Remove Unused JavaScript Code

How to optimize tahsein.com

Generic SiteScore: 71/100Analyzed May 2026Re-analyze this site

Remove Unused JavaScript Code

High Impact+15 points estimated

Why It Matters

Google Tag Manager is loading 67KB of unused JavaScript, wasting 450ms and delaying LCP.

How to Fix

Configure Google Tag Manager to load only essential tags on page load. Move non-critical tracking codes to fire after user interaction or page complete. Use GTM's built-in triggers to defer analytics until after core content loads.

0Needs Improvement

What This Score Means

A score of 71 falls in the "Needs Improvement" 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.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

5.1s
Poor

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

16ms
Good

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.00
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This generic website has moderate performance issues with a score of 71/100. The biggest problem is render-blocking resources that are delaying your page's initial display, potentially improving load times by 3.7 seconds if addressed. The site is also loading 65 KiB of unused JavaScript (primarily from Google Tag Manager) and 31 KiB of unused CSS, which are slowing down your Largest Contentful Paint to 5.1 seconds. Optimizing these blocking resources, removing unused code, and implementing proper image sizing could significantly improve your Core Web Vitals and user experience.

Other Optimization Recommendations

Eliminate Render Blocking Resources

High Impact+25 points estimated

Why It Matters:

Render blocking CSS and JS are delaying LCP and FCP by 3.7 seconds, severely impacting page load performance.

How to Fix:

Inline critical CSS from tahsein-fix.css and tahsein-main.css directly in the HTML head. Move footer.js script to load asynchronously with async attribute. Defer non-critical stylesheets using media='print' onload trick or preload with rel='preload'.

Optimize Font Loading Strategy

Medium Impact+8 points estimated

Why It Matters:

Font loading is blocking content rendering and creating layout shifts, impacting both visual stability and load times.

How to Fix:

Add font-display: swap to Google Fonts URL parameter (&display=swap). Set font-display: swap for FontAwesome fonts via CSS override. Preload the most critical font weights to reduce render blocking time.

Keep Your Site Fast After Optimization

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