Implementation of Facebook SDK Connect from 2014.
https://developers.facebook.com/
JavaScript Libraries and Functions · JavaScript Library
Get access to data on 68,977 websites Facebook SDK 2014 Customers. We know of 6,467 live websites using Facebook SDK 2014 and an additional 62,510 sites that used Facebook SDK 2014 historically and 2,218 websites in the United States.
Get a list of 68,977 websites using Facebook SDK 2014 which includes location information, hosting data, contact details, 6,467 currently live websites and an additional 1,490 domains that redirect to sites in this list. 62,510 sites that used this technology previouslyand 2,218 websites in the United States currently using Facebook SDK 2014.
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