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DCSPEEDTEST BLOG

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

Upload vs Download Speeds for Remote Work
Work From Home

Upload vs Download Speeds for Remote Work

Remote workers obsess over download speed while upload speed determines 90% of their working experience. Here is a clear guide to why — and exactly how much upload you need for every WFH scenario.

By Dalto Cardoso September 12, 2025 • 6 min read
Microsoft Teams Bandwidth 2026: Why It Behaves Differently Than Zoom
Work From Home

Microsoft Teams Bandwidth 2026: Why It Behaves Differently Than Zoom

Teams uses a different codec and server model than Zoom, making its network demands behave differently in large meetings. We analyzed Teams traffic via Wireshark to find where it differs and how to optimize it.

By Dalto Cardoso September 3, 2025 • 7 min read
Corporate VPN Slowing Your Internet? How to Fix WFH Speed Loss
Work From Home

Corporate VPN Slowing Your Internet? How to Fix WFH Speed Loss

Enterprise VPNs can cut your home internet speed by 40–60%. We tested 5 common corporate VPN setups and documented which configurations cause the worst slowdowns — and how to request fixes from IT legally.

By Dalto Cardoso June 15, 2025 • 8 min read
Fiber vs Cable for Remote Work: 6-Month Study of 500 WFH Switchers
Work From Home

Fiber vs Cable for Remote Work: 6-Month Study of 500 WFH Switchers

We tracked 500 DCSpeedTest users who switched from cable to fiber while working remotely. Zoom call quality, cloud sync times, and VPN reliability all changed dramatically — here is the exact before/after data.

By Dalto Cardoso March 18, 2025 • 7 min read