as13285.net has no MX records.
Question and response
Question
dig as13285.net. MX
Answer
The response has no answer records.
Authority
as13285.net. 300 SOA ds0.opaltelecom.net. noc.opaltelecom.net. 2025112000 14400 3600 1728000 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0