Review of FreeDNS powered by the Slant community.
Ranked in these QuestionsQuestion Ranking
Pro Huge list of domains to choose from
There are over 90,000 domains that can be used.
Pro Includes url/port forwarding
Their built-in Web Forward system allows redirecting URLs (including to a different port).
Pro Supports custom domain
Allows using own domain names.
Con Using a custom domain gives everyone access to it
FreeDNS shares all custom domains used across all users.