CONTINUOUS INTERNET TELEMETRY24H DRIFT39,267 material changesacross 37,658 domains · 24h to ~25m ago · -1,593 vs yesterdayNOW554 curated domains not reachablelast probe, steadySITE ERRORS34,566 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,805 sites429 rate-limit / 403 bot-block, a posture signal

zendesk.engineering

Observed Jul 27, 2026, 15:32 UTC (6d 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.

Up right now
Runs onCloudflare
Secured byGoogle Trust Services
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zendesk.engineering actually stands on - every host below is a signed observation
zendesk.engineering
A / AAAA
162.159.152.4162.159.153.4
Cloudflareserves the site
NS
ns5.markmonitor.comns4.markmonitor.comns2.markmonitor.comns6.markmonitor.com+3 more
markmonitor.comanswers its DNS
TLS
zendesk.engineering
Google Trust Servicesissued its certificate

DNS Records

A 2

  • 162.159.152.4
  • 162.159.153.4

NS 7

  • ns5.markmonitor.com
  • ns4.markmonitor.com
  • ns2.markmonitor.com
  • ns6.markmonitor.com
  • ns7.markmonitor.com
  • ns3.markmonitor.com
  • ns1.markmonitor.com

SOA 1

  • ns1.markmonitor.com hostmaster.markmonitor.com

TLS Certificates (3)

Common NameIssuerExpires
zendesk.engineering C=US, O=Google Trust Services, CN=WE1 Fri, 02 Oct 2026 21:13:22 +0000
WE1 C=US, O=Google Trust Services LLC, CN=GTS Root R4 Tue, 20 Feb 2029 14:00:00 +0000
GTS Root R4 C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA Fri, 28 Jan 2028 00:00:42 +0000

Subdomains (0)

None observed.

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

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

Ed25519 Receipt

Receipt ID
rcpt_695d57b0dcc7d9f2
Output Hash
07e88d3b07d9117fb1c96d126a2641882fa2826d3d0a65656d75418d03e25de3
Signature
ed25519:0a788d7075f36e584d9fc45f4067688cf8378dc91e12b7993f0c7c834c837c705f10ad9028befd094d3c59c7f74336fa43e1fac7c1e1c08c89dd01963cfd8d07
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser