spf.e-steiermark.com has no MX records.
Question and response
Question
dig spf.e-steiermark.com. MX
Answer
The response has no answer records.
Authority
e-steiermark.com. 3600 SOA ns1-34.azure-dns.com. hostmaster.esn.at. 2024060502 3600 900 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0