It said I'm not allowed to access these forums anymore, without giving any reason (so I registered for another account just so I can see something). Does this mean I broke one of the rules and was banned or something?

You could have been - email moderators@webhostingtalk.com for help :)

poor gengar :(

Actually, Elliot, your account was suspended, and an e-mail was sent to the e-mail address on your user record.