vdoh.org
Observed Aug 2, 2026, 13:10 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
Runs onCloudflare
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vdoh.org actually stands on - every host below is a signed observation
vdoh.org
A / AAAA
104.17.71.73
Cloudflareserves the site
NS
ns93.worldnic.comns94.worldnic.com
worldnic.comanswers its DNS
MX
aspmx.l.google.comalt4.aspmx.l.google.comalt3.aspmx.l.google.comalt2.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
vdoh.org
Let's Encryptissued its certificate
DNS Records
A 1
104.17.71.73
MX 5
1aspmx.l.google.com10alt4.aspmx.l.google.com10alt3.aspmx.l.google.com5alt2.aspmx.l.google.com5alt1.aspmx.l.google.com
TXT 9
apple-domain-verification=T6N2wfXZuB3ZIw8uMS=ms92013929a9069fhug76l76lqugqo7bci0rgoogle-site-verification=7JYLjNgqAtN8F7rue2s0dpjx45y3juYcVVMyNQ2TfWEv=spf1 include:_spf.google.com include:_spf.psm.knowbe4.com include:customerspf.schoolmessenger.com ~alladobe-idp-site-verification=c682afa468671c0cacca0b07164a8fd128d72198f2bf1c4e9f53cd937118baecapple-domain-verification=iTVj7EHVUkOD93DUe72sblojcm7qb527rgns6tfeloapple-domain-verification=Ewu2SzHM2b96gmaO
NS 2
ns93.worldnic.comns94.worldnic.com
SOA 1
NS93.WORLDNIC.COM namehost.WORLDNIC.COM
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
vdoh.org |
C=US, O=Let's Encrypt, CN=YE1 | Sun, 04 Oct 2026 11:32:09 +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_69cd49ccc727eb65- Output Hash
a7f30cdf36365d461bf42d6ca8d96e24d047788078dc7d396d7a585e8744db29- Signature
ed25519:a3d8c2a705904cdfb304de0649ca93ef8a4dd07c3ae3b66e2209d49c5e7bcaa6cde84a360095995392ec1081234233f0a48cc2294db2d6489cd32e81793c350e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast