js.foundation
Observed Aug 16, 2026, 08:43 UTC (15h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Up right now
Email byGoogle Workspace
Google WorkspaceSecured byLet's Encrypt
Let's EncryptRegistered with1API GmbH
Also usesGoogle Search Console
Google Search Console2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for js.foundation in the last day; this reading matches the one before it. That steadiness is itself a signed result, not a gap in one. Watch it to catch the next move the moment it lands.
INFRASTRUCTURE MAPwhat js.foundation actually stands on - every host below is a signed observation
js.foundation
A / AAAA
143.198.9.136
unattributedserves the site
NS
george.ns.cloudflare.comlara.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
css-chassis.com
Let's Encryptissued its certificate
DNS Records
A 1
143.198.9.136
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 1
google-site-verification=BaXmh-5oYZKV2drIPyyPOwk5_2B3A2IhMDGWiD5DvUI
NS 2
george.ns.cloudflare.comlara.ns.cloudflare.com
SOA 1
george.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
css-chassis.com |
C=US, O=Let's Encrypt, CN=YE2 | Thu, 01 Oct 2026 21:54:08 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (2)
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_0e0837030ca099ec- Output Hash
8ebf72eb1b636c1ddc355e917da4ef58f972d76961edf9da3d712590364f5a7f- Signature
ed25519:e9610f9ef7c7d322ca16a731ebd0d0f36b6a8f9bd3a305174fc76ba929b72de7c957958b63ef9eaafbc4c4b9036615225446cb482d5ac0bdd3f14ac5e9cdce0e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast