mailsorter.ash.monster.com has no AAAA records.
Question and response
Question
dig mailsorter.ash.monster.com. AAAA
Answer
The response has no answer records.
Authority
monster.com. 600 SOA ns1.tmpw.net. hostmaster.tmpw.net. 1771743004 1800 600 604800 86400
Additional
The response has no additional records.