Finally an update on alternatives to DNSStuff. I have found these free sites among the most useful.

All purpose site with handy tools:

• network-tools.com

For some serious DNS troubleshooting:

• intodns.com
• dnsqueries.com
• unifiedemail.net
• dnssy.com

Please remember, for troubleshooting more crucial DNS applications it is advisable to always perform your lookups from more than one source…

Bye bye DNS Stuff… Thanks for the good times. The site has moved on from its former business model and gone commercial. Recently it started limiting the number of queries non-registered (and non-paying) users are allowed to perform.
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