I don't know what "check my connection" means.

You can look into Socket which is a standard module, or gethostbyname - which is builtin function.

 
___crazyinsomniac_______________________________________
Disclaimer: Don't blame. It came from inside the void
perl -e "$q=$_;map({chr unpack qq;H*;,$_}split(q;;,q*H*));print;$q/$q;"