What powers doccheck.ag?
Last seen Aug 2026 · 11 technologies across 10 categories
CMS
TYPO3 CMS
since May 2019
Cookie compliance
CookieFirst
since Jan 2023
JavaScript libraries
Preact
since Jan 2023
Miscellaneous
Open Graph
since Sep 2022
Webpack
since Jul 2022
Programming languages
PHP
since May 2019
Tag managers
Google Tag Manager
since Jan 2022
UI frameworks
Tailwind CSS
since Apr 2022
Video players
Plyr
since Jul 2022
Web servers
Apache HTTP Server
since May 2019
Webmail
Microsoft 365
since Sep 2023
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.02 / 10 · ranked #1,554,444 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 10.2 MB · 45 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- DocCheck
- Founded: 1990
- Country: Antigua and Barbuda
From Wikidata (CC0).
Infrastructure
- Hosted on PIRONETNDH-AS CANCOM Managed Services GmbH (195.82.66.191)
- DNS: udag.de
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 11,582,534, 6 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.doccheck.ag | 10 |
| stellen.doccheck.ag | 3 |