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PropertyData for May 2026
knowsAbout
Estimated domains
100K - 1M
Description
Of a Person, and less typically of an Organization, to indicate a topic that is known about - suggesting possible expertise but not implying it. We do not distinguish skill levels here, or relate this to educational content, events, objectives or JobPosting descriptions.
Definition from the Schema.org vocabulary (English).
Trend over time
At least two months are needed to show a trend. The series will grow with every monthly update.
Used on types
Tiers indicate the number of unique domains using the term. They are intentionally approximate to reduce noise and protect site privacy. How to read the data.