interplanetdns.mex1.whgi.net has no MX records.
Question and response
Question
dig interplanetdns.mex1.whgi.net. MX
Answer
The response has no answer records.
Authority
whgi.net. 3600 SOA ns1.stableserver.net. postmaster.stableserver.net. 2026022401 3600 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0