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


Global Bitcoin nodes by city

6648 cities with their respective number of global IPv4/IPv6 Bitcoin nodes as of Thu Dec 26 19:00:00 2024 EST.

Window size: 1-day

NODES64113
COUNTRIES140
CITIES6648
ASNS2376
SERVICES6
PORT NUMBERS267

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RANKCITYNODES
100United States Piscataway
44 (0.09%)
101Belarus Minsk
43 (0.09%)
101The Netherlands Dronten
43 (0.09%)
102Serbia Belgrade
42 (0.08%)
102United States Fort Worth
42 (0.08%)
103Lithuania Vilnius
40 (0.08%)
103United States Tampa
40 (0.08%)
104Germany Münster
38 (0.08%)
104Latvia Riga
38 (0.08%)
104The Netherlands Groningen
38 (0.08%)
105Canada Winnipeg
37 (0.07%)
105United Kingdom Slough
37 (0.07%)
105United States Louisville
37 (0.07%)
105United States Nashville
37 (0.07%)
106Brazil Curitiba
36 (0.07%)
106Germany Hanover
36 (0.07%)
106United States Philadelphia
36 (0.07%)
107Russia Irkutsk
35 (0.07%)
107Saudi Arabia Riyadh
35 (0.07%)
107United States Oakland
35 (0.07%)
108Belgium Antwerp
34 (0.07%)
108India Bengaluru
34 (0.07%)
108Portugal Porto
34 (0.07%)
108Türkiye Istanbul
34 (0.07%)
109Italy Turin
33 (0.07%)

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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.