mail.external-knowledge.de - dns.ninja
mail.external-knowledge.de
| CNAME | mail1.external-knowledge.de | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.195.113.188🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | mail1.external-knowledge.de | ||||||
external-knowledge.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.195.113.188🇫🇷 OVH51.195.0.0/16 | ||||||
| NS | ns1.fritzflash.de ⭐ | ||||||
| NS | ns2.fritzflash.de | ||||||
| MX | office.external-knowledge.de ⭐ | ||||||
| MX | officeqsc.external-knowledge.de(20) | ||||||
| TXT | tmes=94d2ad3dae6b2696f45869ba959d05c7 | ||||||
| TXT | google-site-verification=ULNl-R30D96c6c2hgf3zDHol-DAxNcE9dGR2NQTnck8 | ||||||
| TXT | v=spf1 mx a:office.external-knowledge.de a:officeqsc.external-knowledge.de ip... | ||||||
| SOA | ns1.fritzflash.dehostmaster@external-knowledge.de 2025-01-08 #0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A85.13.132.2392015-08-18 → 2016-07-20 · 4 obs
● 2015-08-18 10:44:54
● 2016-07-20 23:46:00
○ 2026-05-05 09:54:32
○ 2026-08-09 04:00:32
● 2016-07-20 23:46:00
○ 2026-05-05 09:54:32
○ 2026-08-09 04:00:32
●CNAMEmail1.external-knowledge.de2026-05-05 → 2026-08-09 · 2 obs
● 2026-05-05 09:54:32
● 2026-08-09 04:00:32
● 2026-08-09 04:00:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| external-knowledge.de | ns1.fritzflash.de, ns2.fritzflash.de | - |
✅ Authoritative Response
Server:213.203.243.76
NS records: ns1.fritzflash.de, ns2.fritzflash.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for external-knowledge.de (unsigned zone)
⏱️ Timing
Total: 891ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | mail1.external-knowledge.de |
Analysis
IP Addresses
mail.external-knowledge.de points to a single IP number: 51.195.113.188.
Additional host names — mail.dirch.net, external-knowledge.de, mail1.external-knowledge.de and two others — share IP numbers with mail.external-knowledge.de.