Question and response
Question
dig mail-mx-12.default-host.net. AAAA
Answer
mail-mx-12.default-host.net. 900 AAAA 2a0c:a80:0:b10c:0:0:0:1
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0