blackfire.cz

DNS records live

NS

• nsa.perf1.fr
• nsb.perf1.com
• nsc.perf1.com

MX

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

TXT

• zscaler-verification-167757720-19112025-RmU53J

Verified for

• Microsoft 365

Email authentication partial

SPF

v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net ip4:81.30.240.165 ip4:89.185.242.27 ip4:77.93.216.131 -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

• selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1W3Br+1gAuPhGSa6oIE0vJDQo35F3jDxgDpqrPdtnpWq+s2GQPu4ZfX2b1zxy4192zQdIFQq+daDYW…
• selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA594+WWiS7IyiWpfLh8ez7Mv4oMTGXogJCJHCcRi5L2aldTZWyRUO8uqLW5xYOVDSjt0kdFSFR80rOh…
• k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Linked from (1)

• festivalabc.cz×1