What powers backwards-compatible.com?
Last seen Jun 2026 · 17 technologies across 12 categories
Advertising
Google AdSense
since Mar 2021
Analytics
Google Analytics
since Mar 2021
CDN
jQuery CDN
since Feb 2022
Unpkg
since Jul 2021
CMS
ProcessWire
since Jun 2022
Font scripts
Google Font API
since Nov 2024
Typekit
since Mar 2021
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Jun 2022
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Mar 2021
Web servers
LiteSpeed
since Mar 2021
Widgets
Patreon
since Jul 2021
Audience
- 64% phone
- 36% desktop
United States
India
Germany
United Kingdom
Brazil
France
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.19 / 10 · ranked #3,115,245 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 4.2 MB · 118 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Google Font API Nov 2025