If you are a web host or looking to set up a web server, having a solid DNS structure is essential for your Internet stablility. One problem with trying to test or troubleshoot DNS issues is you have to have an external machine outside your network to accurately test public access.

To help with this, the excellent website, DNS Stuff (http://www.dnsstuff.com/) is availalble. They offer many free and comprehensive tools which are really all you need to help test and diagnose problems.

System administrators and web hosts will definitely want to have this site bookmarked.

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