Email Authentication

master.cz

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 mx ip6:2a01:430:100:5c::2 a:d24.westmaster.com ip4:185.58.41.176 ip4:77.93.193.48 a:cis.masterdc.com a:d4023.masterinter.net a:cloud-2123.masterinter.net ip4:81.31.45.148 ip4:185.58.42.235 ip4:89.185.237.62 include:spf.protection.outlook.com a:mailing.master.cz ~all

DKIM

pass

Cryptographic signature on outbound mail (selector: selector1).

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeAikRQTgV8PanpPjiUSfnXB0MMQCIrrDAslIDWyofhOYCBrSI/gVVHtzBQ2x9F7jdRpDrLZivwh6KBQT7x1ZaCHMzYiHLROARBm12Qac9OaUetmHZXr10GdfwmOt+E9/cyp+1KlTII4sKVaODv4xqdHpSZKQ/yNxx5v/WtlzX4QIDAQAB;

DMARC

pass

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

v=DMARC1; p=reject; rua=mailto:dmarc-reports@master.cz

Mail Servers (MX)

10 mail.master.cz

25 ns3.master.cz

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