SEO Workshop in Berlin - Trainer: Christian Celmer - SEO Experte Berlin

What Dr Urls found on seoexperteberlin.com

From the audit of their public home page on 25/10/2026, worst first. Each links to what it means and how it is fixed.

• high
  Links implemented with JavaScript only

  While Google can execute JavaScript, it does not always follow JavaScript-based navigation.

• high
  Lorem ipsum placeholder text detected

  Lorem ipsum text is meaningless filler that provides no value to users or search engines.

• 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.

• medium
  Above-fold images not prioritized

  The Largest Contentful Paint (LCP) element is often a hero image.

• 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 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
  Missing skip-to-content navigation link

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

• medium
  Open Graph og:image tag missing

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

And 19 more. 7 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.