCPUDP | Streaming | caution | 14.5k |
| :5061 | SIP over TLS | TCP | Security | caution | 14.4k |
| :18401 | Audition Online Brazil Server | TCPUDP | Gaming | caution | 14.0k |
| :1533 | IBM Sametime & SQL Server | TCP | Network Services | safe | 13.5k |
| :25888 | Xfire Game Server Tracking | UDP | Gaming | caution | 13.4k |
| :6771 | Polycom Broadcast | UDP | Network Services | caution | 13.2k |
| :15000 | psyBNC | TCP | Security | caution | 13.1k |
| :5004 | RTP Media Data | TCP | Streaming | safe | 13.0k |
| :1200 | Steam Friends Applet | UDP | Gaming | caution | 13.0k |
| :3008 | Miralix Proxy | TCPtls | Security | caution | 12.8k |
| :5269 | XMPP Server Connection | TCP | Network Services | caution | 12.8k |
| :1503 | Live Messenger Whiteboard Sharing | TCPUDP | Network Services | caution | 12.4k |
| :5107 | A-Talk Remote Server | TCP | Remote Access | caution | 12.2k |
| :5031 | AVM CAPI-over-TCP | TCPUDP | Network Services | caution | 12.0k |
| :9987 | TeamSpeak 3 Voice | UDP | Gaming | caution | 11.9k |
| :5222 | XMPP Client Connection | TCP | Network Services | caution | 11.7k |
| :8010 | XMPP File Transfers | TCP | File Transfer | caution | 11.5k |
| :3017 | Miralix IVR & Voicemail | TCP | Network Services | caution | 11.5k |
| :5060 | SIP | TCPUDP | Network Services | caution | 11.4k |
| :5106 | A-Talk | TCP | Voice and Chat | caution | 11.1k |
| :3074 | Xbox Live / Games for Windows | TCPUDP | Gaming | caution | 10.9k |
| :8002 | CUCM Intercluster | TCP | Network Services | caution | 10.6k |
| :6665 | IRC | TCP | Network Services | caution | 10.5k |
| :5005 | RTP Control Protocol | TCP | Streaming | safe | 10.5k |
| :3724 | Club Penguin | TCP | Gaming | caution | 10.4k |
| :3007 | Miralix OM | TCP | Network Services | caution | 10.3k |
| :6660 | IRC | TCP | Voice and Chat | caution | 10.2k |
| :3002 | Miralix CSTA | TCP | Network Services | caution | 10.1k |
| :2041 | Mail.Ru Agent | TCP | Voice and Chat | caution | 10.0k |
| :119 | NNTP | TCP | Web Services | safe | 10.0k |
| :531 | AOL IM and IRC | TCPUDP | Voice and Chat | caution | 9.9k |
| :19880 | Softros LAN Messenger | TCP | Network Services | caution | 9.6k |
| :5298 | XMPP Link-Local / Serverless Messaging | TCPUDP | Network Services | caution | 9.5k |
| :9119 | MXit Messenger | TCPUDP | Voice and Chat | caution | 9.5k |
| :2102 | Zephyr Notification Service | TCPUDP | Network Services | caution | 9.3k |
| :3723 | Battle.net Gaming | TCPUDP | Network Services | caution | 9.2k |
| :1719 | H.323 RAS | UDP | Network Services | caution | 9.2k |
| :1167 | Conference Call Signaling | UDP | Network Services | caution | 9.1k |
| :2000 | Cisco SCCP | TCPUDP | Network Services | caution | 9.0k |
| :6112 | Club Penguin Server | TCP | Gaming | caution | 9.0k |
| :2500 | sMessenger Service | TCP | Network Services | caution | 8.9k |
| :5050 | Yahoo Messenger | TCP | Voice and Chat | caution | 8.9k |
