kestermann.de

Valid Email Server
Domain Lookup › kestermann.de

Domain Overview

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

Checked via [email protected] · 2026-03-19 23:49:14 UTC · ↺ Refresh

MX Hostnames

  • mx0.kestermann.de

MX Priorities

  • mx0.kestermann.de: 50

A / AAAA Records

  • 91.250.64.154 ↩ vwp10260.webpack.hosteurope.de

Mail Server IPs

  • 80.237.138.5 ↩ mx0.webpack.hosteurope.de

SOA Record

Raw SOA ns07.domaincontrol.com dns.jomax.net 2024050201 28800 7200 604800 600
Primary NS (mname)
ns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024050201
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns07.domaincontrol.com
ns08.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.server-he.de -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

2 records
  • SPFv=spf1 a mx include:spf.server-he.de -all
  • dqkt3he0fnceaie0halutcedp3
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