Pigment Libre - agence de design UX-UI & branding

What Dr Urls found on pigmentlibre.com

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
  Missing H1 heading

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

• high
  Time to First Byte (TTFB) is slow

  TTFB directly impacts all subsequent loading metrics.

• medium
  Cache-Control header missing

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

• medium
  Empty heading tag found

  Empty headings waste an opportunity to provide keyword signals and structural context.

• 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 canonical tag

  Canonical tags are the strongest signal you can send to search engines about which URL should be indexed when multiple URLs serve similar content.

• medium
  Missing lang attribute on <html> element

  Without the lang attribute, screen readers may use the wrong pronunciation rules, making the content incomprehensible for visually impaired users.

• medium
  No structured data (schema.org) found

  Structured data enables rich results (star ratings, FAQ dropdowns, recipe cards, product prices, breadcrumbs, etc.) that dramatically increase click-through rates — some rich resu…

• medium
  Scripts without async or defer

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

• low
  Broken heading hierarchy

  Heading hierarchy provides a semantic outline of the page content.

• low
  Duplicate heading text on same page

  Duplicate headings reduce the uniqueness and semantic clarity of the page structure.

And 6 more. 3 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.