Http Refferers

I have a referral from this address in my list
http://XX:+++++++++++++++++++++++++++++ ... ++++++++++
Just wondering if anyone else sees this type of thing and wether it indicates a hacking attempt.
cheers
http://XX:+++++++++++++++++++++++++++++ ... ++++++++++
Just wondering if anyone else sees this type of thing and wether it indicates a hacking attempt.
cheers