any4.nodesecure.info has no MX records.
Question and response
Question
dig any4.nodesecure.info. MX
Answer
The response has no answer records.
Authority
nodesecure.info. 86400 SOA any1.nodesecure.com. domain-support.internetx.de. 2025033101 43200 7200 1209600 86400
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0