switch2opensource.org - dns.ninja
switch2opensource.org
| 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.org ⭐ | ||||||
| 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 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.pir-ns.org ⭐ | ||||||
| NS | b2.org.afilias-nst.org ⚠️ Not in zone NS records | ||||||
| NS | d0.org.afilias-nst.org ⚠️ Not in zone NS records | ||||||
| NS | v0n1.pir-ns.org | ||||||
| NS | v0n2.pir-ns.org | ||||||
| NS | v0n3.pir-ns.org ⚠️ Not in parent delegation | ||||||
| NS | v2n0.pir-ns.org ⚠️ Not in parent delegation | ||||||
| NS | v2n1.pir-ns.org ⚠️ Not in parent delegation | ||||||
| SOA | v0n0.pir-ns.orghostmaster@donuts.email serial=1794475939 | ||||||
Subdomains
mail.switch2opensource.org |
Same first word
switch2opensource.net |
switch2opensource.eu |
switch2opensource.org |
switch2opensource.com |
switch2opensource.de |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.first-ns.de2015-06-06 → 2026-11-12 · 2 obs
● 2026-11-12 10:05:12
●NSrobotns2.second-ns.de2015-06-06 → 2026-11-12 · 2 obs
● 2026-11-12 10:05:12
●NSrobotns3.second-ns.com2015-06-06 → 2026-11-12 · 2 obs
● 2026-11-12 10:05:12
●MXmail.switch2opensource.org2015-06-06 → 2026-11-12 · 2 obs
● 2026-11-12 10:05:12
●A80.190.97.2012015-06-06 → 2026-11-12 · 2 obs
● 2026-11-12 10:05:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | v0n0.pir-ns.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org, v0n2.pir-ns.org... | - |
| switch2opensource.org | 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.org (unsigned zone)
⏱️ Timing
Total: 1187ms | 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.org (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
switch2opensource.org is the parent zone for mail.switch2opensource.org.
IP Addresses
switch2opensource.org resolves to one IP address: 80.190.97.201.
oberfrankeninside.com, switch2opensource.net, switch2opensource.eu and two other host names share IP numbers with switch2opensource.org.
Name Servers
Three name servers are authoritative for switch2opensource.org: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
switch2opensource.org partially shares its NS delegation with several other domains, including odtrading.com, el-ama.com, leipzig-ausbau.de and two others.
These name servers regularly co-occur with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
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. All three hostnames point to two IP numbers each.
Mail Servers
Mail for switch2opensource.org is handled by a single mail server, mail.switch2opensource.org.
There is one IP number for mail.switch2opensource.org: 80.190.97.201.