Failover Name Servers for Reliability and Uptime

Name Servers are a forgotten piece of the internet puzzle.  Having failover name servers for reliability and uptime is a consideration often overlooked from the client, to the web services provider, and all the way up to the webhost.  While name servers are (theoretically) geographically separated and located on separate networks, they are not impregnable …

SPF Record Testing & validating Tools

These tools are meant to help you deploy SPF records for your domain. They use an actual RFC 4408 compliant library (pyspf) for tests and will dynamically test for processing limit errors (no other testers I’m aware of do this). This site uses a caching DNS resolver, so for tests that use live DNS, results …

Backing up Windows Server 2008 DNS Zone Files

This will be quick and sweet. Last night someone asked me to turn re-use an old server from having a catalog installed to just hosting primary DNS zones. So before I make this Active directory integrated DNS server to just a primary or do anything worthwhile I wanted to backup the zones. Well how?