Seems to be some issues lately with the site and SHQ TS server.
As a backup plan the other night, we talked about using Comstar and just going to the first unoccupied dropship in case of outage.
Comstar Relay North America (Comstar NA)
Available Slots: 512 Man TS3 server
List of unofficial servers, just FYI:http://mwomercs.com/forums/topic/60477-unofficial-community-run-voice-chat-servers/