Apr 27 13:22:15 atlantis named[985]: error (network unreachable) resolving 'www.SOME-DOMAIN.com/A/IN': :::#53

Edit /etc/default/bind9 and add "-4" to the options so BIND9 does not resolve IPV6 (unless you have IPV6 connectivity, but in that case you shouldn't see this message aniway). Your OPTIONS line should look like this: OPTIONS="-u bind -4" .