Email Authentication
sejm.gov.pl
SPF
passDeclares which servers may send mail for this domain.
v=spf1 ip4:194.41.12.80 ip4:194.41.12.81 -all
DKIM
noneCryptographic signature on outbound mail (selector: none).
No record published.
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; aspf=s; adkim=s; rua=mailto:dmarc@sejm.gov.pl; ruf=mailto:dmarc@sejm.gov.pl;fo=1
Mail Servers (MX)
5 mx2.sejm.gov.pl
10 mx1.sejm.gov.pl