zgf.de
Observed Aug 2, 2026, 08:47 UTC (9h 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 usesDocuSignFacebook/MetaGoogle Search ConsoleAtlassian
IPv6 · 1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zgf.de actually stands on - every host below is a signed observation
zgf.de
A / AAAA
91.98.224.1202a01:4f8:c0c:ae09::1
2a01serves the site
NS
ns.inwx.dens2.inwx.dens3.inwx.eu
inwx.de + inwx.euanswers its DNS
MX
zgf-de.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.fzs.org
Let's Encryptissued its certificate
DNS Records
A 1
91.98.224.120
AAAA 1
2a01:4f8:c0c:ae09::1
MX 1
0zgf-de.mail.protection.outlook.com
TXT 13
MS=ms34709571apple-domain-verification=wCC2AYjrim3muIECdocusign=fdfccce5-f148-46ce-955c-fdd8fdf4eebbcanva-site-verification=LcFjUSx6HP6879a9w5TCAggoogle-gws-recovery-domain-verification=45992063openai-domain-verification=dv-kWOOd7EqSRs8QAsJUnPJiIYlcloudflare_dashboard_sso=c26a9dd550b5395bb68aa65300898a9cfacebook-domain-verification=vmpnjsntjv6do3c3dh7ii1pzk8l437anthropic-domain-verification-g5mzy8=JpISIDvJ3Dbtq4i8zJEhunGzvgoogle-site-verification=ff4kpSO8zLxJWVwj4Km-sOsyJmuPOO_SZzqQwBy9n2I
NS 3
ns.inwx.dens2.inwx.dens3.inwx.eu
SOA 1
ns.inwx.de hostmaster.inwx.de
DMARC_RECORDS 1
v=DMARC1; p=reject; aspf=r; adkim=r; pct=100; ruf=mailto:ruf@zgf.de; rua=mailto:rua@zgf.de;
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.fzs.org |
C=US, O=Let's Encrypt, CN=YR2 | Sun, 13 Sep 2026 12:44:24 +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 (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_47486be288650015- Output Hash
5c4de67513339a04335c9d1c39960034d2ed78d0638c8af82a5e3446cee9b604- Signature
ed25519:f642b805b767d87fc6c703e0d17aa0f8bfbd3009206e11574e6f3066239ae39707f97c319576a76276133dd4443980785406973632bb27afacbdd8acdb60720b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast