Performance Overview

Youtube Blog

https://blog.youtube/

Last 30 Days

Performance Filmstrip

Not Available

Filmstrip data not available for this report

Visual representation of the page loading sequence from the most recent audit.

Performance Category Scores

Performance: Overall performance score based on weighted metrics (0-100 points).
Accessibility: Ensures the page is usable by all users (0-100 points).
Best Practices: Follows modern web development best practices (0-100 points).
SEO: Optimized for search engine results rankings (0-100 points).

Core Web Vitals & Metrics

Loading (LCP, FCP)

LCP: Largest Contentful Paint: Time until the largest text or image is painted (ms).
FCP: First Contentful Paint: Time until the first text or image is painted (ms).

Interactivity (TBT, INP)

TBT: Total Blocking Time: Time the main thread was blocked, preventing user interaction (ms).
INP: Interaction to Next Paint: Responsiveness to user input like clicks or taps (ms).

Stability (CLS x1000)

CLS: Cumulative Layout Shift: Measures unexpected layout shifts (unitless, scaled x1000).