CONTINUOUS INTERNET TELEMETRY24H DRIFT39,267 material changesacross 37,658 domains · 24h to ~45m ago · -1,593 vs yesterdayNOW555 curated domains not reachablelast probe, steadySITE ERRORS34,567 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,805 sites429 rate-limit / 403 bot-block, a posture signal

zeiss.ca

Observed Jul 26, 2026, 09:58 UTC (7d 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
Secured byLet's Encrypt
Also usesFacebook/MetaGoogle Search Console
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zeiss.ca actually stands on - every host below is a signed observation
zeiss.ca
A / AAAA
23.207.202.7023.207.202.482600:1408:ec00:36::1736:7f282600:1408:ec00:36::1736:7f2c
2600serves the site
NS
a7-64.akam.neta18-66.akam.neta26-67.akam.neta13-66.akam.net+2 more
akam.netanswers its DNS
MX
mx-in02.eu.retarus.commx-in01.eu.retarus.com
retarus.comreceives its email
TLS
zeiss.com.ar
Let's Encryptissued its certificate

DNS Records

A 2

  • 23.207.202.70
  • 23.207.202.48

AAAA 2

  • 2600:1408:ec00:36::1736:7f28
  • 2600:1408:ec00:36::1736:7f2c

MX 2

  • 10mx-in02.eu.retarus.com
  • 10mx-in01.eu.retarus.com

TXT 4

  • facebook-domain-verification=b0gcyfd71gbqx8hi1e3k3udl11w4em
  • zeiss.caTXTgoogle-site-verification=EwOmG3lYXYkoTNyblVZIsbC8cfSMc9V410Cr48uB0Io
  • v=spf1 -all
  • v=DMARC1;p=reject;sp=reject;aspf=s;adkim=s

NS 6

  • a7-64.akam.net
  • a18-66.akam.net
  • a26-67.akam.net
  • a13-66.akam.net
  • a1-232.akam.net
  • a8-64.akam.net

SOA 1

  • a1-232.akam.net hostmaster.zeiss.com

TLS Certificates (3)

Common NameIssuerExpires
zeiss.com.ar C=US, O=Let's Encrypt, CN=YR1 Sun, 06 Sep 2026 05:50:04 +0000
YR1 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 (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 zeiss.ca. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_b8ac18ccecb44035
Output Hash
4b4a6ef82d7ba973693d98e373a909f890b06272837cb69878433a9286e316f5
Signature
ed25519:1912cff5d3537716e8402e09acbf542475a357f13b3c1a5d0b0f9e8c8f3512d6e725f1c67290ed242ca2bbfa2735b36d08ac0e983d84b6e06de1330f3672e50d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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