kuehn-schaefer.de

Valid Email Server
Domain Lookup › kuehn-schaefer.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kuehn-schaefer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 01:11:36 UTC · ↺ Refresh

MX Hostnames

  • maildomain.datevnet.com
  • maildomain.datevnet.de

MX Priorities

  • maildomain.datevnet.com: 20
  • maildomain.datevnet.de: 10

A / AAAA Records

  • 212.63.145.90 ↩ srv05.15317.serviceprovider.de

Mail Server IPs

  • 193.27.49.221 ↩ maildomain.datevnet.com
  • 193.27.49.207 ↩ maildomain.datevnet.com
  • 2a00:e50:f155:7::dd ↩ maildomain.datevnet.com
  • 2a00:e50:f155:7::cf ↩ maildomain.datevnet.com
  • 193.27.49.206 ↩ maildomain.datevnet.de
  • 193.27.49.220 ↩ maildomain.datevnet.de
  • 2a00:e50:f155:7::dc ↩ maildomain.datevnet.de
  • 2a00:e50:f155:7::ce ↩ maildomain.datevnet.de

SOA Record

Raw SOA ns12.nameserver.de dnsmaster.ns12.nameserver.de 2023062001 10000 1800 604800 3600
Primary NS (mname)
ns12.nameserver.de
Admin Email (rname)
dnsmaster@ns12.nameserver.de
Serial
2023062001
Refresh
10000s
Retry
1800s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns12.nameserver.de
ns11.nameserver.de

SPF Record

✓ Strict (-all)
v=spf1 include:maildomain._spf.datev.de -all
📊 DNS lookups: 1/10
✓ 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 include:maildomain._spf.datev.de -all
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