Hosted polyfill script.
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JavaScript Libraries and Functions · JavaScript Library
Get access to data on 310,432 websites that are Polyfill IO Customers. We know of 91,534 live websites using Polyfill IO and an additional 218,898 sites that used Polyfill IO historically and 56,328 websites in the United States.
Get a list of 310,432 websites using Polyfill IO which includes location information, hosting data, contact details, 91,534 currently live websites and an additional 242,902 domains that redirect to sites in this list. 218,898 sites that used this technology previously and 56,328 websites in the United States currently using Polyfill IO.