selectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.
https://selectivizr.com/
JavaScript Libraries and Functions · Compatibility
Get access to data on 1,956,401 websites that are selectivizr Customers. We know of 514,989 live websites using selectivizr and an additional 1,441,412 sites that used selectivizr historically and 249,696 websites in the United States.
Get a list of 1,956,401 websites using selectivizr which includes location information, hosting data, contact details, 514,989 currently live websites and an additional 331,296 domains that redirect to sites in this list. 1,441,412 sites that used this technology previously and 249,696 websites in the United States currently using selectivizr.
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