Yes, it usually switches to them automatically after it fails the actual irc.lunarnet.org itself but I also tried them manually and it still fails to work.
EDIT: Throughout my previous attempts of today I got a new message
-castleheck.tx.us.lunarnet.org- *** If you are having problems connecting due to ping timeouts, please type /quote pong 3DCC28A0 or /raw pong 3DCC28A0 now.
but.. when I type it in nothing seems to happen?