react-union.org
Observed Aug 9, 2026, 19:29 UTC (3h 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
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat react-union.org actually stands on - every host below is a signed observation
react-union.org
A / AAAA
104.198.14.52
unattributedserves the site
NS
ns1.websupport.czns2.websupport.czns3.websupport.eu
websupport.cz + websupport.euanswers its DNS
TLS
react-union.org
Let's Encryptissued its certificate
DNS Records
A 1
104.198.14.52
NS 3
ns1.websupport.czns2.websupport.czns3.websupport.eu
SOA 1
ns1.websupport.cz admin.websupport.cz
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
react-union.org |
C=US, O=Let's Encrypt, CN=YE2 | Tue, 27 Oct 2026 12:33:51 +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 (1)
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_29c03781cdd9f390- Output Hash
4e623d90ad47bc76f22c146f7c284aeb2720d7b24a61263c681eba5dfb7d4de6- Signature
ed25519:9a03895c0dae4e2c90baae42c59a90b83615075530104c1c1e86f818d90457a9747dc680a47b5ae169863f4895c9112ebc0f55ef8bce36ddba436b46e18dcc05- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast