Question and response
Question
dig mx.nomail.mx. NSEC3
Answer
The response has no answer records.
Authority
nomail.mx. 900 SOA ns-261.awsdns-32.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0