gzbiwo.de

Valid Email Server
Domain Lookup › gzbiwo.de

Domain Overview

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

Checked via [email protected] · 2026-04-02 19:00:38 UTC · ↺ Refresh

MX Hostnames

  • mx-02-eu-central-1.prod.hydra.sophos.com
  • mx01.gzbiwo.de
  • mx10.gzbiwo.de
  • mx-01-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-02-eu-central-1.prod.hydra.sophos.com: 0
  • mx01.gzbiwo.de: 100
  • mx10.gzbiwo.de: 200
  • mx-01-eu-central-1.prod.hydra.sophos.com: 0

A / AAAA Records

  • 78.47.85.17 ↩ dedi2677.your-server.de

Mail Server IPs

  • 18.159.80.41 ↩ ec2-18-159-80-41.eu-central-1.compute.amazonaws.com
  • 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com
  • 80.153.32.4 ↩ mx01.gzbiwo.de
  • 178.15.141.185 ↩ mx10.gzbiwo.de

SOA Record

Raw SOA ns1.first-ns.de dns.hetzner.com 2026021600 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026021600
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de

SPF Record

✓ Strict (-all)
v=spf1 a mx ptr include:spf.mailjet.com a:mx01.gzbiwo.de ip4:80.153.32.4 include:_spf.prod.hydra.sophos.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

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

3 records
  • sophos-domain-verification=cefef40a9be2d0706d2696fd8c0fe87f11a3f09e
  • SPFv=spf1 a mx ptr include:spf.mailjet.com a:mx01.gzbiwo.de ip4:80.153.32.4 include:_spf.prod.hydra.sophos.com -all
  • MS=55C446AAD9CFD985AB32EBD81851F13BF16149AF
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