ns1.connectreader.com has no MX records.
Question and response
Question
dig ns1.connectreader.com. MX
Answer
The response has no answer records.
Authority
connectreader.com. 10800 SOA ns1.connectreader.com. postmaster.connectreader.com. 2025063014 28800 7200 1209600 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0