A: No. The "View As" feature only shows you what your profile looks like to the public or specific friends. It does not log who looks at you.
Facebook strictly prohibits scraping public pages without permission (violates their Terms of Service, Computer Fraud and Abuse Act in the US, and GDPR in Europe). This guide is for educational purposes only to demonstrate web automation, API rate limiting, and data parsing. Do not deploy this against Facebook's live servers without written authorization.
Paste it into the box on your Facebook Page.
to see aggregate data, such as general viewer demographics (age, location, gender) and "Reach" metrics. Alibaba.com 2. Building and Managing Page Viewers
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