fib.upc.es MX records

MX Mail server
15m
mail2.fib.upc.es 10 Primary
mail1.fib.upc.es 20

Question and response

Question

dig fib.upc.es. MX

Answer

fib.upc.es. 900 MX 20 mail1.fib.upc.es. fib.upc.es. 900 MX 10 mail2.fib.upc.es.

Authority

The response has no authority records.

Additional

mail2.fib.upc.es. 900 A 147.83.41.106 mail1.fib.upc.es. 900 A 147.83.41.105 . 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0