zkf.de
Observed Jul 26, 2026, 10:04 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.
Up right now
Email byMicrosoft 365
Secured byDigiCert
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zkf.de actually stands on - every host below is a signed observation
zkf.de
A / AAAA
188.94.249.88
unattributedserves the site
NS
ns01.agenturserver.dens01.agenturserver.cons01.agenturserver.it
agenturserver.de + agenturserver.co + moreanswers its DNS
MX
zkf-de.mail.protection.outlook.com
Microsoft 365receives its email
TLS
zkf.de
DigiCert Incissued its certificate
DNS Records
A 1
188.94.249.88
MX 1
0zkf-de.mail.protection.outlook.com
TXT 2
v=spf1 include:spf.protection.outlook.com include:agenturserver.de -allv=DMARC1; p=none;
NS 3
ns01.agenturserver.dens01.agenturserver.cons01.agenturserver.it
SOA 1
ns01.agenturserver.de support.mittwald.de
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
zkf.de |
C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=RapidSSL TLS RSA CA G1 | Thu, 25 Feb 2027 23:59:59 +0000 |
RapidSSL TLS RSA CA G1 |
C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2 | Tue, 02 Nov 2027 12:24:33 +0000 |
Subdomains (1)
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 receiptEd25519 Receipt
- Receipt ID
rcpt_2772d172397cfb56- Output Hash
70e2017ddad5a1d1a38ec0c2b4559ccc28cb9c03273b9a48ec5d1fa0429c869b- Signature
ed25519:9fcd0d1637206eff5e9b9da6cc00e954cd9292a1b4095ffd896164dd81789fa883684c155ea764326bf82b45e2f3c70abdd188eeed76ee7426baaff1be94f70b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast