SEO based plugins from Yoast.
https://yoast.com/wordpress/seo/
Widgets · WordPress Plugins
Get access to data on 21,472,492 websites that are Yoast Plugins Customers. We know of 10,219,748 live websites using Yoast Plugins and an additional 11,252,744 sites that used Yoast Plugins historically and 1,443,284 websites in the United States.
Yoast Plugins websites that are also using other technologies.
Get a list of 21,472,492 websites using Yoast Plugins which includes location information, hosting data, contact details, 10,219,748 currently live websites and an additional 1,411,312 domains that redirect to sites in this list. 11,252,744 sites that used this technology previously and 1,443,284 websites in the United States currently using Yoast Plugins.
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