What powers isb.be?
Last seen Jun 2026 · 34 technologies across 17 categories
Advertising
Microsoft Advertising
since Feb 2025
Analytics
Cloudflare Browser Insights
since Jun 2021
Crazy Egg
since Feb 2019
Google Analytics
since Aug 2018
Hotjar
since Apr 2022
CDN
Cloudflare
since Aug 2019
Databases
Editors
Mailjet
since Aug 2022
JavaScript frameworks
JavaScript libraries
Htmx
since Nov 2025
libphonenumber
since Jun 2025
Lightbox
since Jul 2023
Preact
since Apr 2026
Selectize
since Nov 2022
Underscore.js
since Oct 2025
Miscellaneous
Operating systems
Windows Server
since Nov 2022
Programming languages
Java
since Sep 2021
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Aug 2018
Video players
VideoJS
since May 2026
Web frameworks
Microsoft ASP.NET
since Nov 2022
Web servers
Webmail
Apple iCloud Mail
since Jan 2023
Google Workspace
since Aug 2022
Audience
- 51% phone
- 49% desktop
Belgium
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #322,891 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 4.8 MB · 139 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.isb.be | 31 |
| web.isb.be | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped React May 2026
- detected VideoJS May 2026
- detected Preact Apr 2026
- detected Stimulus Mar 2026
- dropped core-js Nov 2025
- dropped Facebook Pixel Nov 2025
- detected Htmx Nov 2025
- dropped reCAPTCHA Nov 2025
- detected Backbone.js Oct 2025
- detected GSAP Oct 2025
- detected Issuu Oct 2025
- detected Underscore.js Oct 2025