Websites using Polyfill 1
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.
45 live Polyfill 1 sites, ready to export.
That's how many Polyfill 1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Polyfill 1 website we detected in the United States.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Polyfill 1 websites on .com domains.
Only sites where an organisation phone number was found.
Websites Using Polyfill 1
A sample of live Polyfill 1 sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| impe.fi | September 26, 2026 | |
| rachelboillot.com | August 18, 2026 | |
| primebeef.ru | August 17, 2026 | |
| biocatnet.de | August 17, 2026 | |
| krymski.com | August 17, 2026 | |
| cryoinnovations.com | August 17, 2026 | |
| odasco.com | August 17, 2026 | |
| youlnk.in | August 16, 2026 | |
| sero.cash | August 16, 2026 | |
| pivotsciedit.com | August 15, 2026 |
How many websites use Polyfill 1?
We found Polyfill 1 on 45 websites in our September 2026 crawl, across 17 countries.
Which countries use Polyfill 1 the most?
By number of websites, the top countries are United States (22%, 10 sites), Germany (11%, 5 sites), South Korea (9%, 4 sites), Russia (7%, 3 sites) and Belgium (4%, 2 sites). Together they account for 53% of the 45 Polyfill 1 sites we track. 36% of the sites are in English, and .com is the most used domain ending, on 42% of them.
Where are Polyfill 1 websites hosted?
The networks carrying the most Polyfill 1 sites are Amazon.com, Inc. (9 sites), DigitalOcean, LLC (3 sites) and Fastly, Inc. (3 sites).
What technologies are used with Polyfill 1?
Across the 45 Polyfill 1 sites we track, the technologies most often found alongside it are jQuery (56%, 25 sites), Nginx (42%, 19 sites), PHP (40%, 18 sites), Cloudflare (29%, 13 sites) and Google Hosted Libraries (29%, 13 sites).
Breakdown of Polyfill 1 websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
jQuery | 25 |
Nginx | 19 |
PHP | 18 |
Cloudflare | 13 |
Google Hosted Libraries | 13 |
cdnjs | 11 |
| HSTS | 10 |
Modernizr | 9 |
Apache HTTP Server | 8 |
Google Analytics | 8 |
Bootstrap | 7 |
Google Tag Manager | 7 |
Laravel | 7 |
Ubuntu | 6 |
jsDelivr | 6 |
Amazon Web Services | 5 |
Google Maps | 5 |
reCAPTCHA | 5 |
Amazon S3 | 4 |
MySQL | 4 |
WordPress | 4 |
Yoast SEO | 4 |
YouTube | 4 |
|
jQuery CDN | 4 |
jQuery UI | 4 |
| Language | Sites |
|---|---|
| English | 16 |
| Korean | 4 |
| Russian | 4 |
| Polish | 3 |
| Finnish | 2 |
| Italian | 2 |
| Japanese | 2 |
| Spanish | 2 |
| Chinese | 2 |
| Bosnian | 1 |
| German | 1 |
| Latin | 1 |
| Dutch | 1 |
| Tagalog | 1 |
| ASN | Sites |
|---|---|
| Amazon.com, Inc. | 9 |
| DigitalOcean, LLC | 3 |
| Fastly, Inc. | 3 |
| Hetzner Online GmbH | 3 |
| Cesena Net S.r.l. | 2 |
| Hangzhou Alibaba Advertising Co.,Ltd. | 2 |
| Jsc timeweb | 2 |
| AMAZON-02 | 1 |
| AMAZON-AES | 1 |
| CLOUDFLARENET | 1 |
| Cloudflare, Inc. | 1 |
| Combell NV | 1 |
| Domain names registrar REG.RU, Ltd | 1 |
| GOPAS Solutions GmbH | 1 |
| GitHub, Inc. | 1 |
| Hostinger International Limited | 1 |
| Hurricane Electric LLC | 1 |
| IONOS SE | 1 |
| Jsc ru-center | 1 |
| Korea Telecom | 1 |
| LEASEWEB SINGAPORE PTE. LTD. | 1 |
| Leaseweb Deutschland GmbH | 1 |
| Leaseweb USA, Inc. | 1 |
| Namecheap, Inc. | 1 |
| OVH SAS | 1 |
| TLD | Sites |
|---|---|
| com | 19 |
| kr | 4 |
| be | 2 |
| de | 2 |
| org | 2 |
| ru | 2 |
| uk | 2 |
| cash | 1 |
| co | 1 |
| corsica | 1 |
| fi | 1 |
| im | 1 |
| in | 1 |
| io | 1 |
| jp | 1 |
| net | 1 |
| press | 1 |
| travel | 1 |
| ua | 1 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 10 |
| 🇩🇪 Germany | 5 |
| 🇰🇷 South Korea | 4 |
| Unknown | 4 |
| 🇷🇺 Russia | 3 |
| 🇧🇪 Belgium | 2 |
| 🇨🇳 China | 2 |
| 🇬🇧 United Kingdom | 2 |
| 🇮🇹 Italy | 2 |
| 🇯🇵 Japan | 2 |
| 🇸🇬 Singapore | 2 |
| 🇦🇩 Andorra | 1 |
| 🇦🇷 Argentina | 1 |
| 🇫🇮 Finland | 1 |
| 🇫🇷 France | 1 |
| 🇮🇲 Isle of Man | 1 |
| 🇮🇳 India | 1 |
| 🇺🇦 Ukraine | 1 |
FAQ
Answers drawn from our latest crawl of Polyfill 1 websites. Anything else, email us and we will look it up.
Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.