opt.pf MX records

MX Mail server
1h
mx-mibc-fr-03.mailinblack.com 5 Primary

Question and response

Question

dig opt.pf. MX

Answer

opt.pf. 3600 MX 5 mx-mibc-fr-03.mailinblack.com.

Authority

The response has no authority records.

Additional

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