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


Global Bitcoin nodes by ASN

2341 ASNs with their respective number of global IPv4/IPv6 Bitcoin nodes as of Thu Apr 25 20:00:00 2024 EDT.

Window size: 1-day

NODES62534
COUNTRIES140
CITIES6938
ASNS2341
SERVICES5
PORT NUMBERS285

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RANKASNNODES
1AS7922 COMCAST-7922 2502 (5.11%)
2AS24940 Hetzner Online GmbH 2091 (4.27%)
3AS16509 AMAZON-02 1661 (3.39%)
4AS7018 ATT-INTERNET4 1481 (3.02%)
5AS4134 Chinanet 1266 (2.58%)
6AS3320 Deutsche Telekom AG 1099 (2.24%)
7AS14061 DIGITALOCEAN-ASN 905 (1.85%)
8AS51167 Contabo GmbH 824 (1.68%)
9AS16276 OVH SAS 786 (1.60%)
9AS3209 Vodafone GmbH 786 (1.60%)
9AS56047 China Mobile communications corporation 786 (1.60%)
10AS701 UUNET 712 (1.45%)
11AS212238 Datacamp Limited 552 (1.13%)
12AS9009 M247 Europe SRL 526 (1.07%)
13AS22773 ASN-CXA-ALL-CCI-22773-RDC 498 (1.02%)
14AS396982 GOOGLE-CLOUD-PLATFORM 491 (1.00%)
15AS14593 SPACEX-STARLINK 471 (0.96%)
16AS14618 AMAZON-AES 469 (0.96%)
17AS20115 CHARTER-20115 451 (0.92%)
18AS20001 TWC-20001-PACWEST 389 (0.79%)
19AS4837 CHINA UNICOM China169 Backbone 365 (0.75%)
20AS12322 Free SAS 360 (0.73%)
21AS28573 Claro NXT Telecomunicacoes Ltda 352 (0.72%)
22AS21928 T-MOBILE-AS21928 327 (0.67%)
23AS1136 KPN B.V. 298 (0.61%)

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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.