Question and response
Question
dig ns1.rr64.com.br. AAAA
Answer
ns1.rr64.com.br. 21600 AAAA 2604:a880:400:d1:0:0:c4b:a001
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0