JavaScript libraries
Visit polyfill.io
Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.
Polyfill 1 Complementary Technologies
Technologies frequently found with Polyfill 1.
Live Polyfill 1 Sites
18
Complementary Tech
63
Most Frequent Complementary Tech
Websites Using Polyfill 1
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| influentials.com | 🇺🇸 United States | Amazon.com, Inc. | February 14, 2026 |
| esprezzo.io | 🇺🇸 United States | Amazon.com, Inc. | February 13, 2026 |
| helloalgo.co.kr | 🇰🇷 South Korea | Amazon.com, Inc. | February 13, 2026 |
| nwmo.ca | 🇨🇦 Canada | Microsoft Corporation | February 13, 2026 |
| gateway3d.com | 🇬🇧 United Kingdom | Amazon.com, Inc. | February 8, 2026 |
| starratio.js.org | 🇺🇸 United States | Fastly, Inc. | February 8, 2026 |
| ssap.com.cn | 🇨🇳 China | Chinanet | February 8, 2026 |
| cryoinnovations.com | 🇺🇸 United States | Amazon.com, Inc. | February 8, 2026 |
| crowdlinker.com | 🇺🇸 United States | Cloudflare London, LLC | February 8, 2026 |
| gallant-man.ru | 🇷🇺 Russia | Domain names registrar REG.RU, Ltd | February 8, 2026 |
| bankon24.ru | 🇷🇺 Russia | OOO L-Telecom | February 7, 2026 |
| pan.press | 🇺🇸 United States | Amazon.com, Inc. | February 7, 2026 |
| excelente.travel | 🇷🇺 Russia | Jsc timeweb | February 7, 2026 |
| germanosleadership.com | 🇺🇸 United States | DigitalOcean, LLC | February 7, 2026 |
| biocatnet.de | 🇩🇪 Germany | Universitaet Stuttgart | February 7, 2026 |
| fiap.net | 🇩🇪 Germany | Leaseweb Deutschland GmbH | February 6, 2026 |
| starwarsgalaxy.co | 🇺🇸 United States | Amazon.com, Inc. | February 6, 2026 |
| impe.fi | 🇩🇪 Germany | Hetzner Online GmbH | February 6, 2026 |
Find Your Customers By Their Technologies
12,727,168 domains across 3,651 technologies. Ready for lead generation, market research, and security analysis.
Buy Now — $199.95 USDTop Polyfill 1 Identifiers
Who is using Polyfill 1 and where.
Countries
Top 5 most detected countries for Polyfill 1
ASNs
Top 5 most detected ASNs for Polyfill 1
Languages
Top 5 most detected Languages for Polyfill 1
TLDs
Top 5 most detected TLDs for Polyfill 1
Most Frequent Polyfill 1 Identifiers and Complementary Tech
Most frequently encountered identifiers for Polyfill 1 and its complementary technologies.
| Technology | Sites |
|---|---|
| Nginx | 10 |
| jQuery | 10 |
| PHP | 8 |
| Cloudflare | 6 |
| cdnjs | 6 |
| HSTS | 5 |
| Google Hosted Libraries | 5 |
| Amazon S3 | 4 |
| Laravel | 4 |
| Bootstrap | 4 |
| Amazon Web Services | 4 |
| Google Tag Manager | 4 |
| Google Analytics | 4 |
| jQuery CDN | 4 |
| Ubuntu | 3 |
| jsDelivr | 3 |
| Amazon CloudFront | 3 |
| Modernizr | 3 |
| Apache HTTP Server | 2 |
| RequireJS | 2 |
| jQuery UI | 2 |
| 1C-Bitrix | 2 |
| BootstrapCDN | 2 |
| HTTP/3 | 1 |
| WordPress | 1 |
| 1 | |
| MySQL | 1 |
| Mouse Flow | 1 |
| CNZZ | 1 |
| reCAPTCHA | 1 |
| Dexie.js | 1 |
| sidr | 1 |
| Akismet | 1 |
| Google AdSense | 1 |
| React | 1 |
| Google Font API | 1 |
| Stripe | 1 |
| GitHub Pages | 1 |
| AddThis | 1 |
| Plesk | 1 |
| Yoast SEO | 1 |
| OWL Carousel | 1 |
| Popper | 1 |
| List.js | 1 |
| FancyBox | 1 |
| bxSlider | 1 |
| Google Sign-in | 1 |
| Google Maps | 1 |
| GSAP | 1 |
| Lightbox | 1 |
| Language | Sites |
|---|---|
| English | 7 |
| Russian | 2 |
| Italian | 2 |
| Latin | 2 |
| Chinese | 1 |
| Tagalog | 1 |
| Korean | 1 |
| Norwegian Bokmål | 1 |
| Japanese | 1 |
| ASN | Sites |
|---|---|
| Amazon.com, Inc. | 7 |
| DigitalOcean, LLC | 2 |
| Microsoft Corporation | 1 |
| OOO L-Telecom | 1 |
| Jsc timeweb | 1 |
| Universitaet Stuttgart | 1 |
| Hetzner Online GmbH | 1 |
| Chinanet | 1 |
| Domain names registrar REG.RU, Ltd | 1 |
| Leaseweb Deutschland GmbH | 1 |
| Fastly, Inc. | 1 |
| TLD | Sites |
|---|---|
| com | 5 |
| ru | 2 |
| fi | 1 |
| ca | 1 |
| com.cn | 1 |
| press | 1 |
| js.org | 1 |
| co.kr | 1 |
| io | 1 |
| travel | 1 |
| de | 1 |
| net | 1 |
| co | 1 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 7 |
| 🇷🇺 Russia | 3 |
| 🇩🇪 Germany | 3 |
| 🇨🇦 Canada | 2 |
| 🇨🇳 China | 1 |
| 🇬🇧 United Kingdom | 1 |
| 🇰🇷 South Korea | 1 |