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dfg.de

Observed Jul 21, 2026, 19:42 UTC (1d 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 onCONET Deutschland
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesAtlassianGoogle Search Console
1 subdomain · push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat dfg.de actually stands on - every host below is a signed observation
dfg.de
A / AAAA
217.19.13.128
CONET Deutschlandserves the site
NS
dns-3.dfn.dedns-2.dfn.dedns-1.dfn.de
dfn.deanswers its DNS
MX
dfg-de.mail.protection.outlook.commx.dfg.de
Microsoft 365receives its email
TLS
dfg.de
Let's Encryptissued its certificate

DNS Records

A 1

  • 217.19.13.128

MX 2

  • 10dfg-de.mail.protection.outlook.com
  • 40mx.dfg.de

TXT 13

  • successfactors-site-verification=MjQwZjgwYWEwM2E4MTQyODc3NzdhZWM1Zjc1Njk4NDFlMmExYTEwODQzODI1Yzc5YTkyOGE5YzI1N2I0MWM1Ng==TTL:3600
  • b6MgjhLEmjhHJWsQpMwHVg52udFViJs6mhVoaWDBOG0rQuNyeTyzezIS0CWBa6LTmGc/VT3v/dRWJyy0IPOxbw==
  • zone-ownership-verification-73ee138b6e2b826c1fdffd6d2806c2b997ebfcf8981698a3d2ecbfbfc233bfd6
  • atlassian-domain-atlassian-domain-verification=ZquMES87ckUdr3doxtvfTciNffbITf2EYEkRMh7xSuUIRhiIz1po7xE55TqXu7jx
  • 1r7dg4ylctk9jjm84ndpctc125y4p91q
  • v=spf1 ip4:193.104.82.0/24 ip4:83.143.0.155 ip4:62.146.140.213 ip4:83.143.6.29 ip4:83.143.6.30 ip4:35.242.247.107 ip4:34.107.8.58 ip4:83.143.6.67 ip4:83.143.6.68 include:spf.protection.outlook.com -all
  • apple-domain-verification=HBEmVebPNl2oYcmt
  • adobe-idp-site-verification=9825e69dee778f21cfa148f3aeee96d0f085cd46e3b4c7058ba0c9bd43c84b85
  • _acme-challenge.dfg.de=dn76A5YxoLh7sIsonYKTycLGBCiSB8OwfyfeLeejqc0
  • successfactors-site-verification=MjQwZjgwYWEwM2E4MTQyODc3NzdhZWM1Zjc1Njk4NDFlMmExYTEwODQzODI1Yzc5YTkyOGE5YzI1N2I0MWM1Ng==

NS 3

  • dns-3.dfn.de
  • dns-2.dfn.de
  • dns-1.dfn.de

SOA 1

  • srwgp590.dfg.de admin.dfg.de

TLS Certificates (3)

Common NameIssuerExpires
dfg.de C=US, O=Let's Encrypt, CN=YE1 Tue, 15 Sep 2026 07:05:34 +0000
YE1 C=US, O=ISRG, CN=Root YE Sat, 02 Sep 2028 23:59:59 +0000
Root YE C=US, O=Internet Security Research Group, CN=ISRG Root X2 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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for dfg.de. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_f018ce5fc813eeaf
Output Hash
6f87ca76619dd6168dfad6f244df40267f93f13a5271ec806656aec95614809a
Signature
ed25519:6eac9ddbb123bb76b108b46b0ed48f052cd488b3f3acc2780d3d2920281394a6dfff1393cc083243a70f7d8fbac2d04e74812580bf99dee2e59960fc9d874c03
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser