[dns-operations] Google DNS + domain = not resolvable, other DNS + domain = resolvable

Stephane Bortzmeyer bortzmeyer at nic.fr
Sat Jan 27 13:38:59 UTC 2018

On Sat, Jan 27, 2018 at 01:09:47PM +0000,
 Zack Piper <zack at apertron.com> wrote 
 a message of 127 lines which said:

> I used a sample from https://public-dns.info/ to test the domain.

Apparently, this site is a list of open DNS resolvers. Open DNS
resolvers are frowned upon (see RFC 5358) and it is typically
unmanaged machines. Some of them, as you noticed, are just relays,
forwarding to a big public resolver like Google Public DNS.

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