CONTINUOUS INTERNET TELEMETRY24H DRIFT4,605 material changesacross 4,246 domains · 24h to ~2h ago · -4,158 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

zehndergroup.com

Observed Aug 3, 2026, 03:54 UTC (2h 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.

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Up right now
Email byMicrosoft 365
Secured byAmazon
Also usesDocuSignAtlassian
IPv6 · 5 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zehndergroup.com actually stands on - every host below is a signed observation
zehndergroup.com
A / AAAA
3.166.96.553.166.96.273.166.96.243.166.96.32+8 more
2600serves the site
NS
ns10.managed-ip.comns12.managed-ip.infons9.managed-ip.comns11.managed-ip.info
managed-ip.com + managed-ip.infoanswers its DNS
MX
zehndergroup-com.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.zehnder-systems.de
Amazonissued its certificate

DNS Records

A 4

  • 3.166.96.55
  • 3.166.96.27
  • 3.166.96.24
  • 3.166.96.32

AAAA 8

  • 2600:9000:2798:5000:9:4467:6340:93a1
  • 2600:9000:2798:9600:9:4467:6340:93a1
  • 2600:9000:2798:3c00:9:4467:6340:93a1
  • 2600:9000:2798:800:9:4467:6340:93a1
  • 2600:9000:2798:cc00:9:4467:6340:93a1
  • 2600:9000:2798:5a00:9:4467:6340:93a1
  • 2600:9000:2798:fc00:9:4467:6340:93a1
  • 2600:9000:2798:400:9:4467:6340:93a1

MX 1

  • 10zehndergroup-com.mail.protection.outlook.com

TXT 6

  • anthropic-domain-verification-2kcqsg=DBaX9svkS6w6Cr2K6QIJgAvcZ
  • sending_domain907762=dda775e568fff1747dcb132f30a2390482ffb546d320f647c37e191cb618f1e8
  • 3f331bfd4d5e9282df06be05a26e40d4ed07b430c1a895b407
  • atlassian-domain-verification=c4XA4b0WeG20WpH/cHBxEcgxT9my7BuWv8h4JfANROgAREI/Eoq5DBmaD/dATqu6
  • docusign=e0d12aeb-da4b-461c-b042-17c975fa144d
  • v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:_u.zehndergroup.com._spf.dmarclc.com -all

NS 4

  • ns10.managed-ip.com
  • ns12.managed-ip.info
  • ns9.managed-ip.com
  • ns11.managed-ip.info

SOA 1

  • ns9.managed-ip.com domainadmin.managed-ip.com

DMARC_RECORDS 1

  • v=DMARC1; p=none; rua=mailto:f1156d50f7a7709@rep.dmarcanalyzer.com; ruf=mailto:f1156d50f7a7709@for.dmarcanalyzer.com; sp=none; fo=1;

TLS Certificates (3)

Common NameIssuerExpires
www.zehnder-systems.de C=US, O=Amazon, CN=Amazon RSA 2048 M04 Wed, 16 Dec 2026 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 (5)

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.

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Ed25519 Receipt

Receipt ID
rcpt_d349f3bf8cf1a517
Output Hash
80ddeb6baa267e338c7a674c6ff5aeca64eed98c0dc46de3a34a52e0cfdd108a
Signature
ed25519:e03570e6b6837d0f29e63b726bf07134e5e11845a29a01259d17f2b0736b12a82bc90548fe88823d4e6c13d9762aa264e4f6d8b837b9c6cf10f0efdc62c5b00e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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