penmaster.cz

DNS records live

NS

• ns1.kpcomp.cz
• ns2.kpcomp.cz

MX

• 0 penmaster-cz.mail.protection.outlook.com

Email authentication weak

SPF

v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all

strict (-all)

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

Linked from (2)

• kolman.eu×1
• adorepen.cz×1