What powers zummerbuhne.nl?
Last seen Aug 2026 · 17 technologies across 10 categories
Advertising
Analytics
Font scripts
JavaScript libraries
Miscellaneous
Mobile frameworks
Security
Tag managers
UI frameworks
Web servers
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- AI2Bot Blocked
- Bytespider Blocked
- cohere-training-data-crawler Blocked
- FacebookBot Blocked
- ImagesiftBot Blocked
The other 28 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
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 86% phone
- 10% desktop
- 4% tablet
Netherlands
Germany
Türkiye
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.29 / 10 · ranked #1,143,787 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 2.3 MB · 62 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- detected AppNexus Jul 2026
- detected core-js Jul 2026
- detected Facebook Pixel Jul 2026
- detected FancyBox Jul 2026
- detected Google Font API Jul 2026
- detected Google Tag Manager Jul 2026
- detected HSTS Jul 2026
- detected jQuery Jul 2026
- detected Matomo Analytics Jul 2026
- detected Matomo Tag Manager Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected PWA Jul 2026
- detected Swiper Jul 2026
- detected Typekit Jul 2026
- detected Wink Jul 2026
- detected ZURB Foundation Jul 2026
- dropped Piwik PRO Core Apr 2026
- detected Matomo Analytics Mar 2026
- detected Matomo Tag Manager Mar 2026
- detected Wink Mar 2026