With FastDNS You Can ...
» Find slow resolving DNS servers.
FastDNS by Firewalls.com is a free tool designed to help you identify potential slow downs in your network caused by DNS speed. If you firewall, servers, or workstations are using a DNS server that is performing slow then you Internet access speed may be slow as well. This tool allows you to customize your own DNS settings and test its speed on resolving domain names. We recommend testing your ISPs DNS and any local DNS servers you may be running as well.
» Pre-built public DNS server list to test.
Who is this application designed for?
Why is this tool free?
Do I have to register?
Is there a "nag screen" or any limits on this software?
Windows XP or newer