zum.de

Observed 2026-07-18T13:32:53.307401474+00:00 (3h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onHetzner Online

Secured byLet's Encrypt

1 subdomain · tranco_40k

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

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

zum.de

A / AAAA

46.4.65.203

Hetzner Onlineserves the site

ns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.com

first-ns.de + second-ns.de + moreanswers its DNS

zumserver.zum.demail.zum.de

zum.dereceives its email

TLS

www.zum.de

Let's Encryptissued its certificate

DNS Records

A 1

46.4.65.203

MX 2

10zumserver.zum.de
5mail.zum.de

TXT 3

_acme-challenge.zum.de=tvGkjf0_KK1Jku6woc6eYyH7UluTc9gg5HKU3JFcUiY
v=spf1 mx a ip4:46.4.65.203/32 mx:metis.zum.de mx:zumserver.zum.de ip4:88.99.253.153/32 ip4:116.202.233.184/32 ip4:168.119.145.97/32 ip6:2a01:4f8:251:85d::2 ip4:176.9.48.202 ip6:2a01:4f8:150:64c5::2 mx:mail.zum.de -all
v=DMARC1;p=none

NS 3

ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com

SOA 1

ns1.first-ns.de dns.hetzner.com

TLS Certificates (3)

Common Name	Issuer	Expires
`www.zum.de`	C=US, O=Let's Encrypt, CN=YR2	Sun, 20 Sep 2026 08:08:33 +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)

www.zum.de

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 zum.de. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: ede5226e-7163-479d-a078-fc3edf9f1aea
Output Hash: ce3c025d558dea011069cfece2f48dbf979596bdc39e8b83419796f95887e8c6
Signature: ed25519:9d3ed7fff9054f31844361f691c675c18d3c81b90ee5475491091283b189d6dd6dd93e42dccdbf7557dc990a44369dc96cf649622d831b7cee709c2132ffbe09
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/zum.de