cfbu.cz

DNS records live

NS

• ns2.blueboard.cz
• shinzon.blueboard.cz

MX

• 1 cfbu-cz.mail.protection.outlook.com

Verified for

• Microsoft 365

Email authentication partial

SPF

v=spf1 a mx include:spf.blueboard.cz -all

strict (-all) · multiple SPF records

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc@ceskyflorbal.cz; ruf=mailto:dmarc@ceskyflorbal.cz; fo=1; adkim=r; aspf=r

policy: quarantine

DKIM

• selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZc3iVnHT2Bth5ad/ORvz3awWycu/EFKvFoX3Wi4iroyS7OtIg7FXtpYKdQsaQGA21XM27lOCFLXaW…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

Linked from (2)

• scoreweb.com×1
• olc.cz×1