dkfz.de

Observed Jul 24, 2026, 01:38 UTC (1h 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.

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Up right now

Runs onVerein zur Foerderung eines Deutschen Forschungsnetzes e.V

Secured byLet's Encrypt

tranco_100k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat dkfz.de actually stands on - every host below is a signed observation

dkfz.de

A / AAAA

192.54.49.124

Verein zur Foerderung eines Deutschen Forschungsnetzes e.Vserves the site

dns1.belwue.dedns3.belwue.dens-ext.inet.dkfz-heidelberg.de

belwue.de + dkfz-heidelberg.deanswers its DNS

c1202.mx.srv.dfn.deb1202.mx.srv.dfn.dea1202.mx.srv.dfn.de

dfn.dereceives its email

TLS

*.dkfz-heidelberg.de

Let's Encryptissued its certificate

DNS Records

A 1

192.54.49.124

MX 3

10c1202.mx.srv.dfn.de
10b1202.mx.srv.dfn.de
10a1202.mx.srv.dfn.de

TXT 6

apple-domain-verification=tEscpfYrUcZpSNtc
HARICA-fPqKQiHjbRwhMoPvx7o
academiccloud-site-verification=jAszyKm8jwapZYHJR4EjYj6J7
v=spf1 include:dkfz-heidelberg.de include:_spf.zimpel.de mx ~all
MS=ms38669278
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:dmarc-reports@dkfz-heidelberg.de;ruf=mailto:dmarc-reports@dkfz-heidelberg.de

NS 3

dns1.belwue.de
dns3.belwue.de
ns-ext.inet.dkfz-heidelberg.de

SOA 1

dns-auth.inet.dkfz-heidelberg.de hostmaster.dkfz.de

SRV 1

owa2013o.inet.dkfz-heidelberg.de:443 p0

CAA 4

issue "pki.dfn.de"
issue "sectigo.com"
issue "letsencrypt.org"
issue "harica.gr"

TLS Certificates (3)

Common Name	Issuer	Expires
`*.dkfz-heidelberg.de`	C=US, O=Let's Encrypt, CN=YR2	Sat, 03 Oct 2026 00:12:23 +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 (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 receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_a7d25bc3da1d8011
Output Hash: 10924a69d7a6c712f6ba218e38f2b51fedb7eef606629e9d5a90399deb3a1065
Signature: ed25519:6771f58cd68389fe74bdfd75ec8ccb82e5a7b53ab9c1d9c97fc70b9e7530132ae3445d89f9e7c496f9505086780ae7f5e964d02057a29ad7829e5a184c168e0e
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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