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
F2Pool 109
AntPool 91
BW.COM 69
BTCChina Pool 64
KnCMiner 41
Slush 21
BTC Guild 18
GHash.IO 16
Eligius 8
Unknown with 1BwZeHJ Address 6
Megabigpower 4
BitMinter 4
Unknown with 1MimPd6 Address 2
Solo CKPool 2
P2Pool 2
Kano CKPool 2
EclipseMC 2
Bitcoin Affiliate Network 2
Bitsolo 1

Unknown Blocks.

Relayed By count
138.91.94.19 7
45.55.165.166 6
88.198.68.35 4
212.47.217.129 3
211.149.223.99 3
176.223.201.198 3
144.76.239.66 3
78.129.251.170 2
69.64.42.31 2
66.194.38.253 2
62.210.124.28 2
54.93.91.251 2
54.67.16.176 2
52.1.202.100 2
37.59.44.40 2
24.22.169.199 2
216.189.147.207 2
178.79.179.49 2
176.31.233.84 2
144.76.165.79 2
92.222.110.210 1
89.212.160.165 1
85.25.201.24 1
79.247.103.195 1
74.113.69.9 1
74.113.69.10 1
73.47.88.116 1
71.56.253.166 1
66.194.38.250 1
62.210.115.175 1
50.206.138.177 1
5.254.98.52 1
5.196.116.21 1
5.135.152.178 1
23.81.90.145 1
217.23.2.71 1
217.23.2.242 1
212.7.198.151 1
212.51.150.184 1
198.105.125.72 1
193.187.79.76 1
192.99.44.42 1
192.146.137.1 1
188.40.136.205 1
188.165.238.173 1
185.92.220.55 1
185.82.200.155 1
184.94.226.34 1
178.79.174.227 1
162.245.217.119 1
162.243.212.115 1
162.243.202.51 1
159.253.96.226 1
155.94.64.98 1
148.251.70.147 1
148.251.6.214 1
144.76.39.233 1
134.102.94.38 1
108.61.170.244 1
107.161.179.97 1
104.219.184.9 1
104.200.29.127 1
104.130.79.221 1