auth02.dns.acceleratedconnections.com has no MX records.
Question and response
Question
dig auth02.dns.acceleratedconnections.com. MX
Answer
The response has no answer records.
Authority
dns.acceleratedconnections.com. 14400 SOA auth01.dns.acceleratedconnections.com. root.dns.acceleratedconnections.com. 2025072301 14400 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0