CAP support

6,238 servers out of the 10,239 IRC servers on the Internet have CAP support (61%).
See the CAP page for all charts and details.

TLS support

3,685 servers out of the 10,239 IRC servers on the Internet that listen on port 6667 also have SSL/TLS support on port 6697 (36%).
See the TLS page for all charts and details.