linux.org
Observed 2026-07-13T01:10:08.004Z (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Registered withNetwork Solutions, LLC
IPv6 · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat linux.org actually stands on - every host below is a signed observation
linux.org
A / AAAA
172.67.73.26104.26.15.72104.26.14.722606:4700:20::ac43:491a+2 more
Cloudflareserves the site
NS
lia.ns.cloudflare.commark.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mx2.improvmx.commx1.improvmx.com
improvmx.comreceives its email
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.linux.org/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time64 ms
DNS resolutionNOERROR
Redirect chain
https://www.linux.org/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 3
172.67.73.26104.26.15.72104.26.14.72
AAAA 3
2606:4700:20::ac43:491a2606:4700:20::681a:f482606:4700:20::681a:e48
MX 2
20mx2.improvmx.com10mx1.improvmx.com
TXT 1
ahrefs-site-verification_631032cd30b4e19d3273793b1c65f11c66f6a5426ba38536b9d58ef0dc91054d
NS 2
lia.ns.cloudflare.commark.ns.cloudflare.com
SOA 1
lia.ns.cloudflare.com dns.cloudflare.com
CAA 10
issuewild letsencrypt.orgissue comodoca.comissuewild digicert.com; cansignhttpexchanges=yesissuewild ssl.comissue digicert.com; cansignhttpexchanges=yesissue ssl.comissue letsencrypt.orgissuewild comodoca.comissue pki.goog; cansignhttpexchanges=yesissuewild pki.goog; cansignhttpexchanges=yes
TLS Certificates (0)
None.
Subdomains (3)
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
1929a4ba-e1e7-4d30-bb94-cb46add8e4dc- Output Hash
93672fe9586f493a86f8cef31c1d9cb3384f8b9578a46f0f03865fd1e589d933- Signature
ed25519:6e27d886a86d53994dc01afc3d44452eafa0c15a0afc4742eaac8e6dd8dcd8c2017723dc4f9e61c230950934f97d884334b83ebf5157fac275f249209b8a2a01- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast