ob-dev.de - robtex.com
ob-dev.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.first-ns.de ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
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=1775665212 | ||||||
Previously MX for
ob-dev.de |
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
○NSdns.ob-dev.de2017-01-05 → 2017-01-05 · 3 obs
○ 2026-03-31 11:06:22
○ 2026-04-08 16:38:34
●NSns1.first-ns.de2017-01-05 → 2026-04-08 · 2 obs
● 2026-04-08 16:38:34
●NSrobotns2.second-ns.de2017-01-05 → 2026-04-08 · 2 obs
● 2026-04-08 16:38:34
●NSrobotns3.second-ns.com2017-01-05 → 2026-04-08 · 2 obs
● 2026-04-08 16:38:34
○MXob-dev.de2017-01-05 → 2017-01-05 · 3 obs
○ 2026-03-31 11:06:22
○ 2026-04-08 16:38:34
○A5.9.120.702017-01-05 → 2017-01-05 · 3 obs
○ 2026-03-31 11:06:22
○ 2026-04-08 16:38:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| ob-dev.de | robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ob-dev.de (unsigned zone)
⏱️ Timing
Total: 979ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
The delegation for ob-dev.de is handled by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
ob-dev.de at least partially shares name servers with other domains, for instance nebenwerte.de, media-kompass.de, medizinlaser.com.de, tsg-schkeuditz.de and mwagner.info.
These name servers are commonly used with the name servers hydrogen.ns.hetzner.com.
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.