What powers derkern.at?
Last seen Jun 2026 · 15 technologies across 12 categories
CMS
Databases
MySQL
since Mar 2022
Font scripts
Twitter Emoji (Twemoji)
since Mar 2022
Hosting
World4You
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2022
RSS
since Dec 2022
Performance
LazySizes
since Aug 2022
Priority Hints
since Sep 2023
Programming languages
PHP
since Mar 2022
SEO
Yoast SEO
since Mar 2022
Video players
Web servers
Apache HTTP Server
since Mar 2022
WordPress plugins
Audience
Austria
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.80 / 10 · ranked #16,587,408 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German
- Weight: 0.7 MB · 26 requests
- WordPress theme: enfold (child: derkern) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Chart.js Nov 2025
- dropped lit-element Nov 2025
- dropped lit-html Nov 2025
- dropped Underscore.js Nov 2025