Bitcoin Mining Distribution Block: 399383 21 Feb 2016 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 283,793,693 AntPool 26.00% 73,786,360 F2Pool 16.67% 47,298,948 BTCC 14.67% 41,623,075 BWPool 10.67% 30,271,327 BitFury 6.67% 18,919,579 KnCMiner 6.67% 18,919,579 SlushPool 6.00% 17,027,621 BitClub 3.33% 9,459,789 KanoPool 3.33% 9,459,789 GHash.IO 2.00% 5,675,873 21 Inc. 1.33% 3,783,915 BitMinter 1.33% 3,783,915 Telco 214 1.33% 3,783,915