What powers zef.de?
Last seen Jun 2026 · 24 technologies across 16 categories
CMS
Comment systems
Databases
Font scripts
JavaScript graphics
JavaScript libraries
Maps
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
Rich text editors
Security
Web servers
WordPress themes
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| httpswww.zeff de | #1 | 30 |
| zef | #81 | 14 |
| joachim von braun | #8 | 1 |
| reliefweb south sudan vacancies | #21 | 0 |
| reliefweb jobs in south sudan | #20 | 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
- 54% desktop
- 46% phone
Pakistan
Nigeria
India
Germany
United Kingdom
Italy
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.97 / 10 · ranked #112,084 of all domains
325 referring domains · OpenPageRank
Search traffic
45 est. monthly organic visits (US)
5 keywords in Google's top 30
Core Web Vitals
| LCP | 4 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 2.2 MB · 34 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.zef.de | 14 |
| blog.zef.de | 12 |
Full technology history →
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Recent changes
- dropped Bootstrap Nov 2025
- dropped Modernizr Nov 2025
- dropped Nginx Nov 2025
- dropped TYPO3 CMS Nov 2025
- detected core-js Oct 2025
- detected Dropzone Oct 2025
- detected HSTS Oct 2025
- detected jQuery UI Oct 2025
- detected LazySizes Oct 2025
- detected MathJax Oct 2025
- detected Open Graph Oct 2025
- detected Plone Oct 2025
- detected Python Oct 2025
- detected TinyMCE Oct 2025
- dropped Font Awesome Sep 2025
- dropped Google Analytics Sep 2025
- dropped Twitter Emoji (Twemoji) Sep 2025
- dropped Webpack Sep 2025