fm.cyfronet.pl has no MX records.
Question and response
Question
dig fm.cyfronet.pl. MX
Answer
The response has no answer records.
Authority
cyfronet.pl. 7200 SOA nms.cyf-kr.edu.pl. hostmaster.cyf-kr.edu.pl. 2026021701 86400 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0