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
Discus Fish 45
GHash.IO 28
Slush 7
Unknown with 1BX5YoL Address 6
KnCMiner 6
Eligius 6
BTC Guild 6
Unknown with 1AcAj9p Address 4
Polmine 4
AntPool 3
Unknown with 1BwZeHJ Address 1
P2Pool 1
Megabigpower 1

Unknown Blocks.

Relayed By count
78.47.61.83 3
82.211.31.230 2
80.84.55.2 2
98.195.209.246 1
91.121.26.117 1
83.150.9.196 1
74.102.76.228 1
69.70.125.18 1
62.210.82.106 1
54.68.254.19 1
54.172.123.206 1
50.7.61.106 1
5.35.251.225 1
192.71.151.84 1
188.138.33.239 1
185.45.192.129 1
162.243.151.92 1
158.58.173.48 1
148.251.240.251 1
104.131.141.82 1