Question and response
Question
dig ns1.telfy.com. MX
Answer
ns1.telfy.com. 14400 MX 0 smtp.telfy.com.
Authority
ns1.telfy.com. 86400 NS ns1.telfy.com.
ns1.telfy.com. 86400 NS ns2.telfy.com.
Additional
smtp.telfy.com. 14400 A 158.255.234.71
ns1.telfy.com. 14400 A 88.148.8.4
ns2.telfy.com. 14400 A 88.148.8.2
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0