61-91-202-131.static.asianet.co.th has no CNAME records.
Question and response
Question
dig 61-91-202-131.static.asianet.co.th. NS
Answer
The response has no answer records.
Authority
static.asianet.co.th. 9996 SOA piano.asianet.co.th. admindns.asianet.co.th. 2019061300 14400 7200 2419200 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0