fli-leibniz.de

Valid Email Server
Domain Lookup › fli-leibniz.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fli-leibniz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 19:05:00 UTC · ↺ Refresh

MX Hostnames

  • b1601.mx.srv.dfn.de
  • a1601.mx.srv.dfn.de
  • c1601.mx.srv.dfn.de

MX Priorities

  • c1601.mx.srv.dfn.de: 10
  • a1601.mx.srv.dfn.de: 10
  • b1601.mx.srv.dfn.de: 10

A / AAAA Records

  • 192.124.248.10 ↩ washington.leibniz-fli.de

Mail Server IPs

  • 194.95.238.97 ↩ c1601.mx.srv.dfn.de
  • 194.95.232.97 ↩ a1601.mx.srv.dfn.de
  • 194.95.234.97 ↩ b1601.mx.srv.dfn.de

SOA Record

Raw SOA montana.leibniz-fli.de sgit.leibniz-fli.de 2026022509 28800 7200 2419200 10800
Primary NS (mname)
montana.leibniz-fli.de
Admin Email (rname)
sgit@leibniz-fli.de
Serial
2026022509
Refresh
28800s
Retry
7200s
Expire
2419200s
Minimum TTL
10800s

Nameservers (NS)

montana.leibniz-fli.de
dns-3.dfn.de

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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
  • HARICA-CxT51n7X11sAF1h6b6v
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