Port 6667 — IRC
Quick reference for TCP/UDP port 6667, used by IRC. Includes what the service does, security guidance and related ports.
Port
6667
Protocol
TCP
Service
IRC
What is port 6667?
IRC server.
What port does IRC use?
IRC listens on port 6667 by default.
Security guidance
Medium risk — open with care
Port 6667 (IRC) can safely face the internet if you keep the software up to date, restrict admin endpoints, and use TLS where possible. Audit who can reach it and watch your logs.
Related ports
Frequently asked
What is port 6667 used for?+
Port 6667 is the standard TCP/UDP port for IRC. IRC server.
What port does IRC use?+
IRC listens on port 6667 by default.
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