mx-ll-183.88.237-52.dynamic.3bb.in.th has no CNAME records.
Question and response
Question
dig mx-ll-183.88.237-52.dynamic.3bb.in.th. NS
Answer
The response has no answer records.
Authority
3bb.in.th. 3600 SOA ns1.3bb.co.th. hostmaster.3bb.in.th. 2024091301 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0