optical.no MX records

MX Mail server
5m
mail.blix.com 10 Primary

Question and response

Question

dig optical.no. MX

Answer

optical.no. 300 MX 10 mail.blix.com.

Authority

The response has no authority records.

Additional

. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0