mkk.de

Valid Email Server
Domain Lookup › mkk.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mkk.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-27 09:14:38 UTC · ↺ Refresh

MX Hostnames

  • mail1.mkk.de
  • mail2.mkk.de

MX Priorities

  • mail2.mkk.de: 20
  • mail1.mkk.de: 10

A / AAAA Records

  • 185.244.60.20 ↩ relay.mkk.de

Mail Server IPs

  • 185.244.60.52 ↩ mail2.mkk.de
  • 185.244.60.12 ↩ mail1.mkk.de

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024120495 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024120495
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.de
ns.udag.org
ns.udag.net

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:185.244.60.12 ip4:185.244.60.52 include:ekom21.de include:_spf.rexx-suite.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ 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
  • cisco-ci-domain-verification=f8e2da8953893c78de6887ef3c7301d89e4f8eb143f34b55cc03008427bfc3b
  • MS=ms83040207
  • SPFv=spf1 a mx ip4:185.244.60.12 ip4:185.244.60.52 include:ekom21.de include:_spf.rexx-suite.com include:spf.protection.outlook.com -all
  • _9rvqa5k6q21kpdsabxjppkxrhv0i1wj
  • apple-domain-verification=JDVO15ZLDmO6Dhli
  • apple-domain-verification=XQkKAs8VFeud2910
  • brJqKf2HSee84pxv32coqiOWFqa/I5ezXmmOI5W9/tTW6vsAoyxbyJWstR6PvFIJP35QUUKf28pPVY/fC8XrzA==
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for mkk.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits