It is a very good idea to keep yours updated!
The MVPS HOSTS file was recently updated [May-21-2013]
Download: hosts.zip (137 kb)
How To: Download and Extract the HOSTS file
HOSTS File - Frequently Asked Questions
Note: the "text" version makes a great resource for determining possible unwanted connections ...
http://winhelp2002.mvps.org/hosts.txt (559 kb)
Get notified when the MVPS HOSTS file is updated