null-dev.org - robtex.com
null-dev.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 88.99.82.147🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | v1.null-dev.org | ||||||
| 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 | v1.null-dev.org ⭐ | ||||||
| A | 88.99.82.147🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | v1.null-dev.org | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-14 #0 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1777004737 | ||||||
Subdomains
v1.null-dev.org |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSa.ns.null-dev.org2015-08-15 → 2016-11-29 · 4 obs
● 2016-11-29 21:46:36
○ 2026-02-16 14:51:44
○ 2026-04-24 04:32:50
●NSns1.first-ns.de2026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 14:51:44
● 2026-04-24 04:32:50
●NSrobotns2.second-ns.de2015-08-15 → 2026-04-24 · 2 obs
● 2026-04-24 04:32:50
●NSrobotns3.second-ns.com2026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 14:51:44
● 2026-04-24 04:32:50
○MXa.mx.null-dev.org2015-08-15 → 2016-11-29 · 4 obs
● 2016-11-29 21:46:36
○ 2026-02-16 14:51:44
○ 2026-04-24 04:32:50
●MXv1.null-dev.org2026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 14:51:44
● 2026-04-24 04:32:50
○A178.63.52.792015-08-15 → 2016-11-29 · 4 obs
● 2016-11-29 21:46:36
○ 2026-02-16 14:51:44
○ 2026-04-24 04:32:50
●A88.99.82.1472026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 14:51:44
● 2026-04-24 04:32:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| null-dev.org | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for null-dev.org (unsigned zone)
⏱️ Timing
Total: 904ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.99.82.147 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | v1.null-dev.org (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
null-dev.org is parent of v1.null-dev.org.
IP Addresses
null-dev.org points to a single IP: 88.99.82.147.
Other host names, for instance vad-web.de, 1d4.org and v1.null-dev.org share IP numbers with null-dev.org.
Name Servers
null-dev.org is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
null-dev.org at least partially shares its name servers with other domains, for instance anzeigenboerse.at, der-tisch.org, nedworking.de, astundnebel.at and buenning-vermietung.de.
These name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names with two IP numbers:
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
null-dev.org is served by a single mail server, v1.null-dev.org.
null-dev.org shares the same mail server setup as other domains, such as vad-web.de and 1d4.org.
v1.null-dev.org points to IP number 88.99.82.147.