Og-S Web It

What Dr Urls found on webmaster-lausanne.ch

From the audit of their public home page on 22/10/2026, worst first. Each links to what it means and how it is fixed.

• high
  Content wider than viewport on mobile

  Horizontal scrolling on mobile is one of the most common mobile usability failures flagged by Google's Mobile-Friendly Test and Google Search Console.

• high
  Missing H1 heading

  The H1 tag tells both users and search engines what the page is about.

• high
  Missing landmark elements

  WCAG 1.3.1 requires that page structure is programmatically determinable.

• high
  Multiple <title> tags found

  When multiple title tags are present, search engines must choose one, and they may not pick the one you intend.

• medium
  Animations without prefers-reduced-motion

  WCAG 2.3.3 requires that motion animation triggered by interaction can be disabled.

• medium
  Cache-Control header missing

  Proper caching prevents browsers from re-downloading unchanged resources, dramatically improving repeat visit performance.

• medium
  Focus indicators removed or hidden

  Focus indicators are essential for keyboard navigation.

• medium
  Images missing width and height attributes

  Missing image dimensions are the leading cause of Cumulative Layout Shift (CLS), a Core Web Vital and ranking factor.

• medium
  Link has empty anchor text

  Anchor text is one of the strongest signals search engines use to understand the content of the linked page.

• medium
  Missing skip-to-content navigation link

  WCAG 2.4.1 requires a way to bypass blocks repeated on every page.

• medium
  No :focus-visible styles detected

  WCAG 2.4.7 requires a visible focus indicator for all interactive elements.

• medium
  Scripts without async or defer

  Synchronous scripts halt HTML parsing while the browser downloads and executes them.

And 6 more. 5 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.