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Ask HN: So what happened to Facebook "localhost" tracking?

Hacker News Thursday 04 June 2026, 12:32 UTC By juliusceasar 1 min read
Key Points

> UPDATE: As of June 3rd 7:45 CEST, Meta/Facebook Pixel script is no longer sending any packets or requests to localhost. The code responsible for sending the _fbp cookie has been almost completely removed. Yandex has also stopped the practice we describe below.

> UPDATE: As of June 3rd 7:45 CEST, Meta/Facebook Pixel script is no longer sending any packets or requests to localhost. The code responsible for sending the _fbp cookie has been almost completely removed. Yandex has also stopped the practice we describe below.
Facebook (ORG) Meta/Facebook Pixel (ORG) Yandex (ORG)
Originally published by Hacker News Read original →

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