datenknoten.de - robtex.com
datenknoten.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | vogsphere.datenknoten.de ⭐ | ||||||
| A | 2a01:4f8:162:5059:212:12:48:49🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | vogsphere.datenknoten.de | ||||||
| A | 5.9.109.80🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | vogsphere.datenknoten.de | ||||||
| TXT | v=spf1 mx ip4:5.9.109.80 ip6:2a01:4f8:162:5059:212:12:48:49 ~all | ||||||
| TXT | google-site-verification=g8Ze22tGr4kms6qKrAUokOC67iUS4uF_dJ18bMEBgSI | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-14 #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=1777221717 | ||||||
Subdomains
mail.datenknoten.de |
vogsphere.datenknoten.de |
antares.datenknoten.de |
Same first word
datenknoten.de |
datenknoten.me |
DNS History
8 records (4 active, 4 former)
●NSns1.first-ns.de2026-02-16 → 2026-04-26 · 3 obs
● 2026-02-16 23:01:24
● 2026-04-26 16:56:12
○NSns1.s-dns.de2007-08-14 → 2017-02-12 · 4 obs
● 2017-02-12 00:02:40
○ 2026-02-16 23:01:24
○ 2026-04-26 16:56:12
○NSns2.s-dns.de2007-08-14 → 2017-02-12 · 4 obs
● 2017-02-12 00:02:40
○ 2026-02-16 23:01:24
○ 2026-04-26 16:56:12
●NSrobotns2.second-ns.de2026-02-16 → 2026-04-26 · 3 obs
● 2026-02-16 23:01:24
● 2026-04-26 16:56:12
●NSrobotns3.second-ns.com2026-02-16 → 2026-04-26 · 3 obs
● 2026-02-16 23:01:24
● 2026-04-26 16:56:12
○MXmail.datenknoten.de2007-08-14 → 2007-08-14 · 3 obs
○ 2015-06-27 14:28:10
○ 2026-04-26 16:56:12
●MXvogsphere.datenknoten.de2015-06-27 → 2026-04-26 · 3 obs
● 2015-06-27 14:28:10
● 2026-04-26 16:56:12
○A212.12.48.492007-08-14 → 2007-08-14 · 3 obs
○ 2015-06-27 14:28:10
○ 2026-04-26 16:56:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| datenknoten.de | robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for datenknoten.de (unsigned zone)
⏱️ Timing
Total: 3300ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | vogsphere.datenknoten.de (pri: 10) |
| TXT | 2 | v=spf1 mx ip4:5.9.109.80 ip6:2a01:4f8:16, google-site-verification=g8Ze22tGr4kms6q |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
datenknoten.de is a parent of mail.datenknoten.de, vogsphere.datenknoten.de and antares.datenknoten.de.
Name Servers
The delegation for datenknoten.de is handled by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
datenknoten.de at least partially shares name servers with other domains, for instance baumann-hasske.com, mrs4ndm4n.de, karl-meichelbeck-realschule.de, trafics-online.de and kuprienko.de.
these name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Two IP numbers per host:
robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.
ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.
robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
Mail Servers
datenknoten.de is handled by a single mail server, vogsphere.datenknoten.de.
datenknoten.de uses the same mail server setup as other domains, such as itsec-muc.de, antares.datenknoten.de and zimmermann.digital.
vogsphere.datenknoten.de resolves to two IP numbers: 2a01:4f8:162:5059:212:12:48:49 and 5.9.109.80.