What powers zwifthub.com?
Last seen Aug 2026 · 13 technologies across 11 categories
Advertising
Google AdSense
since Jun 2020
Analytics
Google Analytics
since May 2020
Cookie compliance
Quantcast Choice
since Aug 2020
Databases
Firebase
since Sep 2022
Development
JSS
since Feb 2022
Font scripts
Google Font API
since May 2020
Hosting
GoDaddy
since Mar 2024
JavaScript frameworks
React
since May 2022
Miscellaneous
Security
HSTS
since Sep 2022
UI frameworks
MUI
since Apr 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 58% desktop
- 42% phone
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.05 / 10 · ranked #11,726,816 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 150 ms |
| CLS | 0.35 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 3.8 MB · 265 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.