Question and response
Question
dig a.in-addr-servers.arpa. AAAA
Answer
a.in-addr-servers.arpa. 86400 AAAA 2620:37:e000:0:0:0:0:53
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0