Internet Speed Test Sites

This page provides links to a variety of speed tests that are safe and free to use.

Popular Speed Testing Sites

• Ookla - The most popular site on the internet.  Ad heavy but very reliable results.
• SpeedSmart - A reliable alternative when Ookla is blocked..
• Fast.com - Simple, fast test powered by Netflix infrastructure.
• Cloudflare Speed Test - Clean interface with latency, jitter, and packet-loss metrics.

Independent & Diagnostic-Focused

• LibreSpeed - Open-source speed test with community-hosted instances.
• nPerf - Measures speed, latency, and real-world browsing/streaming performance.
• MLAB - Community-based open platform, supported by many academic and private firms.
• TestMy.net - Independent testing with detailed statistics and history tracking.
• Test My Speed - Provides access to several good articles on internet speed topics. 

ISP-Hosted (Useful for Comparison)

• AT&T Speed Test
• Spectrum
• Verizon
• Cox

No Longer Recommended Sites

• SpeedOf.Me - The original HTML5-based test with no plugins required.
• Speedcheck.org - Straightforward test with minimal clutter.
                                 But high latency and false security warning are present.