authentic-klein.de

Observed Jul 24, 2026, 00:51 UTC (2d 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

3 subdomains · tranco

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

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

authentic-klein.de

A / AAAA

49.12.87.173

unattributedserves the site

nsc4.schlundtech.densd4.schlundtech.densa4.schlundtech.densb4.schlundtech.de

schlundtech.deanswers its DNS

authenticklein-de02c.mail.protection.outlook.com

Microsoft 365receives its email

TLS

www.authentic-klein.de

Let's Encryptissued its certificate

DNS Records

A 1

49.12.87.173

MX 1

0authenticklein-de02c.mail.protection.outlook.com

TXT 3

v=spf1 a mx ip4:80.149.132.9 include:spf.protection.outlook.com -all
MS=ms24592353
v=DMARC1; p=none

NS 4

nsc4.schlundtech.de
nsd4.schlundtech.de
nsa4.schlundtech.de
nsb4.schlundtech.de

SOA 1

nsa4.schlundtech.de beck.helpme.de

TLS Certificates (3)

Common Name	Issuer	Expires
`www.authentic-klein.de`	C=US, O=Let's Encrypt, CN=YR1	Wed, 23 Sep 2026 08:02:43 +0000
`YR1`	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 (3)

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

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

Ed25519 Receipt

Receipt ID: rcpt_293a615260316e45
Output Hash: e08744e070d7899a7688c606e7ffc9acbcc0a0ec6f77367eab48e7b592b6e6c0
Signature: ed25519:de1dd70c7434ce8c246936af7e3290089905516513a36e5fa5500370f617b7891a25bd5c51c54fe2e8515172982af966837e901146a53eb34f8a4f07db61730f
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/authentic-klein.de