o1.ptr2592.cryptonomics.co.th has no NS records.
NS records for this zone are defined at cryptonomics.co.th.
NS records for this zone are defined at cryptonomics.co.th.
Question and response
Question
dig o1.ptr2592.cryptonomics.co.th. NS
Answer
The response has no answer records.
Authority
cryptonomics.co.th. 1800 SOA alla.ns.cloudflare.com. dns.cloudflare.com. 2397327420 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0