Question and response
Question
dig collophon.com. MX
Answer
collophon.com. 3600 MX 0 mx.collophon.com.
Authority
The response has no authority records.
Additional
mx.collophon.com. 3600 A 172.252.202.142
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0