What powers zdi-portal.de?
Last seen Jun 2026 · 43 technologies across 22 categories
Accessibility
Caching
CMS
Databases
Font scripts
Hosting panels
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
Security
SEO
UI frameworks
Video players
Web servers
Webmail
WordPress plugins
WordPress themes
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| science league | #66 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.36 / 10 · ranked #177,446 of all domains
187 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
1 keywords in Google's top 30
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German
- Weight: 2.3 MB · 92 requests
- WordPress theme: twentytwentyone (child: twentytwentyone-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.zdi-portal.de | 29 |
| zdi-portal.de | 27 |
Full technology history →
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Recent changes
- dropped Matomo Analytics May 2026
- detected Vue.js Apr 2026