Website Audit & Performance

Why is your website slow? 10 common reasons

Website Audit & Performance
February 09, 2026
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Why is your website slow? 10 common reasons

Before blaming hosting, check these.

People say “my website is slow”. In reality it’s usually one of these 10 reasons: 1) Images are too large Phone photos uploaded directly = huge files. Resize + WebP/AVIF. 2) Auto-play video on the homepage It looks cool but delays loading a lot. 3) Too many scripts/plugins Chat widgets, pixels, trackers… every extra script costs seconds. 4) Weak or far-away server If the server is far, latency is high. Users feel it. 5) No caching Without cache, the same assets load from zero every visit. 6) Heavy CSS/JS If one page loads 1MB+ JS, mobile devices struggle. 7) Too many fonts Multiple font families + many weights = unnecessary load. 8) Slow database queries If catalog/admin pages are slow, backend queries need optimization. 9) No CDN Static files (images, JS, CSS) should be delivered via CDN. 10) Redirect chain http → https → www → /en → … multiple redirects waste time. What to fix first? Start with images + scripts + caching. In most sites, 70% of the speed issue is there. If you want, KeyTD can audit and give you an exact “change this” list.

Ismayil Ismayilov

Content Author at KeyTD

Ismayil shares practical notes on software quality, delivery speed, and building reliable products.

Why is your website slow? 10 common reasons | KeyTD