reich-kupplungen.de

Valid Email Server
Domain Lookup › reich-kupplungen.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
reich-kupplungen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 21:55:24 UTC · ↺ Refresh

MX Hostnames

  • mx03.hornetsecurity.com
  • mx01.hornetsecurity.com
  • mx02.hornetsecurity.com
  • mx04.hornetsecurity.com

MX Priorities

  • mx01.hornetsecurity.com: 20
  • mx02.hornetsecurity.com: 20
  • mx04.hornetsecurity.com: 200
  • mx03.hornetsecurity.com: 200

A / AAAA Records

  • 81.169.145.64 ↩ w00.rzone.de
  • 2a01:238:20a:202:1064:: ↩ w00.rzone.de

Mail Server IPs

  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com
  • 94.100.134.8 ↩ mx03.hornetsecurity.com

SOA Record

Raw SOA shades14.rzone.de hostmaster.strato-rz.de 2020071142 86400 7200 604800 300
Primary NS (mname)
shades14.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020071142
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

shades14.rzone.de
docks01.rzone.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:212.23.146.164 include:spf.protection.outlook.com include:_spf.strato.com include:spf.hornetsecurity.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; fo=0:1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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

5 records
  • qg3jYrAN2Cyepg139wpdZKuqiaSqzBvIDdhhQ0zFQpU=
  • apple-domain-verification=bGLqqCvBXL35ZePI
  • L6cMGPEi7xw7BpU9IMvafs2Xk8hpTTB/x4NvlKG55dg=
  • SPFv=spf1 ip4:212.23.146.164 include:spf.protection.outlook.com include:_spf.strato.com include:spf.hornetsecurity.com ~all
  • MS=715F52E7A3EF7FFEA07D282ACD04D430CF4085F5
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 reich-kupplungen.de

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

No credit card required
Get 1,000 Free Credits