shamrock2.parklogic.com has no MX records.
Question and response
Question
dig shamrock2.parklogic.com. MX
Answer
The response has no answer records.
Authority
shamrock2.parklogic.com. 60 SOA ns1.parklogic.com. hostmaster.parklogic.com. 2021051901 7200 3600 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0