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


Global Bitcoin nodes by city

13455 cities with their respective number of global IPv4/IPv6 Bitcoin nodes as of Wed Apr 2 20:00:00 2025 EDT.

Window size: 90-day

NODES540320
COUNTRIES183
CITIES13455
ASNS3777
SERVICES6
PORT NUMBERS596

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RANKCITYNODES
51Uruguay Montevideo
1511 (0.29%)
52Sweden Stockholm
1492 (0.29%)
53Belgium Brussels
1487 (0.29%)
54Portugal Lisbon
1478 (0.29%)
55Czechia Prague
1471 (0.28%)
56China Shenzhen
1437 (0.28%)
57Canada Vancouver
1404 (0.27%)
58China Changsha
1358 (0.26%)
59China Hangzhou
1276 (0.25%)
60United States Houston
1275 (0.25%)
61China Xiangtan
1266 (0.25%)
62United Arab Emirates Dubai
1245 (0.24%)
63Germany Dresden
1222 (0.24%)
64Germany Leipzig
1198 (0.23%)
65Germany Falkenstein
1173 (0.23%)
66United States Austin
1154 (0.22%)
67United States Las Vegas
1128 (0.22%)
68Brazil Belo Horizonte
1068 (0.21%)
68New Zealand Auckland
1068 (0.21%)
69Canada Calgary
1066 (0.21%)
70China Nanchang
1049 (0.20%)
71United Kingdom Manchester
1043 (0.20%)
72United States Salt Lake City
1030 (0.20%)
73Argentina Buenos Aires
1028 (0.20%)
74Croatia Zagreb
976 (0.19%)

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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.