72-36-41-7.dynamic.range.net has no MX records.
Question and response
Question
dig 72-36-41-7.dynamic.range.net. MX
Answer
The response has no answer records.
Authority
range.net. 3600 SOA ns1.range.net. postmaster.no.email.please. 626718590 3600 600 2592000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0