vilcek.org
Observed Aug 2, 2026, 09:10 UTC (14h 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 byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · 2 subdomains · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vilcek.org actually stands on - every host below is a signed observation
vilcek.org
A / AAAA
23.185.0.22620:12a:8001::22620:12a:8000::2
2620serves the site
NS
ns56.worldnic.comns55.worldnic.com
worldnic.comanswers its DNS
MX
vilcek-org.mail.protection.outlook.com
Microsoft 365receives its email
TLS
cdn.vilcek.org
Let's Encryptissued its certificate
DNS Records
A 1
23.185.0.2
AAAA 2
2620:12a:8001::22620:12a:8000::2
MX 1
10vilcek-org.mail.protection.outlook.com
TXT 7
e2ma-verification=k8ibbgoogle-site-verification=snv9cjC8KM79wmiKvs3_oH6EvALlEOrYG-2TblbqtvYv=spf1 mx include:_spf.salesforce.com include:spf.protection.outlook.com include:e2ma.net include:spf.emailsignatures365.com include:_spf.google.com -allspf2.0/pra a mx ptr include:spf.protection.outlook.com include:e2ma.net -allgoogle-site-verification=53O3AygkAmkuZez89cxrWSzanpCrMxw0z7emc6Ck1Nkapple-domain-verification=wLhcPBiDgvWQOKoGproxy-ssl.webflow.com
NS 2
ns56.worldnic.comns55.worldnic.com
SOA 1
NS55.WORLDNIC.COM namehost.WORLDNIC.COM
DMARC_RECORDS 1
v=DMARC1; p=quarantine; pct=100; rua=mailto:support@vilcek.org
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
cdn.vilcek.org |
C=US, O=Let's Encrypt, CN=YR1 | Tue, 29 Sep 2026 14:23:46 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_2551e855b20b09b3- Output Hash
7d45c024e082fc0553e1acd606374303f54c57b3e44b61200033fd2a12a097ef- Signature
ed25519:99b848779fdd23c0984fbe102f60bab8ab69b76118e4fcaf479113dfe0255f3ca84fc12ed602290790990b55272a7c1381eaa08846e84761ddbf02bd10d08808- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast