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


Global Bitcoin nodes by ASN

2245 ASNs with their respective number of global IPv4/IPv6 Bitcoin nodes as of Fri May 17 20:00:00 2024 EDT.

Window size: 1-day

NODES62699
COUNTRIES140
CITIES6486
ASNS2245
SERVICES5
PORT NUMBERS287

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RANKASNNODES
81AS6830 Liberty Global B.V. 81 (0.16%)
82AS8151 UNINET 80 (0.16%)
83AS133481 AIS Fibre 79 (0.16%)
83AS25513 PJSC Moscow city telephone network 79 (0.16%)
84AS17552 True Online 77 (0.16%)
84AS5432 Proximus NV 77 (0.16%)
85AS2119 Telenor Norge AS 76 (0.15%)
86AS12353 Vodafone Portugal - Communicacoes Pessoais S.A. 74 (0.15%)
86AS2516 KDDI CORPORATION 74 (0.15%)
87AS6939 HURRICANE 73 (0.15%)
88AS45758 Triple T Broadband Public Company Limited 72 (0.15%)
89AS8767 M-net Telekommunikations GmbH 71 (0.14%)
90AS9286 KINX 70 (0.14%)
91AS60294 Deutsche Glasfaser Wholesale GmbH 68 (0.14%)
92AS5645 TEKSAVVY 67 (0.14%)
92AS8473 Bahnhof AB 67 (0.14%)
93AS396356 LATITUDE-SH 66 (0.13%)
94AS16086 DNA Oyj 65 (0.13%)
94AS5378 Vodafone Limited 65 (0.13%)
94AS8422 NetCologne Gesellschaft fur Telekommunikation mbH 65 (0.13%)
95AS2527 Sony Network Communications Inc. 64 (0.13%)
96AS132203 Tencent Building, Kejizhongyi Avenue 63 (0.13%)
96AS8447 Telekom Austria 63 (0.13%)
97AS203020 HostRoyale Technologies Pvt Ltd 62 (0.13%)
97AS8560 IONOS SE 62 (0.13%)

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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.