proofpoint.nl

Observed Jul 18, 2026, 03:38 UTC (4d 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.

Verify this receipt yourself + Watch this domain

Not responding

Runs onIncapsula

IPv6 · push_legacy

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

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

proofpoint.nl

A / AAAA

45.60.171.20745.60.151.2072a02:e980:e6::cf2a02:e980:13e::cf

Incapsulaserves the site

pdns99.ultradns.bizns3.proofpoint.comns1.proofpoint.compdns99.ultradns.net+2 more

ultradns.biz + proofpoint.com + moreanswers its DNS

HTTPS probe

server_error Server error (5xx) 525 Server Error

HTTP status525

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time469 ms

DNS resolutionNOERROR

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

DNS Records

A 2

45.60.171.207
45.60.151.207

AAAA 2

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

TXT 1

v=spf1 -all

NS 6

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

SOA 1

ns1.proofpoint.com ops.proofpoint.com

TLS Certificates (0)

None.

Subdomains (1)

www.proofpoint.nl

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

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

Ed25519 Receipt

Receipt ID: rcpt_8280c1417ece019a
Output Hash: 8bb899af10a4186eeef836fe5824116c1a143b1931048d07213e2df677264941
Signature: ed25519:1411fcb76f2dd25972f4711b0a9a272a474326e7dd4d8fc37094222eceed544c64648a9da390fb7cc2bd5955ed299862efc6d2b3eaedecedd6520ab8e5e63e0f
Public Key: ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent: (genesis)
Plane: fast

Verify this in your browser

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