cardano.org

Observed 2026-07-13T00:01:43.363478721+00:00 (18h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search ConsoleHubSpot

crypto

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat cardano.org actually stands on - every host below is a signed observation

cardano.org

A / AAAA

75.2.60.5

Amazonserves the site

ns-1438.awsdns-51.orgns-152.awsdns-19.comns-1662.awsdns-15.co.ukns-627.awsdns-14.net

awsdns-51.org + awsdns-19.com + moreanswers its DNS

aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comrkz6s4pvr76mqsxkcjun7hxpo52y5v4cuxpxj4fxahazjnsl4e2q.mx-verification.google.com+2 more

Google Workspacereceives its email

TLS

cardano.org

Let's Encryptissued its certificate

DNS Records

A 1

75.2.60.5

MX 6

1aspmx.l.google.com
10alt3.aspmx.l.google.com
10alt4.aspmx.l.google.com
15rkz6s4pvr76mqsxkcjun7hxpo52y5v4cuxpxj4fxahazjnsl4e2q.mx-verification.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com

TXT 5

google-site-verification=irPpcfWP_MhK6hJo357vd3WO14Kl33TwtwHBlLZL4TU
google-site-verification=owmO34r25WEVCALmVziA3pWzalURsRjPyPyUDxSdkdw
google-site-verification=oxDOpGeoTc-h4muKvrrV8a-_U5YMiD0pTLWb_UTUoxc
v=spf1 include:4268286.spf04.hubspotemail.net include:_spf.google.com include:servers.mcsv.net include:amazonses.com ~all
v=DMARC1; p=reject; rua=mailto:postmaster@cardano.org, mailto:dmarc@cardano.org

NS 4

ns-1438.awsdns-51.org
ns-152.awsdns-19.com
ns-1662.awsdns-15.co.uk
ns-627.awsdns-14.net

SOA 1

ns-1438.awsdns-51.org awsdns-hostmaster.amazon.com

TLS Certificates (4)

Common Name	Issuer	Expires
`cardano.org`	C=US, O=Let's Encrypt, CN=YE2	Fri, 11 Sep 2026 09:03:54 +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)

www.cardano.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 cardano.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 02c10260-c1f0-4e75-b226-17734d6bb74f
Output Hash: 661b87c614e3b667cc6aedcb64d12e7ffa47b70c82312ad27af598b1a82416c0
Signature: ed25519:77a349a167b4d4c9c01141de2e8d1741b32bdbdc9d31c9634e98fb0886f66e018551df9986b7009c39a6a302553a8a19de96b371633b12c966c1587eeaa34f08
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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