SURFup Youth

Single preset · measured 6 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Mobile

Speed 70 · 30 points to gain

• −21.5 Largest Contentful Paint medium effort
• −6.5 First Contentful Paint medium effort
• −1.2 Total Blocking Time medium effort
• −1.2 Speed Index medium effort

• 910 ms Reduce unused CSS high effort
• 760 ms Reduce unused JavaScript high effort

SEO 77 · 23 points to gain

• −7.7 Document does not have a meta description low effort
• −7.7 Links do not have descriptive text low effort
• −7.7 Links are not crawlable medium effort

Accessibility 88 · 12 points to gain

• −3 `[aria-hidden="true"]` elements contain focusable descendents medium effort
• −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −3 Links do not have a discernible name medium effort
• −3 Touch targets do not have sufficient size or spacing. medium effort

Best practices 96 · 4 points to gain

• −3.8 Serves images with low resolution low effort

Desktop

Speed 63 · 37 points to gain

• −22.8 Total Blocking Time medium effort
• −7.8 Largest Contentful Paint medium effort
• −5.2 Speed Index medium effort
• −1 First Contentful Paint medium effort

• 110 ms Reduce unused JavaScript high effort

SEO 77 · 23 points to gain

• −7.7 Document does not have a meta description low effort
• −7.7 Links do not have descriptive text low effort
• −7.7 Links are not crawlable medium effort

Accessibility 82 · 18 points to gain

• −4.3 Buttons do not have an accessible name medium effort
• −3 `[aria-hidden="true"]` elements contain focusable descendents medium effort
• −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −3 Links do not have a discernible name medium effort
• −3 Touch targets do not have sufficient size or spacing. medium effort
• −1.3 Heading elements are not in a sequentially-descending order medium effort