What powers cdg.ac.at?

Last seen Aug 2026 · 2 technologies across 2 categories

Security

reCAPTCHA
since Jan 2026

Webmail

Microsoft 365
since Aug 2022

AI Crawlers

Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Search and AI assistants

  • PetalBot Blocked

The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

1 of 33 AI crawlers blocked

Full breakdown

Audience

  • 53% desktop
  • 47% phone
  • Austria

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

4.75 / 10 · ranked #278,527 of all domains

145 referring domains · OpenPageRank

Core Web Vitals

LCP0.7 s
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • Weight: 0.5 MB · 9 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • Christian Doppler Research Association
  • Founded: 2000
  • Country: Austria

From Wikidata (CC0).

Infrastructure

  • Hosted on LINK11 Link11 GmbH (128.65.210.223)
  • DNS: link11.de
  • Email: Microsoft 365
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Sectigo, RSA 2048, wildcard, expires Jan 2027
  • Common Crawl link graph: rank 592,362, 3 hosts
  • Verified with: Atlassian, Brevo, Google, Microsoft 365

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

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