proofpoint.de

Observed 2026-07-14T06:54:17.868Z (4h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

IPv6 · 1 subdomain · push_legacy

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

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

proofpoint.de

A / AAAA

45.60.151.20745.60.171.2072a02:e980:e6::cf2a02:e980:13e::cf

Cloudflareserves the site

pdns99.ultradns.bizns1.proofpoint.compdns99.ultradns.netns3.proofpoint.com+2 more

ultradns.biz + proofpoint.com + moreanswers its DNS

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.proofpoint.com/

HTTP status301

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time165 ms

DNS resolutionNOERROR

Redirect chain

https://www.proofpoint.com/

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

45.60.151.207
45.60.171.207

AAAA 2

2a02:e980:e6::cf
2a02:e980:13e::cf

TXT 1

v=spf1 -all

NS 6

pdns99.ultradns.biz
ns1.proofpoint.com
pdns99.ultradns.net
ns3.proofpoint.com
pdns99.ultradns.com
pdns99.ultradns.org

SOA 1

ns1.proofpoint.com ops.proofpoint.com

CAA 2

issue thawte.com
issue comodo.com

TLS Certificates (0)

None.

Subdomains (1)

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

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

Ed25519 Receipt

Receipt ID: 123cb7a6-3840-43fd-bb2f-ac02f09de008
Output Hash: 4756ab4236da70b902909662da445f99381dd6408420f645f093b80e52a74cd9
Signature: ed25519:3bfbcd7120942c8b2fe2652ee9577e446ba2d15e28f6e00fe88dd512a8c0eee78eda88c5b83ac7db7370076e3b1012d2eea9a85027b3847c68264cf3f560b60a
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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