keysight.com

Observed Jul 21, 2026, 19:13 UTC (10h 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

Guarded by a firewall

Runs onCloudflare

Email byProofpoint

Secured byAmazon

Registered withCSC Corporate Domains, Inc.

Also usesGoogle Search ConsoleAtlassian

1 subdomain · fortune_500

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

INFRASTRUCTURE MAPwhat keysight.com actually stands on - every host below is a signed observation

keysight.com

A / AAAA

52.27.67.20035.84.52.255

Cloudflareserves the site

ns3.keysight.compdns111.ultradns.bizpdns111.ultradns.compdns111.ultradns.net+1 more

keysight.com + ultradns.biz + moreanswers its DNS

mxa-003cac01.gslb.pphosted.commxb-003cac01.gslb.pphosted.com

Proofpointreceives its email

TLS

www.keysight.com

Amazonissued its certificate

DNS Records

A 2

52.27.67.200
35.84.52.255

MX 2

10mxa-003cac01.gslb.pphosted.com
10mxb-003cac01.gslb.pphosted.com

TXT 29

MS=ms13448721
MS=ms22695472
MS=ms74425658
MS=ms75418395
MS=ms93691955
855f4579-c145-44c9-aba6-e7f348313f2c
apple-domain-verification=ELoDVs9vbXXP199x
google-gws-recovery-domain-verification=57468945
amazonses:fqYcsLMBB7uXbWf2li+zPHhlKHvwYusVv1weGcOxb5U=
openai-domain-verification=dv-3NZmsuxJV5DdY5gFNM9LubOj

NS 5

ns3.keysight.com
pdns111.ultradns.biz
pdns111.ultradns.com
pdns111.ultradns.net
pdns111.ultradns.org

SOA 1

pdns111.ultradns.com hostmaster.keysight.com

SRV 4

dcosexpe1.keysight.com:5060 p0
dcosexpe1.keysight.com:5061 p0
c2s.keysight.com.webexconnect.com:5222 p5
s2s.keysight.com.webexconnect.com:5269 p5

TLS Certificates (3)

Common Name	Issuer	Expires
`www.keysight.com`	C=US, O=Amazon, CN=Amazon RSA 2048 M04	Thu, 28 Jan 2027 23:59:59 +0000
`Amazon RSA 2048 M04`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:26:35 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (1)

www.keysight.com

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

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

Ed25519 Receipt

Receipt ID: rcpt_8b3930022dfacb5d
Output Hash: 6ada19ce0c44b0a4e563c00052c127d4f6fbbcaaf29f6899d08f20e80bfb4131
Signature: ed25519:d3a369436b77b619b982c6513a84ffeb404edccb0e5854948107cd0fb76ad451950cff625cb7096285100da51a7715240ba4402e9969f628c06f04a80c35f008
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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