| :9996 | The Palace Chat | TCPUDP | Gaming | caution | 8.9k |
| :23399 | Skype Protocol | | Voice and Chat | caution | 8.8k |
| :3004 | Miralix InfoLink | TCP | Network Services | caution | 8.8k |
| :5656 | IBM Sametime P2P | TCP | File Transfer | safe | 8.5k |
| :5190 | ICQ & AIM | TCP | Voice and Chat | caution | 8.5k |
| :5498 | Hotline Tracker Server | TCP | File Transfer | caution | 8.4k |
| :113 | Ident | TCP | Security | caution | 8.3k |
| :3005 | Miralix TimeOut | TCP | Network Services | safe | 8.3k |
| :2944 | Megaco H.248 | UDP | Network Services | caution | 8.2k |
| :2945 | Megaco H.248 | UDPSCTP | Network Services | caution | 8.1k |
| :8078 | Endless Online Server Port | TCPUDP | Gaming | caution | 8.0k |
| :4569 | IAX2 | UDP | Voice and Chat | caution | 8.0k |
| :12035 | Second Life Viewer | UDP | Gaming | caution | 8.0k |
| :2427 | Cisco MGCP | UDP | Network Services | caution | 7.9k |
| :5445 | Cisco Unified Video Advantage | UDP | Network Services | caution | 7.8k |
| :2305 | ArmA Multiplayer Voice Chat | UDP | Gaming | caution | 7.7k |
| :4201 | TinyMUD | TCP | Gaming | caution | 7.7k |
| :1550 | Gadu-Gadu C2C | | Network Services | caution | 7.7k |
| :25999 | Xfire | TCP | Network Services | caution | 7.5k |
| :5315 | Ginever.net Data Port | TCPUDP | Gaming | caution | 7.4k |
| :5313 | Ginever.net Communication | TCPUDP | Network Services | caution | 7.3k |
| :9875 | Club Penguin | TCP | Gaming | caution | 7.3k |
| :1725 | Valve Steam | UDP | Gaming | caution | 7.3k |
| :8074 | Gadu-Gadu Messenger | TCP | Voice and Chat | caution | 7.2k |
| :5312 | Ginever.net Data Port | TCPUDP | Gaming | caution | 7.2k |
| :5310 | Ginever.net Data Comm | TCPUDP | Network Services | caution | 7.1k |
| :3478 | STUN | TCPUDP | Network Services | caution | 7.0k |
| :2074 | Vertel VMF SA | TCPUDP | Voice and Chat | caution | 7.0k |
| :29900 | Nintendo Wi-Fi | | Network Services | caution | 6.8k |
| :6113 | Club Penguin | TCP | Gaming | caution | 6.8k |
| :4224 | Cisco Audio Tunneling | TCP | Network Services | caution | 6.6k |
| :27888 | Kaillera Server | UDP | Gaming | caution | 6.5k |
| :5499 | Hotline Tracker Discovery | UDP | File Transfer | caution | 6.4k |
| :18606 | X-BEAT | TCPUDP | Gaming | caution | 6.3k |
| :6901 | Windows Live Messenger Voice | TCPUDP | Streaming | caution | 6.0k |
| :31456 | TetriNET IRC Gateway | TCP | Gaming | caution | 5.8k |
| :6891 | Windows Live Messenger File Transfer | TCPUDP | File Transfer | caution | 5.8k |
| :8767 | TeamSpeak | UDP | Network Services | caution | 5.7k |
| :8768 | TeamSpeak Alt | UDP | Gaming | caution | 5.5k |
| :518 | NTalk | UDP | Network Services | caution | 5.4k |
| :2710 | Knuddels Chat | TCP | Voice and Chat | caution | 5.3k |
| :517 | Talk Daemon | UDP | Network Services | caution | 5.0k |
| :504 | Citadel Groupware | TCPUDP | Web Services | caution | 5.0k |
| :10116 | NetIQ VoIP Assessor | TCPUDP | Network Services | caution | 5.0k |
