helenos.org
Observed Jul 21, 2026, 16:53 UTC (2d 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
IPv6 · 10 subdomains · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat helenos.org actually stands on - every host below is a signed observation
helenos.org
A / AAAA
87.236.196.1942a01:5f0:c001:106:57::1
2a01serves the site
NS
ns1.decky.czns2.decky.cz
decky.czanswers its DNS
MX
mail.hosting123.cz
hosting123.czreceives its email
TLS
helenos.org
Let's Encryptissued its certificate
DNS Records
A 1
87.236.196.194
AAAA 1
2a01:5f0:c001:106:57::1
MX 1
10mail.hosting123.cz
NS 2
ns1.decky.czns2.decky.cz
SOA 1
ns1.decky.cz root.athena.decky.cz
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
helenos.org |
C=US, O=Let's Encrypt, CN=YE2 | Tue, 15 Sep 2026 07:13:31 +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 (10)
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_5d5d5c6442d1b63d- Output Hash
c2cdf29e13a0d94f9d2ddae14aca5ce3610981ad3389bfd642dee5399f5fe8b6- Signature
ed25519:689725ad8240de242b2457036baa20757db2ec72d48850bfaa5576928751f117065fa06fd6984a14141ea3608180004fdc339914da4447a5bb80ec2dd2d09e00- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast