Host IPV4: irc.europnet.org Host IPV6: ipv6.europnet.org Default Port : 6667 SSL Port : 6660, 6697 Main Channel : #europnet
You can now connect to IRC via proxy.europnet.org on ports 80, 8080 et 443 (ssl).
That should allow you to bypass most company and wifi network protections, so you can chat from anywhere !