antispam.empirion.at has no MX records.
Question and response
Question
dig antispam.empirion.at. MX
Answer
The response has no answer records.
Authority
empirion.at. 300 SOA aerfalle.empirion.at. noc.empirion.at. 2026030507 3600 3600 2419200 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0