Facebook — What It Is and How to Handle It
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.
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.
Operator: Meta | Type: Preview | Category: Preview
Facebook is classified as preview. Use Centinel to monitor its behavior and decide whether to allow, block, challenge, or monetize its access to your content.
Centinel automatically detects Facebook using behavioral fingerprinting. When detected, you can allow it, block it, challenge it with an interstitial page, or set a per-request licensing fee — all enforced in real-time with under 2ms latency.