Question and response
Question
dig out.smtp.colocall.net. AAAA
Answer
out.smtp.colocall.net. 300 AAAA 2a03:6300:0:0:0:0:a:25
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0