koelnerzoo.de

Valid Email Server
Domain Lookup › koelnerzoo.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
koelnerzoo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 22:13:06 UTC · ↺ Refresh

MX Hostnames

  • mailrelay.netcologne.de
  • mail.koelnerzoo.de

MX Priorities

  • mailrelay.netcologne.de: 10
  • mail.koelnerzoo.de: 0

A / AAAA Records

  • 136.243.163.115 ↩ dedi4870.your-server.de

Mail Server IPs

  • 194.8.194.96 ↩ mailrelay.netcologne.de
  • 81.173.203.243 ↩ mail.koelnerzoo.de

SOA Record

Raw SOA dns11.netcologne.de hostmaster.netcologne.de 2026020402 28800 7200 604800 3600
Primary NS (mname)
dns11.netcologne.de
Admin Email (rname)
hostmaster@netcologne.de
Serial
2026020402
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns11.netcologne.de
dns14.netcologne.de
dns12.netcologne.de
dns13.netcologne.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:_spf.netcologne.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail

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

All TXT Records

3 records
  • MS=1D333D2B580D81E2D69542A17DDE324965D3F1F8
  • SPFv=spf1 mx include:_spf.netcologne.de ~all
  • google-site-verification=pejn8qhZnDuzsblQ-l5RBRlBizokP1uYEqtVGScd0Mc
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