So it looks like we lost everything since some point on the 21st.
vBulletin is generally pretty stable, and the traffic here is not that intense. I don't know any reason why this site should be so unstable, but it seems like it goes down an awful lot.
I don't know your relationship to you hosting provider, ToxicGoblin.com, is, but I'd seriously consider seeking another host.
How much do you pay?