linux-dev.org - robtex.com
linux-dev.org
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=1778508826 | ||||||
Subdomains
srv1.linux-dev.org |
Same first word
linux-dev.de |
linux-dev.org |
DNS History
12 records (7 active, 5 former)
○NSns1.v-net.name2008-06-27 → 2008-06-27 · 3 obs
○ 2015-04-28 02:05:04
○ 2026-05-11 14:40:44
○NSns2.v-net.name2008-06-27 → 2008-06-27 · 3 obs
○ 2015-04-28 02:05:04
○ 2026-05-11 14:40:44
●NSns3.gdns.de2015-04-28 → 2026-05-11 · 3 obs
● 2015-04-28 02:05:04
● 2026-05-11 14:40:44
●NSns4.gdns.de2015-04-28 → 2026-05-11 · 3 obs
● 2015-04-28 02:05:04
● 2026-05-11 14:40:44
●NSns5.gdns.de2015-04-28 → 2026-05-11 · 3 obs
● 2015-04-28 02:05:04
● 2026-05-11 14:40:44
●NSns6.gdns.de2015-04-28 → 2026-05-11 · 3 obs
● 2015-04-28 02:05:04
● 2026-05-11 14:40:44
○MXleo-fw.leonex.de2016-09-21 → 2017-04-22 · 5 obs
● 2016-09-21 08:44:00
● 2017-04-22 16:52:48
○ 2026-03-23 17:51:40
○ 2026-05-11 14:40:44
●MXmail-gw1.leonex.de2026-03-23 → 2026-05-11 · 3 obs
● 2026-03-23 17:51:40
● 2026-05-11 14:40:44
○MXmail.linux-dev.org2008-06-27 → 2016-03-26 · 4 obs
● 2016-03-26 22:09:44
○ 2016-09-21 08:44:00
○ 2026-05-11 14:40:44
●A193.228.150.1372015-04-28 → 2026-05-11 · 3 obs
● 2015-04-28 02:05:04
● 2026-05-11 14:40:44
●A2001:678:94c:deb::abcd2026-03-23 → 2026-05-11 · 3 obs
● 2026-03-23 17:51:40
● 2026-05-11 14:40:44
○A89.144.5.282008-06-27 → 2008-06-27 · 3 obs
○ 2015-04-28 02:05:04
○ 2026-05-11 14:40:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| linux-dev.org | ns5.gdns.de, ns6.gdns.de, ns3.gdns.de, ns4.gdns.de | - |
✅ Authoritative Response
Server:217.160.80.161
NS records: ns5.gdns.de, ns6.gdns.de, ns3.gdns.de, ns4.gdns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linux-dev.org (unsigned zone)
⏱️ Timing
Total: 564ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.228.150.137 |
| AAAA | 1 | 2001:678:94c:deb::abcd |
| NS | 4 | ns6.gdns.de, ns5.gdns.de... |
| MX | 1 | mail-gw1.leonex.de (pri: 10) |
| TXT | 1 | v=spf1 include:spf.int.leonex.de include |
| SOA | 1 | ns3.gdns.de info.leonex.de |
Analysis
Hierarchy
linux-dev.org is the parent of srv1.linux-dev.org.
IP Addresses
linux-dev.org resolves to two IP numbers: 2001:678:94c:deb::abcd and 193.228.150.137.
Other host names, for instance srv1.linux-dev.org, share IP numbers with linux-dev.org.
Name Servers
linux-dev.org is delegated to four name servers: ns3.gdns.de, ns4.gdns.de, ns5.gdns.de and ns6.gdns.de.
linux-dev.org at least partially shares name servers with other domains, for instance radio-tanz-arena.de, carpecanem.info, wt-eu02.net, schluesselsystem.de and opti-maschinen.eu.
Host names with two IP numbers:
ns3.gdns.de points to 2001:8d8:fe:53:217:160:80:161 and 217.160.80.161; ns4.gdns.de points to 2001:8d8:fe:53:217:160:81:161 and 217.160.81.161; ns5.gdns.de points to 2607:f1c0:fe:53:185:132:35:161 and 185.132.35.161; ns6.gdns.de points to 2607:f1c0:fe:53:185:132:34:161 and 185.132.34.161.
Mail Servers
linux-dev.org is handled by a single mail server, mail-gw1.leonex.de.
linux-dev.org shares the same mail server setup as other domains, for instance neocos.de, leogate.de, xenoel.de, wintercom.de and pourie.de.
mail-gw1.leonex.de resolves to two IP numbers: 2001:678:94c:c5:74:0:a11:5a71 and 193.39.74.31.