vdfu.org

Observed Aug 2, 2026, 08:39 UTC (9h 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.

Verify this receipt yourself + Watch this domain

Up right now

Email byMicrosoft 365

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 vdfu.org actually stands on - every host below is a signed observation

vdfu.org

A / AAAA

128.140.73.34

unattributedserves the site

ns73.domaincontrol.comns74.domaincontrol.com

domaincontrol.comanswers its DNS

vdfu-org.mail.protection.outlook.com

Microsoft 365receives its email

TLS

new.vdfu.keeen.net

Let's Encryptissued its certificate

DNS Records

A 1

128.140.73.34

MX 1

0vdfu-org.mail.protection.outlook.com

TXT 2

v=spf1 include:_spf.vdfu_org._d.easydmarc.pro ~all
brevo-code:1d4cae02d7bec0d245e803f3bca53d5d

NS 2

ns73.domaincontrol.com
ns74.domaincontrol.com

SOA 1

ns73.domaincontrol.com dns.jomax.net

DMARC_RECORDS 1

v=DMARC1;p=none;rua=mailto:c1369d652d@rua.easydmarc.us;ruf=mailto:c1369d652d@ruf.easydmarc.us;fo=1;

TLS Certificates (3)

Common Name	Issuer	Expires
`new.vdfu.keeen.net`	C=US, O=Let's Encrypt, CN=YR2	Thu, 01 Oct 2026 10:55:32 +0000
`YR2`	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 (1)

www.vdfu.org

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for vdfu.org. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/vdfu.org">
  <img src="https://domaindrift.io/badge/vdfu.org.svg"
       width="300" height="64" alt="DomainDrift signed observations for vdfu.org">
</a>

Ed25519 Receipt

Receipt ID: rcpt_0447804c5d2af363
Output Hash: 3901e664509b67cbab9a0458dd0912617dd321b8e5dfc5692e9db83dc5be3f8f
Signature: ed25519:e78aebe5a71898197c82e001e13f2ac30a8d30058145dc6991254769428d2dcc72ada88f5d8140828d92d2c19103a1ad8eadbdaeeede4f6c764d58e3fda86309
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/vdfu.org