Diablo IV has 5 server regions worldwide.
North America
Chicago, Illinois / Ashburn, Virginia High population Blizzard's primary US datacenter for Diablo IV. Automatic routing — players cannot manually select between US East/West. Europe
Amsterdam / Frankfurt High population Serves EU and Middle East players. Players in Eastern Europe (Poland, Romania, etc.) sometimes report higher-than-expected pings suggesting Western EU datacenter. Korea
Seoul, South Korea Medium population Asia Pacific / Southeast Asia
Singapore / Tokyo Medium population Serves Southeast Asia and Oceania. Australia players often connect here. South America
Sao Paulo, Brazil Medium population Connection: Dedicated servers
All game sessions run on Valve-hosted or publisher-hosted servers. Your connection quality depends entirely on the routing between your ISP and the data center.
Still lagging? Download PingAim and let it fix the route automatically.
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