- IRC servers – ports 6667, 6668, 6669 and TLS on 6697, 9999
- paladin.sublevels.net
- wintermute.sublevels.net
- NMDC protocol hubs
- paladin.sublevels.net
- wintermute.sublevels.net
- Network: https://www.te-home.net/?do=hublist&net=sublevels
- Game Servers
- https://arena.sh/game/38.57.161.19:27500/ – quakeworld server
- sublevels.gameme.com – day of defeat: source server