struktur.de

Valid Email Server
Domain Lookup › struktur.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 00:09:13 UTC · ↺ Refresh

MX Hostnames

  • smtpmxext.struktur.de
  • smtpmxext2.struktur.de
  • mx.struktur.de

MX Priorities

  • smtpmxext.struktur.de: 70
  • mx.struktur.de: 10
  • smtpmxext2.struktur.de: 110

A / AAAA Records

  • 138.201.140.80 ↩ loki.struktur.de

Mail Server IPs

  • 176.10.102.226 (no PTR)
  • 85.10.232.218 ↩ petrus.struktur.de
  • 176.10.102.227 (no PTR)

SOA Record

Raw SOA ns1.struktur.de hostmaster.struktur.de 2025122200 86400 3600 777600 86400
Primary NS (mname)
ns1.struktur.de
Admin Email (rname)
hostmaster@struktur.de
Serial
2025122200
Refresh
86400s
Retry
3600s
Expire
777600s
Minimum TTL
86400s

Nameservers (NS)

ns1.struktur.de
ns1.strukturag.com
ns2.struktur.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a:petrus.struktur.de ip4:176.10.102.192/26 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • Struktur AGHauptmannsreute 44A70192 StuttgartGermanyFon: +49 (0) 711 252428-0Fax: +49 (0) 711 252428-20
  • SPFv=spf1 mx a:petrus.struktur.de ip4:176.10.102.192/26 ~all
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