dqecomm.mail.pairserver.com has no AAAA records.
Question and response
Question
dig dqecomm.mail.pairserver.com. AAAA
Answer
The response has no answer records.
Authority
pairserver.com. 3600 SOA ns1.pair.com. root.pair.com. 2026022713 3600 300 604800 7200
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0