Starbucks Just Added Water

Basic DNS: PTR Records and Why You Care

A PTR record is what lets someone do a "reverse" DNS lookup - that is, they have your IP address and want to know what your host/domain is. At any Unix/Linux command line, you can use "dig -x" to do a reverse lookup:

XP Service Pack 2 Block Expires Today

Today, April 12, 2005 sees the ability of the optional XP blocking tool, which prevents Microsoft's XP Service Pack 2 from being downloaded, expire. This means if you had selected the option to delay the download and installation of SP2, you can no longer do so.