cf-dev.de

Valid Email Server
Domain Lookup › cf-dev.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cf-dev.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 09:13:01 UTC · ↺ Refresh

MX Hostnames

  • mail.mailfusion.de

MX Priorities

  • mail.mailfusion.de: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 62.146.186.14 ↩ mail.mailfusion.de

SOA Record

Raw SOA dns.cyber-stack.de hostmaster.cyberstack.de 2021062801 10800 1800 2592000 10800
Primary NS (mname)
dns.cyber-stack.de
Admin Email (rname)
hostmaster@cyberstack.de
Serial
2021062801
Refresh
10800s
Retry
1800s
Expire
2592000s
Minimum TTL
10800s

Nameservers (NS)

dns.cyber-stack.com
dns.cyber-stack.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mailfusion.de mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:spf.mailfusion.de mx -all
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