What powers slippery.nl?
Last seen Aug 2026 · 20 technologies across 15 categories
Analytics
Google Analytics
since Jan 2019
CDN
jsDelivr
since Dec 2024
Cookie compliance
Cookie Script
since Aug 2025
Databases
MySQL
since Jan 2019
Ecommerce
Font scripts
Google Font API
since Dec 2024
JavaScript frameworks
JavaScript libraries
Payment processors
PayPal
since Feb 2022
Personalisation
Clerk.io
since May 2021
Programming languages
PHP
since Jan 2019
Reviews
Trustpilot
since Apr 2021
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Tailwind CSS
since Dec 2024
Web servers
Nginx
since Jan 2019
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 85% phone
- 15% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.26 / 10 · ranked #9,170,485 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 3.5 MB · 74 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Clerk.io Jul 2026
- detected lit-element Jul 2026
- detected lit-html Jul 2026
- dropped Doofinder Nov 2025