mx4.cooldns.de - robtex.com
mx4.cooldns.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.58.38.147🇩🇪 netcup-AS89.58.36.0/22 | ||||||
| PTR | cool-web.de | ||||||
cooldns.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.58.38.147🇩🇪 netcup-AS89.58.36.0/22 | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| NS | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| MX | mail.cooldns.de ⭐ | ||||||
| TXT | v=spf1 ip4:89.58.38.147 -all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net serial=2026033201 | ||||||
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A85.88.28.1902015-05-28 → 2016-01-22 · 4 obs
● 2015-05-28 05:13:08
● 2016-01-22 21:01:34
○ 2016-04-26 08:44:20
○ 2026-08-15 12:31:14
● 2016-01-22 21:01:34
○ 2016-04-26 08:44:20
○ 2026-08-15 12:31:14
○A89.163.217.462016-04-26 → 2016-04-26 · 4 obs
○ 2016-01-22 21:01:34
● 2016-04-26 08:44:20
○ 2026-02-18 04:30:50
○ 2026-08-15 12:31:14
● 2016-04-26 08:44:20
○ 2026-02-18 04:30:50
○ 2026-08-15 12:31:14
●A89.58.38.1472026-02-18 → 2026-08-15 · 3 obs
○ 2016-04-26 08:44:20
● 2026-02-18 04:30:50
● 2026-08-15 12:31:14
● 2026-02-18 04:30:50
● 2026-08-15 12:31:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cooldns.de | root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net | - |
✅ Authoritative Response
Server:46.38.225.225
NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cooldns.de (unsigned zone)
⏱️ Timing
Total: 900ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.58.38.147 |
Analysis
IP Addresses
mx4.cooldns.de directs to one IP number, which is 89.58.38.147.
Among the host names that share IP numbers with mx4.cooldns.de are web-spiele.de, such-maschine.de, wetter-vorhersage.de and two others.