dhm.de

Observed Jul 22, 2026, 01:02 UTC (14h 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 byHellenic Academic and Research Institutions CA

Also usesGoogle Search Console

4 subdomains · tranco_40k

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

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

dhm.de

A / AAAA

194.94.40.10

Verein zur Foerderung eines Deutschen Forschungsnetzes e.Vserves the site

dns-3.dfn.desrvns04.dhm.desrvns02.dhm.desrvns03.dhm.de+2 more

dfn.de + dhm.deanswers its DNS

a1761.mx.srv.dfn.dec1761.mx.srv.dfn.deb1761.mx.srv.dfn.de

dfn.dereceives its email

TLS

www.dhm.de

Hellenic Academic and Research Institutions CAissued its certificate

DNS Records

A 1

194.94.40.10

MX 3

10a1761.mx.srv.dfn.de
10c1761.mx.srv.dfn.de
10b1761.mx.srv.dfn.de

TXT 7

cisco-ci-domain-verification=14c3a57e4ffedb829872176fc26c0e67563eb80bcbc34cb94d667acbf46afa22
google-site-verification=cIW7IW9G9wg_dnM797jJXE8pEJkM1RVppcPjPpvQQ_8
v=spf1 include:spf.mailsupport.dfn.de ip4:194.94.40.31 ip4:194.94.40.32 ip4:194.94.40.33 ip4:194.94.40.34 ~all
sendinblue-code:9e6f6c9b87b71218bf71445918225ee8
apple-domain-verification=sgAY5EFvUmUAcH2H
v=DMARC1; p=reject; rua=mailto:67d690b0@in.mailhardener.com; ruf=mailto:67d690b0@in.mailhardener.com; fo=0:1:s
v=STSv1; id=20190601000000Z

NS 6

dns-3.dfn.de
srvns04.dhm.de
srvns02.dhm.de
srvns03.dhm.de
dns-2.dfn.de
srvns01.dhm.de

SOA 1

srvns01.dhm.de dns-admins.dhm.de

SRV 2

expwe02.dhm.de:5061 p0
expwe01.dhm.de:5061 p0

TLS Certificates (3)

Common Name	Issuer	Expires
`www.dhm.de`	C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1	Sat, 12 Dec 2026 11:25:58 +0000
`GEANT TLS RSA 1`	C=GR, O=Hellenic Academic and Research Institutions CA, CN=HARICA TLS RSA Root CA 2021	Sat, 31 Dec 2039 11:14:59 +0000
`HARICA TLS RSA Root CA 2021`	C=GR, O=Hellenic Academic and Research Institutions CA, CN=HARICA TLS RSA Root CA 2021	Mon, 13 Feb 2045 10:55:37 +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 receipt

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

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

Ed25519 Receipt

Receipt ID: rcpt_bca0c74b815604e8
Output Hash: d89721b32d6347bda771d989ee91f831281e43f798ef7d6d5376f15e5030aecc
Signature: ed25519:0bb66327444f5112af8ca63b1987361face9c621cb0e4bad627e77da99b3c63d7c6e27223973b349685b22c5ca90cf5ea58d359e447912415a77b90673e42905
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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