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 23
F2Pool 22
BitFury 19
BTCChina Pool 18
Slush 12
Eligius 11
KnCMiner 10
21 Inc. 7
P2Pool 2
GHash.IO 2
BitMinter 1
BitClub Network 1

Unknown Blocks.

Relayed By count 1