savanah.gnu.org - robtex.com
savanah.gnu.org
| CNAME | savannah.gnu.org | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:470:142:5::113🇺🇸 FSF2001:470:142::/48 NET-2001-470-142---48-AS22989 | ||||||
| PTR | frontend2.savannah.gnu.org | ||||||
| A | 209.51.188.113🇺🇸 FSF209.51.188.0/24 NET-209-51-188-0-24-AS22989 | ||||||
| NS | ns1.gnu.org ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2607:5300:60:4c42::1🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 192.99.37.66🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | ns1.gnu.org | ||||||
| NS | ns2.gnu.org ⚠️ Not in parent delegation | ||||||
| A | 2607:5300:60:4a62::1🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 192.99.35.98🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | ns2.gnu.org | ||||||
| NS | ns4.gnu.org ⚠️ Not in parent delegation | ||||||
| A | 2001:41d0:2:b69d::1🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| A | 188.165.235.157🇫🇷 OVH188.165.0.0/16 ISP Paris, France | ||||||
| PTR | ns4.gnu.org | ||||||
| MX | eggs.gnu.org ⭐ | ||||||
| A | 2001:470:142:3::10🇺🇸 FSF2001:470:142::/48 NET-2001-470-142---48-AS22989 | ||||||
| PTR | eggs.gnu.org | ||||||
| A | 209.51.188.92🇺🇸 FSF209.51.188.0/24 NET-209-51-188-0-24-AS22989 | ||||||
| TXT | v=spf1 ip4:209.51.188.0/24 -all | ||||||
| SOA | ns1.gnu.orghostmaster@gnu.org 2026-05-05 #1 | ||||||
gnu.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:470:142:5::116🇺🇸 FSF2001:470:142::/48 NET-2001-470-142---48-AS22989 | ||||||
| A | 209.51.188.116🇺🇸 FSF209.51.188.0/24 NET-209-51-188-0-24-AS22989 | ||||||
| NS | ns1.gnu.org ⭐ | ||||||
| NS | ns2.gnu.org | ||||||
| NS | ns4.gnu.org | ||||||
| MX | eggs.gnu.org ⭐ | ||||||
| TXT | v=spf1 ip4:209.51.188.0/24 ip4:74.94.156.208/28 ip6:2001:470:142::/48 ip6:260... | ||||||
| SOA | ns1.gnu.orghostmaster@gnu.org 2026-05-01 #9 | ||||||
rank #112 globally
rank #12 in the tld
This domain name, "gnu.org", represents the official website of the GNU Operating System. GNU is a Unix-like operating system that is free software—it respects your freedom. It's also the project where the concept of "open-source software" was originated. The website is a source of information about the GNU system, free software, and related topics.WOT: SAFE (95/100)
📈 Tranco rank: #330
GNU Project
gnu.org is the official website of the GNU Project, a free software operating system founded by Richard Stallman in January 1984. The name is a recursive acronym: "GNU's Not Unix." GNU provides a complete Unix-like operating system composed entirely of free software that respects users' freedom—the right to run, study, modify, and redistribute software.
Key Projects
- GNU/Linux — The most widely used form of GNU, combining GNU software with the Linux kernel
- GCC — The GNU Compiler Collection, a cornerstone of open-source development
- GNU Emacs — Extensible, self-documenting text editor
- GNU Hurd — GNU's own microkernel, development started in 1990
The project is supported by the Free Software Foundation (FSF), which advocates for software freedom worldwide.
Hosting & Infrastructure
| Service | Details | |
|---|---|---|
| Web/Mail | Self-hosted by FSF in the USA (209.51.188.0/24) | |
| Nameservers | OVH (Canada & France): ns1.gnu.org, ns2.gnu.org, ns4.gnu.org | |
| Mail Server | eggs.gnu.org (209.51.188.92) | |
| DNSSEC | Not signed |
Tranco Rank: #497 globally, #12 among .org domains
Same first word
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DNS History
1 record (1 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| gnu.org | ns1.gnu.org, ns2.gnu.org, ns4.gnu.org | 6 records |
✅ Authoritative Response
Server:188.165.235.157
NS records: ns1.gnu.org, ns2.gnu.org, ns4.gnu.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gnu.org (unsigned zone)
⏱️ Timing
Total: 346ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | savannah.gnu.org |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (ns1.gnu.org, ns1.gnu.org, ns2.gnu.org...)
Analysis
IP Addresses
savanah.gnu.org points to two IP numbers: 2001:470:142:5::113 and 209.51.188.113.
Other host names such as savannah.gnu.org, savannah.nongnu.org, sv.gnu.org, frontend2.savannah.gnu.org and frontend2.savannah.nongnu.org share IPs with savanah.gnu.org.
Name Servers
savanah.gnu.org is delegated to three name servers: ns1.gnu.org, ns2.gnu.org and ns4.gnu.org.
savanah.gnu.org at least partially shares name servers with other domains, for example windows7sins.org, freesoftwarefreesociety.com, classpath.org, upgradefromwindows.com and nongnu.org.
these name servers are commonly used alongside ns3.gnu.org name servers.
Host names with two IP numbers:
ns1.gnu.org points to 2607:5300:60:4c42::1 and 192.99.37.66
ns2.gnu.org points to 2607:5300:60:4a62::1 and 192.99.35.98
ns4.gnu.org points to 2001:41d0:2:b69d::1 and 188.165.235.157
Mail Servers
The eggs.gnu.org mail server handles savanah.gnu.org.
savanah.gnu.org shares the same mail server setup as other domains, including savannah.nongnu.org, lists.gnu.org, libreplanet.com, hnode.org and dotgnu.org.
eggs.gnu.org points to two IP numbers: 2001:470:142:3::10 and 209.51.188.92.