Troubleshooting
How to Unblock Prime Video Abroad With a VPN
A step-by-step guide to bypassing Prime Video's VPN blocks, so you can stream geo-restricted titles in HD with fast nodes.
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DCSPEEDTEST BLOG
Internet guides, hardware reviews, latency optimization, and speedrun tips for the modern web.
Troubleshooting
What Is a Ping Spike, and How to Stop It
Average ping 20ms but you randomly spike to 300ms and die? Here's the diagnostic guide and the fix that works 80% of the time.
Troubleshooting
Why Does Netflix Buffer on Fast Internet?
Netflix buffering on a 500 Mbps connection is almost never about total bandwidth. We traced the real bottleneck to the CDN path.
Troubleshooting
Speed of Light vs. Latency: Why Distance Controls Your Ping
A deep dive into the physics of networks, explaining how the speed of light in glass creates a physical speed limit for gaming ping.