Bitnodes estimates the size of the Bitcoin peer-to-peer network by finding all of its reachable and unreachable nodes. The current methodology involves sending getaddr messages recursively to find …

Real-time map of reachable nodes in the Bitcoin network discovered by the Bitnodes crawler.

Port must be between 1024 and 65535. Start a Bitcoin full node on your computer to help validate and relay Bitcoin blocks and transactions by running this command: $ curl https://bitnodes.io/install-full …

Bitnodes crawler captures these nodes from the addr messages returned by all the reachable nodes. Each snapshot or data point in this report represents a rolling window.

bitnodes Network map of reachable IPv4 and IPv6 nodes in the Bitcoin network as of Tue Feb 17 05:46:54 2026 UTC.

Leaderboard for reachable nodes in the Bitcoin peer-to-peer network ranked according to their Peer Index (PIX).

Nov 21, 2025 · The Bitnodes project maintains both a relatively accurate estimation of the reachable nodes with a low churn rate and a rough estimation of the global nodes that includes reachable and …

API endpoints to access Bitnodes data are available for public use without any authentication required.

Bitnodes crawler captures these nodes from the addr messages returned by all the reachable nodes. Each snapshot or data point in this report represents a rolling window.

Bitnodes estimates the size of the Bitcoin peer-to-peer network by finding all of its reachable and unreachable nodes.