How I am searching:
Searching for MYDOMAIN.com A record at a.root-servers.net [198.41.0.4]: Got referral to G.GTLD-SERVERS.NET. (zone: com.) [took 11 ms]
Searching for MYDOMAIN.com A record at G.GTLD-SERVERS.NET. [192.42.93.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 8 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to C.GTLD-SERVERS.NET. (zone: com.) [took 87 ms]
Searching for MYDOMAIN.com A record at C.GTLD-SERVERS.NET. [192.26.92.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 5 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to K.GTLD-SERVERS.NET. (zone: com.) [took 89 ms]
Searching for MYDOMAIN.com A record at K.GTLD-SERVERS.NET. [192.52.178.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 11 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to I.GTLD-SERVERS.NET. (zone: com.) [took 86 ms]
Searching for MYDOMAIN.com A record at I.GTLD-SERVERS.NET. [192.43.172.30]: Got referral to ns2.mainnameserver.com. (zone: MYDOMAIN.com.) [took 121 ms]
Searching for MYDOMAIN.com A record at ns2.mainnameserver.com. [82.110.105.3]: Got referral to G.GTLD-SERVERS.NET. (zone: com.) [took 86 ms]
Searching for MYDOMAIN.com A record at G.GTLD-SERVERS.NET. [192.42.93.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 10 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to C.GTLD-SERVERS.NET. (zone: com.) [took 85 ms]
Searching for MYDOMAIN.com A record at C.GTLD-SERVERS.NET. [192.26.92.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 8 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to B.GTLD-SERVERS.NET. (zone: com.) [took 89 ms]
Searching for MYDOMAIN.com A record at B.GTLD-SERVERS.NET. [192.33.14.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 241 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to M.GTLD-SERVERS.NET. (zone: com.) [took 84 ms]
Searching for MYDOMAIN.com A record at M.GTLD-SERVERS.NET. [192.55.83.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 290 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to C.GTLD-SERVERS.NET. (zone: com.) [took 83 ms]
Searching for MYDOMAIN.com A record at C.GTLD-SERVERS.NET. [192.26.92.30]: Got referral to ns.mainnameserver.com. (zone: MYDOMAIN.com.) [took 8 ms]
Searching for MYDOMAIN.com A record at ns.mainnameserver.com. [82.110.105.2]: Got referral to B.GTLD-SERVERS.NET. (zone: com.) [took 84 ms]
Searching for MYDOMAIN.com A record at B.GTLD-SERVERS.NET. [192.33.14.30]: Got referral to ns2.mainnameserver.com. (zone: MYDOMAIN.com.) [took 233 ms]
Error: It looks like you've stuck me in a loop!.
Details:
I am programmed to stop after 20 DNS queries, since most DNS lookups can be finished
after about 3-5 queries. It sounds like you're stuck in a loop.