Email Authentication

knihydobrovsky.cz

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:_spf.forpsi.com include:spf.mandrillapp.com include:servers.mcsv.net include:_spf.cortex.cz include:_emailing.heureka.cz ip4:217.11.252.180 ip4:185.219.171.53 ip4:82.113.61.160/28 ip4:217.11.252.129 include:spf.protection.outlook.com include:mailgun.org ~all

DKIM

none

Cryptographic signature on outbound mail (selector: none).

No record published.

DMARC

pass

Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.

v=DMARC1; p=reject; rua=mailto:abuse@knihydobrovsky.cz; pct=100;

Mail Servers (MX)

0 knihydobrovsky-cz.mail.protection.outlook.com

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