3mtdna
Last Updated: February 25, 2016
·
920
· barnettjw

DNS propagation checker

After you migrate a web site to a new server, you have to update your DNS records. Then you want to see how that DNS change is propagating across the world's DNS servers.

http://www.whatsmydns.net/

If you need more fine grained checking, check out wheresitup with HTTP code, DNS A record, hop count checks from over 80 sites around the world.