docs.kernel.org - robtex.com
docs.kernel.org
| CNAME | dualstack.d.sni.global.fastly.net | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a04:4e42:79::645🇺🇸 Fastly2a04:4e42:79::/48 | ||||||
| A | 151.101.46.133🇺🇸 Fastly151.101.44.0/22 | ||||||
kernel.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2600:3c04:e001:324:0:1991:8:25🇨🇦 AKAMAI-LINODE-AP2600:3c04::/32 Akamai Technologies | ||||||
| A | 172.105.4.254🇨🇦 AKAMAI-LINODE-AP172.105.0.0/19 Akamai Technologies | ||||||
| NS | ns11.constellix.com ⭐ | ||||||
| NS | ns21.constellix.com | ||||||
| NS | ns31.constellix.com | ||||||
| NS | ns41.constellix.net | ||||||
| NS | ns51.constellix.net | ||||||
| NS | ns61.constellix.net | ||||||
| MX | smtp1.kernel.org ⭐ | ||||||
| MX | smtp2.kernel.org ⭐ | ||||||
| MX | smtp3.kernel.org ⭐ | ||||||
| TXT | v=spf1 include:_spf.kernel.org ~all | ||||||
| TXT | google-site-verification=nb4Wx5xBQM3b-a3OV2KSlPL786714Y7M6GfBtJf1opQ | ||||||
| SOA | ns11.constellix.comdns@constellix.com serial=2015014574 | ||||||
rank #457 globally
rank #60 in the tld
This domain name "kernel.org" is associated with the Linux Kernel Organization. The organization is a non-profit consortium dedicated to managing and distributing the open-source software of the Linux kernel. The kernel is a fundamental part of a computer's operating system. The website provides information about the latest kernel releases, kernel archives, news, and documentation. It is a crucial resource for developers, programmers, and other tech professionals who work with Linux operating systems.WOT: SAFE (95/100)
📈 Tranco rank: #1,306
Subdomains
rust.docs.kernel.org |
korg.docs.kernel.org |
backports.docs.kernel.org |
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●CNAMEdualstack.d.sni.global.fastly.net2026-02-28 → 2026-05-10 · 2 obs
● 2026-02-28 01:27:54
● 2026-05-10 15:20:24
● 2026-05-10 15:20:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| kernel.org | ns31.constellix.com, ns41.constellix.net, ns11.constellix.com, ns61.constellix.net... | - |
✅ Authoritative Response
Server:96.45.81.1
NS records: ns31.constellix.com, ns41.constellix.net, ns11.constellix.com, ns61.constellix.net, ns51.constellix.net, ns21.constellix.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kernel.org (unsigned zone)
⏱️ Timing
Total: 471ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | dualstack.d.sni.global.fastly.net |
Analysis
Hierarchy
docs.kernel.org is parent of rust.docs.kernel.org, korg.docs.kernel.org and backports.docs.kernel.org.
IP Addresses
docs.kernel.org points to two IP numbers: 2a04:4e42:79::645 and 151.101.46.133.
Other host names, for instance dualstack.d.sni.global.fastly.net, share IP numbers with docs.kernel.org.