koolook.de - robtex.com
koolook.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.47.17.18🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | dedi280.your-server.de | ||||||
| NS | ns1.resellerinterface.de ⭐ | ||||||
| A | 2001:67c:1bc::21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.mainns.de | ||||||
| A | 192.174.68.21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns1.mainns.de | ||||||
| NS | ns2.resellerinterface.de | ||||||
| A | 2001:67c:10b8::21🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.mainns.eu | ||||||
| A | 176.97.158.21🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.mainns.eu | ||||||
| NS | ns3.resellerinterface.de | ||||||
| A | 2001:67c:1bc::20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns3.mainns.net | ||||||
| A | 192.174.68.20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns3.mainns.net | ||||||
| MX | mail.koolook.de ⭐ | ||||||
| A | 78.47.17.18🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | dedi280.your-server.de | ||||||
| SOA | ns1.resellerinterface.dehostmaster@resellerinterface.de serial=1642291200 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1774389741 | ||||||
Subdomains
mail.koolook.de |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.resellerinterface.de2015-06-13 → 2026-03-24 · 2 obs
● 2026-03-24 22:12:54
●NSns2.resellerinterface.de2015-06-13 → 2026-03-24 · 2 obs
● 2026-03-24 22:12:54
●NSns3.resellerinterface.de2015-11-17 → 2026-03-24 · 3 obs
● 2015-11-17 03:07:20
● 2026-03-24 22:12:54
●MXmail.koolook.de2015-06-13 → 2026-03-24 · 2 obs
● 2026-03-24 22:12:54
●A78.47.17.182015-06-13 → 2026-03-24 · 2 obs
● 2026-03-24 22:12:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| koolook.de | ns1.resellerinterface.de, ns2.resellerinterface.de, ns3.resellerinterface.de | - |
✅ Authoritative Response
Server:192.174.68.21
NS records: ns1.resellerinterface.de, ns2.resellerinterface.de, ns3.resellerinterface.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koolook.de (unsigned zone)
⏱️ Timing
Total: 858ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.47.17.18 |
| NS | 3 | ns2.resellerinterface.de, ns3.resellerinterface.de... |
| MX | 1 | mail.koolook.de (pri: 10) |
| SOA | 1 | ns1.resellerinterface.de hostmaster.rese |
Analysis
Hierarchy
koolook.de is the parent of mail.koolook.de.
IP Addresses
koolook.de resolves to one IP number: 78.47.17.18.
Other host names such as mail.koolook.de and dedi280.your-server.de share IP numbers with koolook.de.
Name Servers
koolook.de is delegated to three name servers ns1.resellerinterface.de, ns2.resellerinterface.de and ns3.resellerinterface.de.
koolook.de at least partially shares name servers with other domains, for instance fyesta.com, polskameble.com, alforex.com, reisebueroregister.de and sergo.management.
Host names with two IP numbers:
ns1.resellerinterface.de points to: 2001:67c:1bc::21 and 192.174.68.21.
ns2.resellerinterface.de points to: 2001:67c:10b8::21 and 176.97.158.21.
ns3.resellerinterface.de points to: 2001:67c:1bc::20 and 192.174.68.20.
Mail Servers
koolook.de is handled by a single mail server, mail.koolook.de.
mail.koolook.de resolves to IP 78.47.17.18.