Largest Contentful Paint
Good: < 2.5s
Measures how long it takes for the main content to appear on screen
How to optimize mtamusicas.com.br
Static assets like Cloudflare beacon and images have short cache lifetimes, forcing unnecessary re-downloads.
Configure server headers to cache JavaScript libraries for 1 year with Cache-Control: public, max-age=31536000. Set image cache headers to at least 30 days. Add versioning to filenames to enable cache busting when updates are needed.
A score of 91 falls in the "Good" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.
This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.
Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.
Largest Contentful Paint
Good: < 2.5s
Measures how long it takes for the main content to appear on screen
Interaction to Next Paint
Good: < 200ms
Measures how quickly the page responds to user interactions
Cumulative Layout Shift
Good: < 0.1
Measures visual stability - how much content shifts during page load
This website achieves a good performance score of 91/100, indicating solid overall optimization. The biggest issue affecting user experience is the Largest Contentful Paint of 3.4 seconds, which is slower than ideal and primarily caused by render-blocking CSS that delays initial page rendering by 120ms. The site is also loading 63 KiB of unused JavaScript (mainly from Google Analytics), which could be deferred to improve load times by an estimated 300ms. Additionally, implementing longer cache lifetimes for static resources could save 44 KiB on repeat visits and further enhance performance for returning users.
Why It Matters:
Google Analytics is wasting 64 KiB and delaying LCP by 300ms with unused code.
How to Fix:
Configure Google Tag Manager to load only necessary analytics features. Use gtag config to disable unused functionalities like enhanced ecommerce or ads features. Consider switching to Google Analytics 4's lighter measurement library or defer analytics loading until after page load completes.
Why It Matters:
The main stylesheet is blocking initial render and delaying both FCP and LCP by 100ms.
How to Fix:
Inline critical above-the-fold CSS directly in the HTML head. Use media queries to make non-critical CSS non-blocking (media='print' then swap to 'all' on load). Alternatively, use rel='preload' for the CSS file with an onload handler to apply it asynchronously.
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More Generic Speed Tests
The main stylesheet is blocking initial render and delaying both FCP and LCP by 100ms.
Google Analytics is wasting 64 KiB and delaying LCP by 300ms with unused code.
Unused JavaScript (360KB) and CSS (22KB) waste bandwidth and block processing, contributing to slow page speeds.
Render-blocking CSS and JavaScript delay First Contentful Paint by 1.65 seconds, preventing users from seeing content quickly.