Sometime in 2020, the Chinese website QQ suffered a data breach (Or was scraped). The attack led to the exposure of data including QQ Identifiers (User IDs) and Phone Numbers. In total, 719 million users were affected.
Fields count statistics
Numbers may not be precise, a precision threshold of 100 is used to determine if a field is unique.
Only the top 100 values are displayed in the chart.
Values with less than 100 occurrences are not displayed.