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 1,710,269 websites that are selectivizr Customers. We know of 284,243 live websites using selectivizr and an additional 1,426,026 sites that used selectivizr historically and 125,541 websites in the United States.
Get a list of 1,710,269 websites using selectivizr which includes location information, hosting data, contact details, 284,243 currently live websites and an additional 193,242 domains that redirect to sites in this list. 1,426,026 sites that used this technology previouslyand 125,541 websites in the United States currently using selectivizr.
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