campuslinux.org - dns.ninja
campuslinux.org
| DNSSEC | ⚠️ Not signed | ||||||
| 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.campuslinux.org ⭐ | ||||||
| A | 159.69.11.164🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | mail.linuxjaeger.de | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-05-14 #14 | ||||||
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=1784056748 | ||||||
Subdomains
mail.campuslinux.org |
Same first word
campuslinux.org |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.first-ns.de2015-06-30 → 2026-07-14 · 2 obs
● 2026-07-14 19:51:34
●NSrobotns2.second-ns.de2015-06-30 → 2026-07-14 · 2 obs
● 2026-07-14 19:51:34
●NSrobotns3.second-ns.com2015-06-30 → 2026-07-14 · 2 obs
● 2026-07-14 19:51:34
●MXmail.campuslinux.org2015-06-30 → 2026-07-14 · 6 obs
● 2017-05-26 23:39:00
○ 2026-03-31 20:26:54
○ 2026-04-11 18:08:30
● 2026-07-04 13:18:32
● 2026-07-14 19:51:34
○MXsmtp1.campuslinux.org2026-03-31 → 2026-04-11 · 5 obs
● 2026-03-31 20:26:54
● 2026-04-11 18:08:30
○ 2026-07-04 13:18:32
○ 2026-07-14 19:51:34
○A213.239.209.602015-06-30 → 2017-05-26 · 4 obs
● 2017-05-26 23:39:00
○ 2026-03-31 20:26:54
○ 2026-07-14 19:51:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| campuslinux.org | robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for campuslinux.org (unsigned zone)
⏱️ Timing
Total: 824ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | mail.campuslinux.org (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
mail.campuslinux.org is a subdomain of campuslinux.org.
Name Servers
Three name servers are authoritative for campuslinux.org: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
The name servers of campuslinux.org overlap at least partially with those of other domains — among them kozalibre.de, elemental.eu, aton.at and two more.
The name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are commonly seen alongside these name servers.
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
campuslinux.org uses one mail server — mail.campuslinux.org.
There is one IP number for mail.campuslinux.org: 159.69.11.164.