switch2opensource.de - dns.ninja
switch2opensource.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.190.97.201🇩🇪 IPX-AS1559880.190.96.0/21 NorthC Deutschland GmbH | ||||||
| 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.switch2opensource.de ⭐ | ||||||
| A | 80.190.97.201🇩🇪 IPX-AS1559880.190.96.0/21 NorthC Deutschland GmbH | ||||||
| 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=1794562121 | ||||||
Subdomains
mail.switch2opensource.de |
Same first word
switch2opensource.de |
switch2opensource.net |
switch2opensource.eu |
switch2opensource.org |
switch2opensource.com |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.first-ns.de2015-07-17 → 2026-11-13 · 2 obs
● 2026-11-13 09:40:16
●NSrobotns2.second-ns.de2015-07-17 → 2026-11-13 · 2 obs
● 2026-11-13 09:40:16
●NSrobotns3.second-ns.com2015-07-17 → 2026-11-13 · 2 obs
● 2026-11-13 09:40:16
●MXmail.switch2opensource.de2015-07-17 → 2026-11-13 · 2 obs
● 2026-11-13 09:40:16
●A80.190.97.2012015-07-17 → 2026-11-13 · 2 obs
● 2026-11-13 09:40:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| switch2opensource.de | robotns2.second-ns.de, ns1.first-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns2.second-ns.de, ns1.first-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for switch2opensource.de (unsigned zone)
⏱️ Timing
Total: 749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.190.97.201 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mail.switch2opensource.de (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
switch2opensource.de is a parent domain of mail.switch2opensource.de.
IP Addresses
switch2opensource.de points to a single IP number: 80.190.97.201.
Additional host names — begeisterungsmomente.org, mail.wissensparks.org, oberfranken-inside.de and two others — share IP numbers with switch2opensource.de.
Name Servers
switch2opensource.de is served by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
switch2opensource.de shares at least some of its name servers with other domains, including limesfreibad-moenchsroth.de, remoteexperts.net, vente-rock-privee.com and two others.
These name servers are frequently paired with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
The hostnames robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each direct to two IP addresses — robotns3.second-ns.com to 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
switch2opensource.de has one mail server: mail.switch2opensource.de.
mail.switch2opensource.de resolves to 80.190.97.201 and no other IP number.