centeradmin.de - dns.ninja
centeradmin.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 148.251.20.83🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | centeradmin.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 | mail.centeradmin.de ⭐ | ||||||
| A | 148.251.20.83🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | centeradmin.de | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-03-12 #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=1782534206 | ||||||
PTR for
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.first-ns.de2015-07-01 → 2026-06-27 · 2 obs
● 2026-06-27 04:45:30
●NSrobotns2.second-ns.de2015-07-01 → 2026-06-27 · 2 obs
● 2026-06-27 04:45:30
●NSrobotns3.second-ns.com2015-07-01 → 2026-06-27 · 2 obs
● 2026-06-27 04:45:30
●MXmail.centeradmin.de2015-07-01 → 2026-06-27 · 2 obs
● 2026-06-27 04:45:30
●A148.251.20.832015-07-01 → 2026-06-27 · 2 obs
● 2026-06-27 04:45:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| centeradmin.de | robotns2.second-ns.de, ns1.first-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: robotns2.second-ns.de, ns1.first-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for centeradmin.de (unsigned zone)
⏱️ Timing
Total: 1643ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 148.251.20.83 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mail.centeradmin.de (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
srv2.centeradmin.de and mail.centeradmin.de are both subdomains of centeradmin.de.
IP Addresses
centeradmin.de resolves to one IP address: 148.251.20.83.
mail.goethegalerie.net, mail.bahnhofspassagen-potsdam.com, mail.twinyards.com and two other host names share IP numbers with centeradmin.de.
Name Servers
centeradmin.de has three name servers — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
At least some of centeradmin.de's name servers are shared with other domains, for example bibushost.com, mifaz.com, altgr-e.de and two more.
These name servers tend to be deployed in combination with the name servers hydrogen.ns.hetzner.com and ns1.your-server.de.
Each of robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de points to two IP numbers. robotns3.second-ns.com points to 193.47.99.3 and 2001:67c:192c::add:a3. ns1.first-ns.de points to 213.239.242.238 and 2a01:4f8:0:a101::a:1. robotns2.second-ns.de points to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
Mail for centeradmin.de is handled by a single mail server, mail.centeradmin.de.
mail.centeradmin.de points to one IP number — 148.251.20.83.