stackhero.io MX records

MX Mail server
5m
mail.protonmail.ch 10 Primary
mailsec.protonmail.ch 20

Question and response

Question

dig stackhero.io. MX

Answer

stackhero.io. 300 MX 10 mail.protonmail.ch. stackhero.io. 300 MX 20 mailsec.protonmail.ch.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0