dns-ca.pointhq.com has no MX records.
Question and response
Question
dig dns-ca.pointhq.com. MX
Answer
The response has no answer records.
Authority
pointhq.com. 300 SOA dns-au.pointhq.com. admin.pointhq.com. 2026020600 7200 900 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0