CONTINUOUS INTERNET TELEMETRY24H DRIFT40,868 material changesacross 38,600 domains · 24h to ~2h ago · +8 vs yesterdayNOW553 curated domains not reachablelast probe, steadySITE ERRORS34,580 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,817 sites429 rate-limit / 403 bot-block, a posture signal

documenta.de

Observed Jul 27, 2026, 22:55 UTC (5d 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
2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat documenta.de actually stands on - every host below is a signed observation
documenta.de
A / AAAA
23.88.77.240
unattributedserves the site
NS
robotns2.second-ns.derobotns3.second-ns.comns1.first-ns.de
second-ns.de + second-ns.com + moreanswers its DNS
MX
documenta-de.mail.protection.outlook.com
Microsoft 365receives its email
TLS
documenta.de
Let's Encryptissued its certificate

DNS Records

A 1

  • 23.88.77.240

MX 1

  • 10documenta-de.mail.protection.outlook.com

TXT 8

  • google-site-verification=nZS_Ax0t9zYdacVQ2U8CPdFqM2PQUqZ_k9hXGnQTsd0
  • v=spf1 a:k62283.coveto.de ip4:52.166.205.15 ip4:185.233.221.130 ip4:136.243.10.233 ip4:213.133.123.138 ip4:46.4.112.44 include:spf.protection.outlook.com include:spf.brevo.com -all
  • 46hdOuV8fXESfYdTt9+TsuAApFWBAbMkBsUy33CkAMQCKdrwzPtEk9mJCaowPG+yT1rbaPhI6Sq9J+HRv7fh6w==
  • MS=ms57781756
  • _globalsign-domain-verification=VICZrFmVZh2KdgUoYWcMhswq5QVRmZy56nOxn9EUXL
  • apple-domain-verification=86nUX3i35tEIC3p4
  • brevo-code:a1ee5990897edbcf563ac64df180968b
  • v=DMARC1; p=none; pct=100; rua=mailto:dmarc@documenta.de; ruf=mailto:dmarc@documenta.de; rua=mailto:rua@dmarc.brevo.com; adkim=s; aspf=r

NS 3

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

SOA 1

  • ns1.first-ns.de dns.hetzner.com

TLS Certificates (4)

Common NameIssuerExpires
documenta.de C=US, O=Let's Encrypt, CN=YE1 Tue, 01 Sep 2026 11:21:20 +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 (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 receipt

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

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

Ed25519 Receipt

Receipt ID
rcpt_d13ddb9c80e9b28d
Output Hash
86fada47ab561ec4b68e11b20684609645d3fb56571c5c289db06591e4a77402
Signature
ed25519:2b2b4a756b7be5d5c681d5ed414b5a074d79a1e6b113dc7920e173355ae6bdd388e3cf952c0ad5e9c6b947a3002e444900af4deeb99407d49a9ac87269658d02
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser