Hashrate Distribution An estimation of hashrate distribution amongst the largest mining pools

The graph below shows the market share of the most popular bitcoin mining pools. It should only be used as a rough estimate and for various reasons will not be 100% accurate. A large portion of Unknown blocks does not mean an attack on the network, it simply means we have been unable to determine the origin.

24 hours - 48 hours - 4 Days

Known Blocks.

Relayed By count
AntPool 103
F2Pool 87
GHash.IO 42
BTCChina Pool 39
KnCMiner 29
BTC Guild 26
Eligius 21
Slush 17
Bitcoin Affiliate Network 9
Megabigpower 5
BitMinter 5
EclipseMC 4
Unknown with 1BwZeHJ Address 3

Unknown Blocks.

Relayed By count
182.92.115.101 30
182.92.103.12 24
5.9.90.133 13
106.185.33.253 13
5.9.65.46 7
88.198.17.7 6
211.149.217.191 6
148.251.6.214 6
89.110.156.165 5
178.79.179.49 5
178.32.220.61 5
88.208.1.194 4
50.188.192.133 4
37.59.44.40 4
107.170.60.222 3
104.239.163.124 3
93.188.166.149 2
62.210.254.157 2
46.28.204.123 2
216.155.138.34 2
192.155.84.181 2
185.77.128.113 2
144.76.13.207 2
112.124.71.0 2
104.236.227.247 2
104.194.28.194 2
104.193.40.248 2
98.168.167.203 1
94.113.93.139 1
91.230.204.45 1
91.210.106.147 1
88.198.255.193 1
85.214.90.1 1
85.159.237.191 1
8.19.44.110 1
74.113.69.101 1
62.210.125.106 1
50.30.47.38 1
49.159.186.178 1
46.4.129.94 1
37.187.75.24 1
37.187.5.123 1
31.146.211.3 1
24.57.145.227 1
217.23.6.133 1
213.133.99.7 1
211.149.223.99 1
208.107.241.159 1
198.50.238.171 1
192.95.20.208 1
191.233.34.224 1
178.62.116.148 1
178.32.218.78 1
176.9.126.177 1
176.223.201.198 1
173.255.251.137 1
148.251.129.171 1
144.76.92.180 1
144.76.172.110 1
138.91.94.19 1
109.228.152.2 1
101.251.203.6 1