keller-systeme.ch

DNS records live

NS

• ns.hostpoint.ch
• ns2.hostpoint.ch
• ns3.hostpoint.ch

MX

• 10 mx-cluster01-hz13.hornetsecurity.ch
• 20 mx-cluster02-hz13.hornetsecurity.ch
• 30 mx-cluster03-hz13.hornetsecurity.ch
• 40 mx-cluster04-hz13.hornetsecurity.ch

Verified for

• Microsoft 365

Email authentication weak

SPF

v=spf1 a:office.keller-ziegeleien.ch include:spf-de.emailsignatures365.com include:spf.protection.outlook.com ip4:62.12.167.91 ip4:80.74.153.100 ip4:80.74.153.102 include:spf.hornetsecurity.com include:_cmspf.cleanmail.ch ~all

softfail (~all)

DMARC

not published

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

Linked from (1)

• openhouse-zuerich.org×1