linux-firewall.org - dns.ninja
linux-firewall.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=1786833801 | ||||||
Subdomains
www.linux-firewall.org |
Same first word
linux-firewall.de |
linux-firewall.info |
linux-firewall.biz |
linux-firewall.eu |
linux-firewall.com |
linux-firewall.org |
Similar names
DNS History
8 records (6 active, 2 former)
●NSnsa9.schlundtech.de2015-08-06 → 2026-08-15 · 2 obs
● 2026-08-15 22:55:38
●NSnsb9.schlundtech.de2015-08-06 → 2026-08-15 · 2 obs
● 2026-08-15 22:55:38
●NSnsc9.schlundtech.de2015-08-06 → 2026-08-15 · 2 obs
● 2026-08-15 22:55:38
●NSnsd9.schlundtech.de2015-08-06 → 2026-08-15 · 2 obs
● 2026-08-15 22:55:38
●MXaspmx.l.google.com2026-03-03 → 2026-08-15 · 3 obs
● 2026-03-03 18:12:48
● 2026-08-15 22:55:38
○MXmail.linux-firewall.org2015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 16:14:32
○ 2026-03-03 18:12:48
○ 2026-08-15 22:55:38
●A188.68.54.1102026-03-03 → 2026-08-15 · 3 obs
● 2026-03-03 18:12:48
● 2026-08-15 22:55:38
○A85.13.128.2012015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 16:14:32
○ 2026-03-03 18:12:48
○ 2026-08-15 22:55:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| linux-firewall.org | nsd9.schlundtech.de, nsc9.schlundtech.de, nsa9.schlundtech.de, nsb9.schlundtech.de | - |
✅ Authoritative Response
Server:217.160.81.227
NS records: nsd9.schlundtech.de, nsc9.schlundtech.de, nsa9.schlundtech.de, nsb9.schlundtech.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linux-firewall.org (unsigned zone)
⏱️ Timing
Total: 633ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.68.54.110 |
| NS | 4 | nsc9.schlundtech.de, nsd9.schlundtech.de... |
| MX | 1 | aspmx.l.google.com (pri: 0) |
| SOA | 1 | nsa9.schlundtech.de rm.gracien.de |
Analysis
Hierarchy
linux-firewall.org is a parent domain of www.linux-firewall.org.
IP Addresses
linux-firewall.org resolves to one IP address: 188.68.54.110.
www.dyndns-provider.de, virtuelle-dns.de, dynns.net and two other host names share IP numbers with linux-firewall.org.
Name Servers
The authoritative name servers for linux-firewall.org are nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de and nsd9.schlundtech.de.
linux-firewall.org shares at least some of its name servers with other domains, including nordpress.de, zukunftsregion-ahr.de, schug.de and two others.
The host names nsa9.schlundtech.de, nsb9.schlundtech.de, nsc9.schlundtech.de and nsd9.schlundtech.de each resolve to two IP addresses: nsa9.schlundtech.de resolves to 185.132.34.227 and 2607:f1c0:fe:53:185:132:34:227; nsb9.schlundtech.de resolves to 185.132.35.227 and 2607:f1c0:fe:53:185:132:35:227; nsc9.schlundtech.de resolves to 217.160.80.227 and 2001:8d8:fe:53:217:160:80:227; nsd9.schlundtech.de resolves to 217.160.81.227 and 2001:8d8:fe:53:217:160:81:227.
Mail Servers
Mail for linux-firewall.org is handled by a single mail server, aspmx.l.google.com.
linux-firewall.org uses an identical mail server configuration to several other domains — among them atelierfetzer.de, delind.wpengine.com, rebeccamakkai.com and two more.
linux-firewall.org has at least partial mail server overlap with other domains such as ns500821.ns500841.ns500795.ns500795.ns500795.ns500794.ns500795.ns500821.ns500790.ns500795.lustypartnersfinder.com, ns500731.ns500754.ns500671.ns500731.ns500731.ns500704.ns500671.ns500671.ns500678.ns500671.ns500131.lustychickser.com, ns500734.ns500699.ns500734.ns500734.ns500693.ns500588.ns500588.ns500632.ns500588.ns500632.ns500588.ns500112.dtrkdll.com and two more.
These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
aspmx.l.google.com points to two IP addresses: 192.178.155.26 and 2607:f8b0:4004:c1b::1b.