students.de - robtex.com
students.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.76.54.95🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | static.95.54.76.144.clients.your-server.de | ||||||
| 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 | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-02-13 #0 | ||||||
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=1783191944 | ||||||
Subdomains
www.students.de |
Same first word
Similar names
DNS History
17 records (4 active, 13 former)
●NShelium.ns.hetzner.de2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 21:15:34
● 2026-07-04 19:11:02
●NShydrogen.ns.hetzner.com2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 21:15:34
● 2026-07-04 19:11:02
○NSns.udag.de2015-11-10 → 2016-09-11 · 5 obs
● 2015-11-10 22:27:08
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
○NSns.udag.net2015-11-10 → 2016-09-11 · 5 obs
● 2015-11-10 22:27:08
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
○NSns.udag.org2015-11-10 → 2016-09-11 · 5 obs
● 2015-11-10 22:27:08
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
○NSns.udagdns.de2015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-10 22:27:08
○ 2026-07-04 19:11:02
○NSns.udagdns.net2015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-10 22:27:08
○ 2026-07-04 19:11:02
○NSns11.infomaniak.ch2017-04-05 → 2017-04-05 · 4 obs
● 2017-04-05 22:07:08
○ 2026-07-02 21:15:34
○ 2026-07-04 19:11:02
○NSns12.infomaniak.ch2017-04-05 → 2017-04-05 · 4 obs
● 2017-04-05 22:07:08
○ 2026-07-02 21:15:34
○ 2026-07-04 19:11:02
●NSoxygen.ns.hetzner.com2026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 21:15:34
● 2026-07-04 19:11:02
○NSserver1-ns1.udagdns.net2015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-10 22:27:08
○ 2026-07-04 19:11:02
○MXmx00.udag.de2015-07-12 → 2016-09-11 · 4 obs
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
○MXmx01.udag.de2015-07-12 → 2016-09-11 · 4 obs
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
●A144.76.54.952026-07-02 → 2026-07-04 · 3 obs
● 2026-07-02 21:15:34
● 2026-07-04 19:11:02
○A89.31.143.12015-11-10 → 2015-11-10 · 4 obs
● 2015-11-10 22:27:08
○ 2016-01-27 01:54:46
○ 2026-07-04 19:11:02
○A89.31.143.162016-01-27 → 2016-09-11 · 5 obs
● 2016-01-27 01:54:46
● 2016-09-11 05:44:40
○ 2017-04-05 22:07:08
○ 2026-07-04 19:11:02
○A89.31.143.62015-07-12 → 2015-07-12 · 3 obs
○ 2015-11-10 22:27:08
○ 2026-07-04 19:11:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| students.de | oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com, helium.ns.hetzner.de | - |
✅ Authoritative Response
Server:88.198.229.192
NS records: oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com, helium.ns.hetzner.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for students.de (unsigned zone)
⏱️ Timing
Total: 1275ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.54.95 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Hierarchy
www.students.de is delegated beneath students.de.
IP Addresses
students.de has exactly one IP address — 144.76.54.95.
Among others, www.students.de, students.ch, students.at and static.95.54.76.144.clients.your-server.de resolve to the same IP numbers as students.de.
Name Servers
The authoritative name servers for students.de are hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de — three in total.
There is at least partial name server overlap between students.de and other domains — duebjerggaard.dk, sportstats.pro, leerkamp.de and two more among them.
The name servers ns1.first-ns.de, robotns3.second-ns.com and robotns2.second-ns.de are often found in combination with these name servers.
hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de all resolve to exactly two IP numbers apiece: hydrogen.ns.hetzner.com → 213.133.100.98 and 2a01:4f8:0:1::add:1098; oxygen.ns.hetzner.com → 88.198.229.192 and 2a01:4f8:0:1::add:2992; helium.ns.hetzner.de → 193.47.99.5 and 2001:67c:192c::add:5.