Why won't it say connected and let me play on my account in Pawn at School?

[Assaultinator]

whenever i go to get on pawn in my school it says connecting then like 3 seconds later it says "Server Down"........when i get home it will load up easily......i dunno what the deal with all of it is cause it says servers down when its not,So can someone please tell me what i need to do to get it to say connected and let me on my account.

[HonorP00ner]

Schools don't clean the cache on their computers...

[CatrachoSniper]

im gonna try clearning the cache

[Assaultinator]

how do i clean out the caphe system in my school computer?