a.ns.acctn.com.ph has no MX records.
Question and response
Question
dig a.ns.acctn.com.ph. MX
Answer
The response has no answer records.
Authority
acctn.com.ph. 86400 SOA ns3.metroconnect.com.ph. sysdev.convergeict.com. 2025053106 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0