SEO based plugins from Yoast.
https://yoast.com/wordpress/seo/
Widgets · WordPress Plugins
Get access to data on 23,258,702 websites that are Yoast Plugins Customers. We know of 9,509,425 live websites using Yoast Plugins and an additional 13,749,277 sites that used Yoast Plugins historically and 1,354,813 websites in the United States.
Yoast Plugins websites that are also using other technologies.
Get a list of 23,258,702 websites using Yoast Plugins which includes location information, hosting data, contact details, 9,509,425 currently live websites and an additional 1,712,907 domains that redirect to sites in this list. 13,749,277 sites that used this technology previouslyand 1,354,813 websites in the United States currently using Yoast Plugins.
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