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 127
AntPool 100
BitFury 87
BTCChina Pool 70
BW.COM 44
Slush 30
KnCMiner 30
Eligius 25
21 Inc. 25
GHash.IO 8
Kano CKPool 6
BitMinter 5
BitClub Network 5
P2Pool 3
digitalBTC 1
Telco 214 1
Solo CKPool 1
8baochi 1

Unknown Blocks.

Relayed By count
212.126.14.122 5
66.194.38.254 3
198.50.231.84 3
169.55.227.148 3
78.84.100.95 1
75.108.76.142 1
74.124.62.108 1
52.28.127.244 1
5.199.165.97 1
46.105.112.33 1
217.160.92.61 1
212.83.51.80 1
193.0.109.3 1
188.165.216.59 1
188.165.203.63 1
185.99.132.113 1
185.82.200.155 1
176.223.201.198 1
136.243.17.66 1
104.236.248.241 1