comp-edu.de - robtex.com
comp-edu.de
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | smtp.v56.de ⭐ | ||||||
| A | 138.201.16.89🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | host09.v56.de | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2025-12-21 #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=1774417497 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NShelium.ns.hetzner.de2026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 06:07:06
● 2026-03-25 06:07:10
●NShydrogen.ns.hetzner.com2026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 06:07:06
● 2026-03-25 06:07:10
○NSns1.siteagentur.de2015-06-18 → 2017-03-14 · 4 obs
● 2017-03-14 09:25:02
○ 2026-03-25 06:07:06
○ 2026-03-25 06:07:10
○NSns2.siteagentur.de2015-06-18 → 2017-03-14 · 4 obs
● 2017-03-14 09:25:02
○ 2026-03-25 06:07:06
○ 2026-03-25 06:07:10
●NSoxygen.ns.hetzner.com2026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 06:07:06
● 2026-03-25 06:07:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| comp-edu.de | 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 comp-edu.de (unsigned zone)
⏱️ Timing
Total: 1046ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | oxygen.ns.hetzner.com, helium.ns.hetzner.de... |
| MX | 1 | smtp.v56.de (pri: 10) |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Name Servers
comp-edu.de is delegated to name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
comp-edu.de at least partially shares name servers with other domains such as sundl.at, kcs4web.de, lueneburger-heide.de, ihre-kueche-gettorf.de and keine.cloud.
these name servers are commonly used with the name servers ns1.first-ns.de.
Host names with two IP numbers:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.
Mail Servers
comp-edu.de is handled by a single mail server, smtp.v56.de.
smtp.v56.de points to one IP number: 138.201.16.89.