Performance

Image Dimensions Checker

Find images missing width/height attributes — the #1 cause of layout shift on ecommerce stores.

Paste any product or category URL. We'll scan every <img> tag for width, height, and lazy-loading attributes — and flag CLS risks.

Width & Height
Detects images missing explicit dimensions
Aspect Ratio
Recognizes CSS aspect-ratio fallbacks
LCP Risks
Flags lazy-loaded images above the fold

Want a full health report?

Our full scan checks 20 categories across SEO, security, performance, accessibility, and content quality.

Run Full Scan Free