dshs-koeln.de

Valid Email Server
Domain Lookup › dshs-koeln.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dshs-koeln.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 22:51:08 UTC · ↺ Refresh

MX Hostnames

  • mx1.dshs-koeln.de
  • mx2.dshs-koeln.de

MX Priorities

  • mx2.dshs-koeln.de: 20
  • mx1.dshs-koeln.de: 10

A / AAAA Records

  • 194.213.2.187 ↩ events-dshs-koeln.de

Mail Server IPs

  • 194.213.2.172 ↩ mx2.dshs-koeln.de
  • 194.213.2.171 ↩ mx1.dshs-koeln.de

SOA Record

Raw SOA dns3.netcologne.de response.dshs-koeln.de 2013102062 10800 3600 1814400 3600
Primary NS (mname)
dns3.netcologne.de
Admin Email (rname)
response@dshs-koeln.de
Serial
2013102062
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
3600s

Nameservers (NS)

dns3.netcologne.de
dns4.netcologne.de
dns5.netcologne.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:194.213.2.171 ip4:194.213.2.172 a:mx1.dshs-koeln.de a:mx2.dshs-koeln.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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

✗ 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

7 records
  • google-site-verification=FlxcVE3fu_mqbNC3Pm0_Bze-HePItb4pV0I0hIx38_E
  • SPFv=spf1 ip4:194.213.2.171 ip4:194.213.2.172 a:mx1.dshs-koeln.de a:mx2.dshs-koeln.de -all
  • duo_sso_verification=fg23mOX5iKTotj8I4GCNVMe1kwSUDBF6woC4JeU0szM98GxK7bD0rjbJL7onIAej
  • apple-domain-verification=w2j3ZRoCVnSvJwyg
  • cisco-ci-domain-verification=4564177ada8139ec930dea2cd02f60385caaf8da9528f81c900fe03ae424260a
  • spycloud-domain-verification=b88aae32-3879-460f-af29-db4c404decca
  • have-i-been-pwned-verification=dweb_cl1h0xzfelcg8aqp4lgbi6nc
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