_fbc

This page describes common technical behavior for one cookie or vendor family. It is not legal advice, and it is not a compliance verdict.

What this is

_fbc is a cookie commonly associated with Meta Pixel. Meta Pixel commonly sends ad-conversion or retargeting signals (page views, events, or hashed identifiers) to its advertising endpoints. What leaves the browser depends on the pixel setup.

Related service or category

Meta Pixel

When it may load

Meta Pixel may load when the page opens, before a visitor makes a consent choice. Your consent setup determines whether it waits.

Plugins active when we detected this service

These links show where we detected the service before consent. They do not prove the plugin loaded it or that this cookie was set. Open a profile for the test setup and date.

Vendor directory

Open the Meta Pixel vendor page

Domains we look for

facebook.net
facebook.com
fbcdn.net

Practical next step

Find where Meta Pixel is added, such as your theme, plugin, tag manager, or hosting provider. Keep it, delay it until after a consent choice, or remove it. Then scan the same URL again.

Check your own site

Run a free Leak Finder scan. If this cookie or vendor appears on the scanned page, it can show up in your report.

Scan your site for _fbc