documenta12.de

Observed Jul 26, 2026, 00:53 UTC (7d 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.

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Up right now

Secured byLet's Encrypt

1 subdomain · majestic

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

INFRASTRUCTURE MAPwhat documenta12.de actually stands on - every host below is a signed observation

documenta12.de

A / AAAA

23.88.77.240

unattributedserves the site

robotns3.second-ns.comns1.first-ns.derobotns2.second-ns.de

second-ns.com + first-ns.de + moreanswers its DNS

TLS

documenta12.de

Let's Encryptissued its certificate

DNS Records

A 1

23.88.77.240

MX 1

NS 3

robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de

SOA 1

ns1.first-ns.de dns.hetzner.com

TLS Certificates (4)

Common Name	Issuer	Expires
`documenta12.de`	C=US, O=Let's Encrypt, CN=YE1	Tue, 01 Sep 2026 11:28:30 +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 (1)

www.documenta12.de

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 documenta12.de. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/documenta12.de">
  <img src="https://domaindrift.io/badge/documenta12.de.svg"
       width="300" height="64" alt="DomainDrift signed observations for documenta12.de">
</a>

Ed25519 Receipt

Receipt ID: rcpt_d1b26ab60d493199
Output Hash: c1736f50b60683984942ff5ed66fabd74ae0b5f220fc98904fd21404a54acc05
Signature: ed25519:a017f04b20dbae48d38c3f9022afaa5748154bee8d2b474fa56cc974214907d129bb540609f873670e36121fab23bb7d5ea0d05d255513d3e6dcd9e95e176309
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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