gwdg.de

Valid Email Server
Domain Lookup › gwdg.de

Domain Overview

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

Checked via [email protected] · 2026-03-24 21:57:32 UTC · ↺ Refresh

MX Hostnames

  • a1234.mx.srv.dfn.de
  • b1234.mx.srv.dfn.de
  • c1234.mx.srv.dfn.de

MX Priorities

  • b1234.mx.srv.dfn.de: 50
  • c1234.mx.srv.dfn.de: 50
  • a1234.mx.srv.dfn.de: 50

A / AAAA Records

  • 134.76.9.48 ↩ gwdg.de

Mail Server IPs

  • 194.95.234.102 ↩ b1234.mx.srv.dfn.de
  • 194.95.238.102 ↩ c1234.mx.srv.dfn.de
  • 194.95.232.102 ↩ a1234.mx.srv.dfn.de

SOA Record

Raw SOA dns1.gwdg.de hostmaster.gwdg.de 679234905 21600 3600 2419200 3600
Primary NS (mname)
dns1.gwdg.de
Admin Email (rname)
hostmaster@gwdg.de
Serial
679234905
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

dns1.gwdg.de
dns3.gwdg.de
dns2.gwdg.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:134.76.10.0/23 ip4:134.76.26.0/24 ip4:134.76.9.0/24 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=10; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only

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

10 records
  • smGmq67/RiAQqHiZRegnxl+Ph9Uqh4V5HXVTUerodMW63i86iQn0N6UXRr5ie2rbGnYhjpsD8TFR+bnvuXaoBQ==
  • yDUu5tuVTWp8EsPyo3WWpu7ouxX9SeMYrHQl/HGNgaJgrx4PdF+ZSJAS74cr7b1RtZ0PaAdSUyY/4vt8gXkclA==
  • MS=ms66406244
  • google-site-verification=RlMXVIa9jlHUUBqfquGVvkPDplQrUmmGy04r9Pcirc8
  • ZOOM_verify_LjBk1sFbQy-6wtNi_30Ayg
  • mentimeter-8fd2f149-5c4a-4220-818b-5936a0bfca77
  • _telesec-domain-validation=343623_2025-12-03_jcN52gVtb6yF1cQTjyV88jK3He9OYgYumkjo0g6QsauJ19pQJy
  • apple-domain-verification=wYO3NINDcbjFJ7TK
  • SPFv=spf1 mx ip4:134.76.10.0/23 ip4:134.76.26.0/24 ip4:134.76.9.0/24 ~all
  • cisco-ci-domain-verification=67d851688fcc1c57ee98bb39a861e2f214c9686f76ad3ac8eef0d47b9671b0fd
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