Email Authentication
idnes.cz
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:spf.mailkit.eu include:_spf.xqueue.com include:spfam.mafra.cz include:spfna.mafra.cz include:spfag.mafra.cz include:spf.protection.outlook.com ip4:195.146.144.22 ip4:195.146.144.24 ip4:185.63.156.22 ip4:185.63.156.24 include:spf.smartemailing.cz -all
DKIM
passCryptographic signature on outbound mail (selector: selector1).
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4cPyPyaWcpY8Vj4Hg6Y9J4AmuVIvDs0Z3SZG/gABXBedaLE/x8NsmwEVPeEZcVdjPVmJqj/MB/fEVzCG6sPA7XHGaMqWsTk8QRx+CLgZEosa+zJwN63kohHxqk3GpsWjiu3aDtus3n9345pMJZBESsM5YTqlXHbrKgt3FvCWuonc7+ZJ8PphlKEfb0Wu5k6O3RlsURBGm4BMPsiHM0vZAHwDvE6nHsCIKb7d4Ommo5vt2tCRpEhZu5xyfR+BMnU5+updImYMQHx5/IN/HKa+QXme29c1cNCCMtvtgeTz822QWZ/U5caztD+ZSOubbuixEwlUJPRsPeDj5TtyVGtAEQIDAQAB;
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; rua=mailto:173a1ba4@mxtoolbox.dmarc-report.com,mailto:pi1rqn5o@ag.dmarcian-eu.com,mailto:dmarc-rua@mailkit.com,mailto:dmarc+666344@smartemailing.cz; ruf=mailto:173a1ba4@forensics.dmarc-report.com; pct=10
Mail Servers (MX)
10 smtp2.mafra.cz
10 smtp1.mafra.cz
20 smtp4.mafra.cz
20 smtp3.mafra.cz