gnu.de - dns.ninja
gnu.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | m31.gerwinski.de ⭐ | ||||||
| A | 88.198.170.60🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | mx1.gerwinski.de | ||||||
| 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 | mx2.gerwinski.de ⭐ | ||||||
| A | 2a01:4f8:192:4405::170:58🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mx2.gerwinski.de | ||||||
| A | 88.198.170.58🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | mx2.gerwinski.de | ||||||
| SOA | m31.gerwinski.deroot@gerwinski.de 2021-06-10 #1 | ||||||
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=1785505907 | ||||||
rank #5061 in the tld
WOT: SAFE (82/100)
📈 Tranco rank: #563,174
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSm31.gerwinski.de2015-08-07 → 2026-07-31 · 2 obs
● 2026-07-31 13:54:04
●NSns1.first-ns.de2015-08-07 → 2026-07-31 · 2 obs
● 2026-07-31 13:54:04
●NSrobotns2.second-ns.de2015-08-07 → 2026-07-31 · 2 obs
● 2026-07-31 13:54:04
●NSrobotns3.second-ns.com2015-08-07 → 2026-07-31 · 2 obs
● 2026-07-31 13:54:04
●MXmx2.gerwinski.de2015-08-07 → 2026-07-31 · 2 obs
● 2026-07-31 13:54:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| gnu.de | robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gnu.de (unsigned zone)
⏱️ Timing
Total: 1287ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mx2.gerwinski.de (pri: 1) |
| SOA | 1 | m31.gerwinski.de root.gerwinski.de |
Analysis
Name Servers
Four name servers handle the delegation for gnu.de: robotns3.second-ns.com, ns1.first-ns.de, m31.gerwinski.de and robotns2.second-ns.de.
gnu.de has at least partial name server overlap with other domains, such as lebensroas.at, salderngym.de, clickforknowledge.org and two others.
These name servers tend to appear together with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Host names pointing to two IP addresses:
robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3.
ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1.
robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Host names resolving to a single IP address:
m31.gerwinski.de resolves to 88.198.170.60.
Mail Servers
gnu.de uses one mail server — mx2.gerwinski.de.
The mail server setup of gnu.de matches that of other domains such as gnupp.org, gnu-pascal.org, merkur.benedikt-wildenhain.de and two others.
At least some of the mail servers used by gnu.de are shared with other domains: benedikt-wildenhain.de, beauty-wellness-bottrop.de, taxbird.de and two others among them.
These mail servers tend to be used in conjunction with the mail servers mx3.gerwinski.de.
mx2.gerwinski.de has two IP addresses: 88.198.170.58 and 2a01:4f8:192:4405::170:58.