The Notre Dame De Paris Wiki has an IRC chat channel, which is located here.
If you would like to install an IRC client instead, follow Kaishiro's XChat Setup Guide
If you already have an IRC client installed, click here.

If you need to add The Notre Dame De Paris IRC chat channel to your IRC client, information is listed below.

SSL Ports
6660-6669, 7000
6697, 9998-9999

If you have any problems with the IRC, please contact Kaishiro, Xertion's owner.