kallstadt.de

Valid Email Server
Domain Lookup › kallstadt.de

Domain Overview

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

Checked via [email protected] · 2026-03-29 14:54:35 UTC · ↺ Refresh

MX Hostnames

  • mail9.knipp.de
  • antivir.concept-net.de

MX Priorities

  • antivir.concept-net.de: 10
  • mail9.knipp.de: 200

A / AAAA Records

  • 213.183.92.227 ↩ 213-183-92-227.cust.pfalzkom.net

Mail Server IPs

  • 213.183.84.89 ↩ antivir.concept-net.de
  • 195.138.61.20 ↩ mail9.knipp.de

SOA Record

Raw SOA ns2.knipp.de dnsmaster.knipp.de 2024042200 10800 1350 2419200 900
Primary NS (mname)
ns2.knipp.de
Admin Email (rname)
dnsmaster@knipp.de
Serial
2024042200
Refresh
10800s
Retry
1350s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

ns3.knipp.de
ns2.knipp.de
ns17.knipp.net

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:213.183.92.195 include:spf.nl2go.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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

1 record
  • SPFv=spf1 a mx ip4:213.183.92.195 include:spf.nl2go.com -all
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 kallstadt.de

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

No credit card required
Get 1,000 Free Credits