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DCSPEEDTEST BLOG

Internet guides, hardware reviews, latency optimization, and speedrun tips for the modern web.

Research

Fastest ISPs by City 2026: The Real Winners

We ranked ISPs in 50 major US cities by real delivered speeds, not marketing claims — the results contradict national rankings.

By Dalto Cardoso March 20, 2026 • 1 min read

Hardware

Gaming routers get all the marketing, but remote workers need stable upload and rock-solid QoS for calls instead.

By Dalto Cardoso March 17, 2026 • 1 min read

Work From Home

After reviewing 50 WFH network setups, the same mistakes repeat. Here's the 8-point checklist for a setup that never fails.

By Dalto Cardoso March 16, 2026 • 3 min read

Streaming

Speed test says 500 Mbps but Netflix still buffers at 1080p. We traced the Open Connect CDN routing to find the real cause.

By Dalto Cardoso March 15, 2026 • 3 min read

Gaming

GTA Online uses P2P sessions — your quality depends on your worst lobby-mate. Our MTU fix resolved 73% of problem cases.

By Dalto Cardoso March 13, 2026 • 2 min read

Research

Using data from 150 countries, we ranked every nation by average gaming ping. The results expose a stark global latency gap.

By Dalto Cardoso March 10, 2026 • 1 min read

Gaming

Apex lag has unique causes — Respawn's 20Hz tick rate and P2P quirks. We tested 12 fixes and documented the ping results.

By Dalto Cardoso March 8, 2026 • 1 min read

Gaming

We analyzed ping data from 10,000 sessions against rank distribution. Here's what ping you need — and why 40ms costs you Radiant.

By Dalto Cardoso March 7, 2026 • 1 min read

Guides

Everything you need to know about interpreting your internet speed test results. Download vs Upload, Ping, Jitter, and Packet Loss explained.

By Dalto Cardoso March 5, 2026 • 3 min read