backbone.ch MX records

MX Mail server
1d
pmg1.backbone.ch 10 Primary
pmg2.backbone.ch 10 Primary

Question and response

Question

dig backbone.ch. MX

Answer

backbone.ch. 86400 MX 10 pmg1.backbone.ch. backbone.ch. 86400 MX 10 pmg2.backbone.ch.

Authority

The response has no authority records.

Additional

pmg1.backbone.ch. 86400 A 212.117.192.216 pmg2.backbone.ch. 86400 A 212.117.221.217 . 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0