dnb.de

Valid Email Server
Domain Lookup › dnb.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dnb.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-04 15:10:44 UTC · ↺ Refresh

MX Hostnames

  • mail.dnb.de

MX Priorities

  • mail.dnb.de: 10

A / AAAA Records

  • 80.245.152.115 (no PTR)

Mail Server IPs

  • 193.175.100.144 ↩ mail.dnb.de

SOA Record

Raw SOA ns.dnb.de hostmaster.dnb.de 2026030490 3600 3600 2419200 3600
Primary NS (mname)
ns.dnb.de
Admin Email (rname)
hostmaster@dnb.de
Serial
2026030490
Refresh
3600s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns0.dnb.de
ns1.dnb.de
dns-1.dfn.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx mx:lists.dnb.de include:_spf.pretix.eu include:oclcspf3.oclc.org include:spf.init.de ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

9 records
  • D-TRUST=LVL27RY2V7QKYGORTEHYVGV
  • MS=30B747176C24FC3CAAA9EB788B4F238C5A2AEFBB
  • google-site-verification=Ns363X-mIFGqfV3eWNlK701YmMO6sra99f_b28rnchY
  • SPFv=spf1 a mx mx:lists.dnb.de include:_spf.pretix.eu include:oclcspf3.oclc.org include:spf.init.de ~all
  • HARICA-vsb4DtMSLpgoh8ciqvr
  • _telesec-domain-validation=354984_2025-11-12_v6FUw1EhBjGSPkL32qicqJF202awPgPwvcBFmQC6X2KrH98T6K
  • HARICA-4pIC9WKqhwsganOEvXh
  • dpt1o6o9n724ailkbvenucgojo
  • logmein-verification-code=6a1e13ec-a4f7-4623-9395-131c0d728e77
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