86.110.156.203.static-corp.jastel.co.th has no MX records.
Question and response
Question
dig 86.110.156.203.static-corp.jastel.co.th. MX
Answer
The response has no answer records.
Authority
jastel.co.th. 1800 SOA elinore.ns.cloudflare.com. dns.cloudflare.com. 2395414206 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0