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 1,682,661 websites that are selectivizr Customers. We know of 292,912 live websites using selectivizr and an additional 1,389,749 sites that used selectivizr historically and 130,720 websites in the United States.
Get a list of 1,682,661 websites using selectivizr which includes location information, hosting data, contact details, 292,912 currently live websites and an additional 187,636 domains that redirect to sites in this list. 1,389,749 sites that used this technology previouslyand 130,720 websites in the United States currently using selectivizr.
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