The primary purpose of FacebookExternalHit is to crawl the content of an app or website that was shared on one of Meta’s family of apps, such as Facebook, Instagram, or Messenger. The link might have been shared by copying and pasting or by using the Facebook social plugin. This crawler gathers, caches, and displays information about the app or website such as its title, description, and thumbnail image.
- Category
- Page Preview
- Operator
- Meta