riverstudies.org
Observed Jul 29, 2026, 15:29 UTC (6h 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
Secured byLet's Encrypt
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat riverstudies.org actually stands on - every host below is a signed observation
riverstudies.org
A / AAAA
167.235.141.114
unattributedserves the site
NS
hydrogen.ns.hetzner.comoxygen.ns.hetzner.comhelium.ns.hetzner.de
hetzner.com + hetzner.deanswers its DNS
TLS
riverstudies.org
Let's Encryptissued its certificate
DNS Records
A 1
167.235.141.114
NS 3
hydrogen.ns.hetzner.comoxygen.ns.hetzner.comhelium.ns.hetzner.de
SOA 1
hydrogen.ns.hetzner.com dns.hetzner.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
riverstudies.org |
C=US, O=Let's Encrypt, CN=YE1 | Tue, 01 Sep 2026 22:40:45 +0000 |
YE1 |
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 (0)
None observed.
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
rcpt_4448eb09ec707d6c- Output Hash
55b57ef7a153c9c9849bc57105b926314fc10cad55938444612e5da13d942969- Signature
ed25519:f660d655a88f36366b3488036fddad3a215b79807149c6221a9749a457b8c736a61cbe88e69782d8b9856b88e6b463920dce84edb82a1d6325203f881a902409- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast