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


Global Bitcoin nodes by ASN

2204 ASNs with their respective number of global IPv4/IPv6 Bitcoin nodes as of Sun May 19 20:00:00 2024 EDT.

Window size: 1-day

NODES60267
COUNTRIES136
CITIES6370
ASNS2204
SERVICES5
PORT NUMBERS275

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RANKASNNODES
1AS4134 Chinanet 2895 (6.17%)
2AS7922 COMCAST-7922 2200 (4.69%)
3AS24940 Hetzner Online GmbH 1993 (4.25%)
4AS16509 AMAZON-02 1986 (4.23%)
5AS7018 ATT-INTERNET4 1351 (2.88%)
6AS3320 Deutsche Telekom AG 1027 (2.19%)
7AS14061 DIGITALOCEAN-ASN 912 (1.94%)
8AS56047 China Mobile communications corporation 867 (1.85%)
9AS396982 GOOGLE-CLOUD-PLATFORM 787 (1.68%)
10AS51167 Contabo GmbH 786 (1.68%)
11AS3209 Vodafone GmbH 777 (1.66%)
12AS16276 OVH SAS 775 (1.65%)
13AS4837 CHINA UNICOM China169 Backbone 699 (1.49%)
14AS701 UUNET 637 (1.36%)
15AS14618 AMAZON-AES 469 (1.00%)
16AS14593 SPACEX-STARLINK 441 (0.94%)
17AS212238 Datacamp Limited 433 (0.92%)
18AS9009 M247 Europe SRL 430 (0.92%)
19AS20115 CHARTER-20115 393 (0.84%)
19AS22773 ASN-CXA-ALL-CCI-22773-RDC 393 (0.84%)
20AS20001 TWC-20001-PACWEST 347 (0.74%)
21AS12322 Free SAS 313 (0.67%)
22AS3215 Orange 299 (0.64%)
23AS8881 1&1 Versatel Deutschland GmbH 283 (0.60%)
24AS1136 KPN B.V. 277 (0.59%)

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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.