Website access.
Like most internet services, the hosting layer may retain ordinary request logs such as time, requested URL, user agent and network address for security and reliability. Bitnodes does not use those logs to build visitor profiles.
Local preferences.
The theme toggle stores bitnodes-theme in your browser's local storage. It is not transmitted as an advertising identifier.
External links.
Links to BTC Nodes, X, GitHub and archive services are governed by those services' own privacy practices.