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Performance100% Free Utility

Website Speed Test

Analyze live website loading latency, server response times, and critical asset payloads directly in your browser without queue delays.

Run Website Speed Test

Reference Benchmark: TTFB < 200ms, LCP < 2.5s

What This Metric Means for Your Site

Time to First Byte measures the latency between browser request and the first byte of server response. High TTFB delays every subsequent visual asset and render step.

How to Improve Your Score (Actionable Fixes)

  • Enable server-level page caching (FastCGI, Redis, or Varnish).
  • Use an edge CDN with automatic platform optimization to serve HTML from the nearest edge point.
  • Audit slow database queries and disable autoloaded options in your CMS database.
Recommended Guide

How to Score 100 on PageSpeed Without Breaking Conversion Tracking

Striving for a perfect PageSpeed score often tempts developers to disable crucial analytics and tracking scripts. Here is a battle-tested approach to hitting green metrics while keeping your conversion tracking intact.

Read Guide
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Sister Free Tool

LCP Element Finder

Isolate the exact DOM element and image asset triggering your Largest Contentful Paint.

Launch Tool
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VitalsSniper PRO In-Tab Forensics

Isolate exact DOM elements, generate white-label PDF audit summaries, and export outreach lead lists in 50ms from any live Chromium tab.

Learn About VitalsSniper PRO