filderbenden.de

Valid Email Server
Domain Lookup › filderbenden.de

Domain Overview

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

Checked via [email protected] · 2026-03-21 03:06:36 UTC · ↺ Refresh

MX Hostnames

  • mx.schulon.org

MX Priorities

  • mx.schulon.org: 100

A / AAAA Records

  • 217.239.225.194 (no PTR)

Mail Server IPs

  • 194.77.246.20 ↩ mx.schulon.org

SOA Record

Raw SOA dns.krzn.de jt.schulon.org 2025040105 86400 600 1209600 300
Primary NS (mname)
dns.krzn.de
Admin Email (rname)
jt@schulon.org
Serial
2025040105
Refresh
86400s
Retry
600s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

pns.dtag.de
dns.krzn.de
secondary006.dtag.net

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.lgn.ext.schulon.org -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=r; rua=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

1 record
  • SPFv=spf1 include:_spf.lgn.ext.schulon.org -all
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