# IRC > TLDR: irc.hackint.dn42, #dn42 We have an IRC Chatroom on the [hackint-Network](https://www.hackint.org). It is reachable from within DN42, ChaosVPN and the public internet. A connection is only possible via TLS on port 6697. | Network | Hostname | SSL | IPv4 | IPv6 | |:--------|:------------------------------------------|:------ |:-------------------------- |:------------ | | DN42 | [irc.hackint.dn42](ircs://irc.hackint.dn42:6697) | Yes | 172.20.66.67 | fd42:d42:d42:6667::1 | | ChaosVPN | [irc.hackint.hack](ircs://irc.hackint.hack:6697) | Yes | 172.20.66.67 | - | ### via public internet **** | Hostname | Location | |:------------------------------------------------- |:-------------------------- | | [irc.hackint.org](ircs://irc.hackint.org:6697) | Global | | [irc.eu.hackint.org](ircs://irc.eu.hackint.org:6697) | European | | [irc.de.hackint.org](ircs://irc.de.hackint.org:6697) | Germany | | [irc.nl.hackint.org](ircs://irc.nl.hackint.org:6697) | Netherlands |