No-IP - Dynamic DNS and Managed DNS Provider
GRCs DNS Benchmark - DNS Nameserver Performance Benchmark
Duck DNS - Free dynamic DNS hosted on Amazon VPC
namebench - Provides personalized DNS server recommendations based on your browsing history.
FreeDNS by Afraid.org - Free DNS hosting, lets you fully manage your own domain. Dynamic DNS and Static DNS services available. You may also create hosts off other domains that we host upon the domain owners consent, we have several domains to choose from!
Public DNS Server Tool - Public DNS Server Tool is a small utility for changing the DNS servers in Windows XP, Vista, 7 and...