BattleNet

Download the Battle.net app from Blizzard here

• TCP Ports - 80, 443, 1119, 1120, 3074, 3724, 4000, 6112-6120, 27014-27050

• UDP Ports - 80, 443, 1119, 1120, 3478-3479, 3724, 4000, 4379-4380, 5060, 5062, 6112-6119, 6250, 27000-27031, 27036, 12000-64000

  Here's a breakdown of each of the games.

TCP PORTS UDP PORTS

Blizzard Battle.net desktop app

80, 443, 1119 80, 443, 1119

Blizzard Voice Chat

80, 443, 1119 3478-3479, 5060, 5062, 6250, 12000-64000

Blizzard Downloader

1119, 1120, 3724, 4000, 6112, 6113, 6114 1119, 1120, 3724, 4000, 6112, 6113, 6114

Diablo

6112-6119 6112-6119

Diablo II

6112 and 4000 None

Diablo III

80, 1119 1119, 6120

Hearthstone

1119, 3724 1119, 3724

Heroes of the Storm

80, 443, 1119-1120, 3724, 6113 80, 1119-1120, 3478-3479, 3724, 5060, 5062, 6113, 6250, 12000-64000

Overwatch

1119, 3724, 6113, 80 3478-3479, 5060, 5062, 6250, 12000-64000

StarCraft

6112 6112

StarCraft II

1119, 6113, 1120, 80, 3724 1119, 6113, 1120, 80, 3724

Warcraft II Battle.net Edition

6112-6119 6112-6119

Warcraft III

6112 (Default) and 6113-6119 None

World of Warcraft

3724, 1119, 6012 3724, 1119, 6012

Call of Duty: Black Ops 4

PC: 3074, 27014-27050 PC: 3478, 4379-4380, 27000-27031, 27036

Call of Duty: Modern Warfare

PC: 3074, 27014-27050 PC: 3074, 3478, 4379-4380, 27000-27031, 27036