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
GHash.IO 163
Discus Fish 127
BTC Guild 43
Unknown with 1AcAj9p Address 33
Eligius 30
KnCMiner 29
AntPool 21
Polmine 19
Unknown with 1BX5YoL Address 14
Slush 13
CloudHashing 10
BitMinter 7
P2Pool 4
Unknown with 1BwZeHJ Address 3
EclipseMC 3

Unknown Blocks.

Relayed By count
5.9.24.81 23
162.243.58.26 21
185.12.12.240 10
5.158.171.198 2
185.10.58.159 2
82.161.214.128 1
66.172.12.216 1
54.254.170.6 1
5.9.111.71 1
5.9.104.212 1
24.97.94.220 1
212.83.170.193 1
192.210.145.7 1
167.88.120.222 1
159.8.2.66 1
107.6.182.227 1