| :8501 | DukesterX | TCP | File Transfer | caution | 5.0k |
| :3784 | Ventrilo | TCPUDP | Gaming | caution | 4.9k |
| :706 | Secure Internet Live Conferencing (SILC) | TCP | Security | caution | 4.7k |
| :3785 | Ventrilo Voice Chat | UDP | Gaming | caution | 4.4k |
| :3025 | netpd.org | TCP | Streaming | caution | 4.4k |
| :6257 | WinMX P2P Chat | UDP | File Transfer | caution | 4.3k |
| :4894 | LysKOM | TCPUDP | Voice and Chat | caution | 4.1k |
| :16000 | shroudBNC | TCP | Network Services | caution | 4.0k |
| :3456 | VAT (Visual Audio Tool) | TCPUDP | Voice and Chat | safe | 0 |
| :1348 | Multi Media Conferencing | TCPUDP | Voice and Chat | safe | 0 |
| :1718 | H.323 Multicast Gatekeeper Discovery | TCPUDP | Network Services | safe | 0 |
| :531 | Conference chat | TCPUDP | Voice and Chat | safe | 0 |
| :440 | Simple Gateway Control Protocol | TCPUDP | Network Services | safe | 0 |
| :2855 | Message Session Relay Protocol (MSRP) | TCP | File Transfer | caution | 0 |
| :2860 | Dialpad Voice 1 | TCPUDP | Voice and Chat | safe | 0 |
| :9011 | D-STAR Routing | UDP | Voice and Chat | safe | 0 |
| :2372 | LanMessenger | TCPUDP | Voice and Chat | safe | 0 |
| :2517 | H.323 Annex E Call Signalling Transport | TCPUDP | Network Services | safe | 0 |
| :9900 | ISDN Q.921 User Adaptation (IUA) | TCPUDPSCTP | Network Services | caution | 0 |
| :4692 | Conspiracy messaging | TCPUDP | Voice and Chat | safe | 0 |
| :9750 | Board M.I.T. Synchronous Collaboration | TCPUDP | Voice and Chat | safe | 0 |
| :11720 | H.323 Call Control Signalling Alternate | TCPUDP | Voice and Chat | safe | 0 |
| :1071 | BSQUARE-VOIP | TCPUDP | Voice and Chat | safe | 0 |
| :767 | Phone | TCPUDP | Voice and Chat | safe | 0 |
| :2246 | PacketCable MTA Address Map | TCPUDP | Network Services | safe | 0 |
| :1119 | Battle.net | TCPUDPtls | Gaming | safe | 0 |
| :1336 | Instant Service Chat | TCPUDP | Voice and Chat | safe | 0 |
| :1168 | VChat Conference Service | TCPUDP | Voice and Chat | safe | 0 |
| :1300 | H.323 Secure Call Control Signalling | TCPUDPtls | Voice and Chat | safe | 0 |
| :1259 | Open Network Library Voice | TCPUDP | Voice and Chat | safe | 0 |
| :1533 | Virtual Places Software | TCPUDP | Voice and Chat | safe | 0 |
| :2904 | MTP2 User Adaptation (M2UA) | TCPUDPSCTP | Network Services | risk | 0 |
| :3449 | HotU Chat | TCPUDP | Voice and Chat | safe | 0 |
| :4800 | Icona Instant Messenging System | TCPUDP | Voice and Chat | safe | 0 |
| :4801 | Icona Web Embedded Chat | TCPUDP | Voice and Chat | safe | 0 |
| :1152 | WinPopup LAN Messenger | TCPUDP | Voice and Chat | safe | 0 |
| :5280 | XMPP BOSH | TCP | Web Services | caution | 0 |
| :1556 | VERITAS Private Branch Exchange | TCPUDP | Voice and Chat | safe | 0 |
| :2099 | H.225.0 Annex G Signaling | TCPUDP | Network Services | safe | 0 |
| :2269 | Multimedia Internet KEYing (MIKEY) | TCPUDP | Security | safe | 0 |