Scanner Rule
Modern Image Formats
What is this?
Detects images still served as PNG/JPG/GIF instead of WebP or AVIF. Modern formats are dramatically smaller at the same quality, cutting page weight and improving load speed and Core Web Vitals.
How Igris Radar detects it
The Igris Radar scanner automatically flags Modern Image Formats during its comprehensive audit of your web property. We simulate real-world crawlers and attack vectors to find issues before they impact your business.
Scan your site for this issue