rheinfelsquellen.de

Valid Email Server
Domain Lookup › rheinfelsquellen.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 05:12:40 UTC · ↺ Refresh

MX Hostnames

  • mail19.rheinfelsquellen.de
  • rhfsgw187-030.rheinfelsquellen.de
  • mail2.rheinfelsquellen.de
  • mail.rheinfelsquellen.de
  • rhfsgw187-029.rheinfelsquellen.de

MX Priorities

  • rhfsgw187-030.rheinfelsquellen.de: 30
  • mail.rheinfelsquellen.de: 10
  • mail19.rheinfelsquellen.de: 119
  • rhfsgw187-029.rheinfelsquellen.de: 29
  • mail2.rheinfelsquellen.de: 20

A / AAAA Records

  • 85.13.148.127 ↩ dd40900.kasserver.com

Mail Server IPs

  • 145.253.187.30 ↩ rhfsgw187-030.rheinfelsquellen.de
  • 145.253.187.18 ↩ mail.rheinfelsquellen.de
  • 145.253.187.19 ↩ rhfsgw187-019.rheinfelsquellen.de
  • 145.253.187.29 ↩ rhfsgw187-029.rheinfelsquellen.de
  • 80.152.145.154 ↩ mail2.rheinfelsquellen.de

SOA Record

Raw SOA ns5.kasserver.com hostmaster.kasserver.com 2602031640 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2602031640
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns3.kas-dns-server.de
a-dns-service.de
ns6.kasserver.com
ns5.kasserver.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:w019ccdd.kasserver.com mx mx:neptun-creativ.de ip4:145.253.187.20 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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
  • MS=11395FD89797E4D58527F4752626C82253656D10
  • google-site-verification=u6iPygTMQPPIYfpQBewQCtHyBrerQQtcnGXYzf2MUDA
  • SPFv=spf1 a:w019ccdd.kasserver.com mx mx:neptun-creativ.de ip4:145.253.187.20 ~all
  • pinterest-site-verification=70ae175fdff6d75758ad499881f6585f
  • apple-domain-verification=jvZQ66NmKKK7gLV2
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 rheinfelsquellen.de

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

No credit card required
Get 1,000 Free Credits