feuertrutz.de

Valid Email Server
Domain Lookup › feuertrutz.de

Domain Overview

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

Checked via [email protected] · 2026-04-01 09:52:46 UTC · ↺ Refresh

MX Hostnames

  • mx-in01.eu.retarus.com
  • mx-in02.eu.retarus.com

MX Priorities

  • mx-in01.eu.retarus.com: 10
  • mx-in02.eu.retarus.com: 10

A / AAAA Records

  • 212.161.62.20 (no PTR)
  • 2001:920:183d::20 (no PTR)

Mail Server IPs

  • 94.199.92.130 ↩ mx-in01.eu.retarus.com
  • 94.199.89.39 ↩ mx-in02.eu.retarus.com

SOA Record

Raw SOA dns11.netcologne.de hostmaster.netcologne.de 2025121704 28800 7200 604800 3600
Primary NS (mname)
dns11.netcologne.de
Admin Email (rname)
hostmaster@netcologne.de
Serial
2025121704
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

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

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.retarus.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

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

All TXT Records

8 records
  • 201704251047500ghi52jnzzgr098fbzwtoemlpwvydu7bbwluhe5g60cwsdufst
  • MS=ms16757134
  • OrQfPmXnVLuKrlFaIkUYhjQbUmGE2V8p1aRzfjqrQkcIHimu3+X9fSI129Wx6r1ZUsZ1PmrxciWPWDhnw2uUeg==
  • SPFv=spf1 include:_spf.retarus.com ~all
  • n0ncv8fpbhh1n7nbylf9xjbkxt8n75m1
  • 6n5xmbhb5rc6htw066tdg7p3m337w5l8
  • 201802151257461q6rq7mhaicylm3mklt218vh3ywdlv6rg9qta4ypk7zhck6s6t
  • apple-domain-verification=XSJPawlTcvbVvpY6
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