The “Traffic Share by Domain” report shows you the domains that get the most organic traffic for up to:

The "Traffic Share by Domain" report in Ahrefs' Keywords Explorer allows you to analyze the organic traffic distribution among competing domains for a specific set of keywords. This report is designed to provide insights into market share and competitive landscapes. Ahrefs states that this report can display data for up to 10,000 keywords. This limit ensures that the report remains performant and provides actionable data without being overwhelmed by an excessively large dataset, which would be less practical for competitive analysis. Options like 10, 1,000, or 5,000 keywords are incorrect as they do not match the documented capacity of the feature.