zuhlke.com
Observed Aug 2, 2026, 19:58 UTC (11h 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
Runs onCloudflare
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesDockerGoogle Search ConsoleAtlassian
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zuhlke.com actually stands on - every host below is a signed observation
zuhlke.com
A / AAAA
34.65.23.86
Cloudflareserves the site
NS
ns3.knipp.dens1.zuehlke.com
knipp.de + zuehlke.comanswers its DNS
MX
zuhlke-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
zuhlke.com
Let's Encryptissued its certificate
DNS Records
A 1
34.65.23.86
MX 1
10zuhlke-com.mail.protection.outlook.com
TXT 11
brevo-code:635318b37704f748db83f940f38835eadocker-verification=f1efeb0d-bd52-41e2-ab7e-6117d48c3438MS=ms74228250google-site-verification=iuw_RpW03sDFudR1k7_FDPMuJO1DuA0LKvHAgu2Tkawatlassian-domain-verification=6QTeWS9E/Qo4tm3sN5D3CZF3vhsBks2QDVjNgzxyD9Ja45RuCZvuFhEv8oaEJzeOmindmanager-verification=17e07e2750f3e5656e5da1728aeebf94189a94d279faf701ee79c795a7d5b91b75c2b959-161b-423f-bde2-aea7eb34476fparallels-domain-verification=8795a478c2c540b0b470e61d9dd9afe02d8fdc36652c46bf997e982ffe4ea4f3v=spf1 mx a:www.zuehlke.com include:spf.protection.outlook.com -allmGxUvgkqO1l0wV0mDwz/I4bpzMdtWtSffW+5TIldiKu/8qGhU7zD/e37IkwMbZfLnFWiOIsz3MSeUZiPRPJzhA==
NS 2
ns3.knipp.dens1.zuehlke.com
SOA 1
ns1.zuehlke.com hostmaster.zuehlke.com
DMARC_RECORDS 1
v=DMARC1; p=reject; pct=100; rua=mailto:lfsdkzit@ag.eu.dmarcian.com, mailto:operator@zuehlke.com; ruf=mailto:operator@zuehlke.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
zuhlke.com |
C=US, O=Let's Encrypt, CN=YR1 | Mon, 05 Oct 2026 07:49:24 +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 (0)
None observed.
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_0719c9b31a4b28dd- Output Hash
a1ab7f2690c1abb86fc2ac47befc1b2efeb8215336241f24f27d454060e1a35c- Signature
ed25519:9de0ba5597c9e182a25c8e735d4127d2562d0427739731783eea8af72d5479832724cd0326e98e917c6d1800c4287a08fae0478ee427f8ea9a0ff89da8d74301- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast