SEB Creativos

What Dr Urls found on sebcreativos.es

From the audit of their public home page on 21/10/2026, worst first. Each links to what it means and how it is fixed.

• high
  Missing landmark elements

  WCAG 1.3.1 requires that page structure is programmatically determinable.

• high
  Time to First Byte (TTFB) is slow

  TTFB directly impacts all subsequent loading metrics.

• high
  Video without captions

  WCAG 1.2.2 requires captions for all prerecorded audio content in synchronized media.

• medium
  Cache-Control header missing

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

• medium
  Duplicate ID attributes found

  Duplicate IDs cause label elements, aria-labelledby, aria-describedby, and fragment link targets to associate with the wrong element.

• medium
  Image file too large (>500 KB)

  Images typically account for 50-75% of a page's total weight.

• medium
  Image missing alt attribute

  Image alt text is the primary way search engines understand image content.

• 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
  No :focus-visible styles detected

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

• medium
  Open Graph og:image tag missing

  Social media posts with images receive significantly more engagement than text-only posts.

• medium
  User scaling disabled in viewport

  Disabling pinch-to-zoom prevents users with low vision from enlarging text and content to a readable size.

And 12 more. 6 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.