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


Global Bitcoin nodes by city

13669 cities with their respective number of global IPv4/IPv6 Bitcoin nodes as of Wed Jul 9 20:00:00 2025 EDT.

Window size: 90-day

NODES612896
COUNTRIES175
CITIES13669
ASNS3264
SERVICES6
PORT NUMBERS629

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RANKCITYNODES
51Greece Athens
1712 (0.29%)
52United States Phoenix
1710 (0.29%)
53United States Craig
1697 (0.29%)
54United States San Jose
1657 (0.28%)
55Canada Vancouver
1569 (0.27%)
56United States Houston
1528 (0.26%)
57United States Austin
1422 (0.24%)
58Australia Perth
1404 (0.24%)
59Argentina Buenos Aires
1403 (0.24%)
60Germany Hanover
1343 (0.23%)
61Brazil Belo Horizonte
1338 (0.23%)
62United Kingdom Manchester
1323 (0.23%)
63Germany Kleinmachnow
1315 (0.22%)
64United States Las Vegas
1310 (0.22%)
65United Arab Emirates Dubai
1309 (0.22%)
66Italy Bologna
1304 (0.22%)
67Italy Turin
1300 (0.22%)
68Malaysia Kuala Lumpur
1283 (0.22%)
69Germany Leipzig
1276 (0.22%)
70Germany Düsseldorf
1265 (0.22%)
71Hong Kong Hong Kong
1214 (0.21%)
72Brazil Rio de Janeiro
1208 (0.21%)
73Croatia Zagreb
1187 (0.20%)
74Germany Augsburg
1184 (0.20%)
75India Bengaluru
1178 (0.20%)

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This page reports the estimated size of the Bitcoin peer-to-peer network including both reachable and unreachable nodes, i.e. global nodes. Unlike the low churn rate estimation method for reachable nodes (see the latest snapshot here), the method for this report can only provide a rough estimation and does not filter out potentially spurious nodes that may be gossiped by non-standard/spam/malicious peers.

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. A snapshot with window size of 1 day will include all nodes by IP addresses with timestamps less than 1 day old. The timestamp for a node here refers to the time when its peer last connects to it. If you turn on your Bitcoin node for only a few minutes anytime during the last 24 hours, it will be included in the latest snapshot with a window size of 1 day.

Multiple nodes from the same IP address, but different port numbers are counted as one node in this report. A larger window size may increase the likelihood of the same node being counted more than once due to e.g. IP lease renewal.

A Bitcoin node may be unreachable for several reasons. It may be configured by the operator to only attempt to make outgoing connections or it may be located behind corporate/ISP firewalls or NAT. A node could also become temporarily unreachable if it has hit its maximum allowed connections or if it is in the process of syncing up to the latest blocks. As it is impossible to connect to an unreachable node directly, we cannot reliably confirm the true existence of an unreachable node, hence the rough estimation.


Join the Network

Be part of the Bitcoin network by running a Bitcoin full node, e.g. Bitcoin Core.

Use this tool to check if your Bitcoin client is currently accepting incoming connections from other nodes. Port must be between 1024 and 65535.