ns.ecomsiam.com has no MX records.
Question and response
Question
dig ns.ecomsiam.com. MX
Answer
The response has no answer records.
Authority
ecomsiam.com. 86400 SOA ns.ecomsiam.com. info.ecomsiam.com. 2024121118 86400 7200 21600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0