dockerhost.dk - dns.ninja
dockerhost.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 65.21.154.231🇫🇮 Hetzner65.21.0.0/16 HETZNER-DC | ||||||
| PTR | server-01.dockerhost.dk | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.schumacher.dk ⭐ | ||||||
| A | 116.203.109.116🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | gaston.schumacher.dk | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-06-28 #15 | ||||||
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1786263480localtime Sun Aug 9 10:18:00 2026gmtime Sun Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1786263480 | ||||||
Subdomains
server-01.dockerhost.dk |
Same first word
dockerhost.dk |
Similar names
hkedoctors.com |
derkootsch.at |
dockhoster.com |
doshrocket.com |
hostdocker.org |
dockhoster.de |
hostdocker.it |
hostdocker.com |
rocketdosh.com |
rhodestock.com |
DNS History
5 records (5 active, 0 former)
●NShelium.ns.hetzner.de2026-08-08 → 2026-08-09 · 2 obs
● 2026-08-09 09:19:26
●NShydrogen.ns.hetzner.com2026-08-08 → 2026-08-09 · 2 obs
● 2026-08-09 09:19:26
●NSoxygen.ns.hetzner.com2026-08-08 → 2026-08-09 · 2 obs
● 2026-08-09 09:19:26
●MXmail.schumacher.dk2026-08-08 → 2026-08-09 · 2 obs
● 2026-08-09 09:19:26
●A65.21.154.2312026-08-08 → 2026-08-09 · 2 obs
● 2026-08-09 09:19:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| dockerhost.dk | helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com | - |
✅ Authoritative Response
Server:213.133.100.98
NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dockerhost.dk (unsigned zone)
⏱️ Timing
Total: 789ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 65.21.154.231 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| MX | 1 | mail.schumacher.dk (pri: 10) |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Hierarchy
The domain server-01.dockerhost.dk falls under the parent dockerhost.dk.
IP Addresses
dockerhost.dk resolves to one IP address: 65.21.154.231.
Other host names share IP numbers with dockerhost.dk; 195.dk is one such example.
Name Servers
Three name servers are authoritative for dockerhost.dk: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
At least some of dockerhost.dk's name servers are shared with other domains, for example f7it.net, reitoracle.com, inkasso-flatrate.de and two more.
It is common for these name servers to be used in conjunction with the name servers ns1.first-ns.de, robotns2.second-ns.de and robotns3.second-ns.com.
hydrogen.ns.hetzner.com resolves to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com resolves to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de resolves to 193.47.99.5 and 2001:67c:192c::add:5. All three hostnames point to two IP numbers each.
Mail Servers
Mail for dockerhost.dk is handled by a single mail server, mail.schumacher.dk.
dockerhost.dk uses the same mail servers as other domains — for example schumacher.dk, qr1.dk and 195.dk.
There is one IP number for mail.schumacher.dk: 116.203.109.116.