sr1.softridge.com has no MX records.
Question and response
Question
dig sr1.softridge.com. MX
Answer
The response has no answer records.
Authority
softridge.com. 600 SOA ns41.domaincontrol.com. dns.jomax.net. 2024053000 28800 7200 604800 600
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0