vger.kernel.org - dns.ninja

vger.kernel.org

DNSSEC⚠️ Not signed
A44.238.234.78🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix
PTRec2-44-238-234-78.us-west-2.compute.amazonaws.com
A44.239.28.192🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix
A52.37.2.248🇺🇸 Amazon52.36.0.0/14 EC2 PDX prefix
MXsmtp.subspace.kernel.org ⭐
A44.238.234.78🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix
PTRec2-44-238-234-78.us-west-2.compute.amazonaws.com
TXTv=spf1 include:_listspf.kernel.org ~all

kernel.org

DNSSEC⚠️ Not signed
A2600:3c04:e001:324:0:1991:8:25🇨🇦 AKAMAI-LINODE-AP2600:3c04::/32 Akamai Technologies
A172.105.4.254🇨🇦 AKAMAI-LINODE-AP172.105.0.0/19 Akamai Technologies
NSns11.constellix.com ⭐
NSns21.constellix.com
NSns31.constellix.com
NSns41.constellix.net
NSns51.constellix.net
NSns61.constellix.net
MXsmtp1.kernel.org ⭐
MXsmtp2.kernel.org ⭐
MXsmtp3.kernel.org ⭐
TXTv=spf1 include:_spf.kernel.org ~all
TXTgoogle-site-verification=nb4Wx5xBQM3b-a3OV2KSlPL786714Y7M6GfBtJf1opQ
SOAns11.constellix.comdns@constellix.com serial=2015014884
WOT: SAFE (74/100)
rank #441 globally
rank #59 in the tld

kernel.org

The official home of the Linux kernel project, hosting the source code, release archives, and infrastructure used to develop and distribute the Linux kernel. It is operated by the Linux Kernel Organization, a nonprofit that supports kernel development infrastructure on behalf of the community and Linus Torvalds.

Key facts

  • Owner / operator: The Linux Kernel Organization, Inc. (a nonprofit set up to support kernel.org infrastructure)
  • TLD:.org— gTLD
  • Primary purpose: Distribution of Linux kernel source code, git repositories, and release tarballs
  • Status: active

History

YearEvent
1994Domain registered to provide FTP distribution of Linux kernel sources
2011Site infrastructure compromised in a security breach; systems taken offline for investigation
2012Services restored with hardened infrastructure and mandatory signed-commit/PGP verification for kernel developers

Related domains

  • git.kernel.org— official Git repository hosting for the Linux kernel
  • www.kernel.org— main website with release information and download links
WOT: SAFE (95/100)
📈 Tranco rank: #1,266

PTR for

18.96.128.23.in-addr.arpa

Previously MX for

vger.kernel.org

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DNS History

8 records (4 active, 4 former)

200920112013201520172019202120232025MXsmtp.subspace.kernel.orgbl-ckh-le.kernel.orgvger.kernel.orgA44.238.234.7844.239.28.19252.37.2.248209.132.176.167209.132.180.67
○MXbl-ckh-le.kernel.org2008-09-19 → 2017-01-19 · 4 obs
● 2008-09-19 23:51:18
● 2017-01-19 18:09:24
○ 2026-02-18 18:01:28
○ 2026-07-23 15:20:28
●MXsmtp.subspace.kernel.org2026-02-18 → 2026-07-23 · 3 obs
○ 2017-01-19 18:09:24
● 2026-02-18 18:01:28
● 2026-07-23 15:20:28
○MXvger.kernel.org2008-09-19 → 2017-01-19 · 4 obs
● 2008-09-19 23:51:18
● 2017-01-19 18:09:24
○ 2026-02-18 18:01:28
○ 2026-07-23 15:20:28
○A209.132.176.1672008-09-19 → 2008-09-19 · 3 obs
● 2008-09-19 23:51:18
○ 2015-08-16 16:05:52
○ 2026-07-23 15:20:28
○A209.132.180.672015-08-16 → 2017-01-19 · 5 obs
○ 2008-09-19 23:51:18
● 2015-08-16 16:05:52
● 2017-01-19 18:09:24
○ 2026-02-18 18:01:28
○ 2026-07-23 15:20:28
●A44.238.234.782026-02-18 → 2026-07-23 · 3 obs
○ 2017-01-19 18:09:24
● 2026-02-18 18:01:28
● 2026-07-23 15:20:28
●A44.239.28.1922026-02-18 → 2026-07-23 · 3 obs
○ 2017-01-19 18:09:24
● 2026-02-18 18:01:28
● 2026-07-23 15:20:28
●A52.37.2.2482026-02-18 → 2026-07-23 · 3 obs
○ 2017-01-19 18:09:24
● 2026-02-18 18:01:28
● 2026-07-23 15:20:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
kernel.orgns11.constellix.com, ns21.constellix.com, ns51.constellix.net, ns41.constellix.net...-

✅ Authoritative Response

Server:46.31.237.1

NS records: ns11.constellix.com, ns21.constellix.com, ns51.constellix.net, ns41.constellix.net, ns31.constellix.com, ns61.constellix.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kernel.org (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

TypeCountSample Data
A344.239.28.192, 44.238.234.78...
MX1smtp.subspace.kernel.org (pri: 10)
TXT1v=spf1 include:_listspf.kernel.org ~all

Analysis

IP Addresses

vger.kernel.org directs to three IP numbers: 44.238.234.78, 44.239.28.192 and 52.37.2.248.

Additional host names — smtp.subspace.kernel.org, korg-listserv-1-mail-lb-d609b0ffa8ee7369.elb.us-west-2.amazonaws.com, ec2-44-238-234-78.us-west-2.compute.amazonaws.com and two others — share IP numbers with vger.kernel.org.

Mail Servers

vger.kernel.org has one mail server: smtp.subspace.kernel.org.

Like android.kernel.org and linux.kernel.org, vger.kernel.org has the same mail server arrangement as several other domains.

There is one IP number for smtp.subspace.kernel.org: 44.238.234.78.