Question and response
Question
dig proxy-ipv6.a140.1.send-mail2.xyz. AAAA
Answer
proxy-ipv6.a140.1.send-mail2.xyz. 3600 AAAA 2605:a140:2191:5901:0:0:0:1
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0