signum-gmbh.de

Valid Email Server
Domain Lookup › signum-gmbh.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
signum-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 14:08:08 UTC · ↺ Refresh

MX Hostnames

  • mail.signum-gmbh.de

MX Priorities

  • mail.signum-gmbh.de: 10

A / AAAA Records

  • 185.194.237.152 ↩ web3.ipp-webspace.net
  • 2a0a:51c0::12f:0:0:0:21 ↩ web3.ipp-webspace.net

Mail Server IPs

  • 95.131.102.195 ↩ mail.signum.ag

SOA Record

Raw SOA ns3.ip-projects.de info.ip-projects.de 2024121600 43200 7200 1209600 86400
Primary NS (mname)
ns3.ip-projects.de
Admin Email (rname)
info@ip-projects.de
Serial
2024121600
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns3.ip-projects.de
ns4.ip-projects.de

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:95.131.102.194 ip4:185.194.237.152 ip4:185.194.237.38 ip4:91.216.245.219 ip4:84.200.4.20 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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

2 records
  • SPFv=spf1 mx ip4:95.131.102.194 ip4:185.194.237.152 ip4:185.194.237.38 ip4:91.216.245.219 ip4:84.200.4.20 include:spf.protection.outlook.com -all
  • ms65752820
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