zentis.de
Observed Jul 25, 2026, 21:36 UTC (8d 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
4 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zentis.de actually stands on - every host below is a signed observation
zentis.de
A / AAAA
194.6.193.160
unattributedserves the site
NS
ns.udag.netns.udag.orgns.udag.de
udag.net + udag.org + moreanswers its DNS
MX
zentis-de.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.zentis.de
Let's Encryptissued its certificate
DNS Records
A 1
194.6.193.160
MX 1
10zentis-de.mail.protection.outlook.com
TXT 8
f5956359180b087f4fc86ab2bc4fb5aeac5e09735c7e56032ebrevo-code:2db5378cfbe9d79cef3a5484f01b70beMS=ms43813239_5qxsjpclqihm01m3cbmc9fhb45f1bujMS=ms76884378swisssign-check=6w3A0VN6jUwmRhnfR_BqCgT1Gq8v=spf1 include:spf.protection.outlook.com include:_spf.4me.com include:_spf.xurrent.com include:_spf.4me.qa include:_spf.xurrent.qa ip4:80.87.162.0/24 ip4:83.169.43.137/32 ip4:80.87.169.250/32 ip4:80.87.171.0/24 ip4:194.31.78.222 ip4:157.90.150.17 ip4:185.18.100.0/24 ip4:193.242.121.220 ip4:193.242.121.221 ip4:193.242.121.222 include:spf.corpex.de include:_spf.profils.org -allv=DMARC1; p=quarantine;
NS 3
ns.udag.netns.udag.orgns.udag.de
SOA 1
ns.udag.de hostmaster.united-domains.de
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.zentis.de |
C=US, O=Let's Encrypt, CN=YR2 | Thu, 01 Oct 2026 12:37:01 +0000 |
YR2 |
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 (4)
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_25e37ef55490560a- Output Hash
30826f5f9b0cc216f33c2d9671811a0526feea4a558b9865844a837eb4724fdd- Signature
ed25519:85e3e20f25cc9a85c569db6cb71d1d4335b18492d7756b2e72bbc45dea560a8e4c30ec0e91c2268be1472dbbc4eba5608ce15f949534b85633b9f1b2e45dd601- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast