SEO-Bericht: merateonline.it

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Fix all SEO issues found in the audit of merateonline.it.

Prioritize high-severity issues first, then medium. For each fix, make the actual code change — don't just describe what to do.

```json
{
  "domain": "merateonline.it",
  "scores": {
    "overall": 65,
    "performance": 0,
    "seo": 78,
    "accessibility": 74,
    "bestPractices": 36,
    "security": 56
  },
  "findings": [
    {
      "module": "cookies",
      "severity": "high",
      "title": "Could not fetch cookies",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Ensure the website is accessible"
    },
    {
      "module": "dns",
      "severity": "medium",
      "title": "No DKIM record found",
      "description": "None of the common DKIM selectors returned a valid key. Email authentication may be incomplete.",
      "recommendation": "Configure DKIM signing with your email provider and publish the public key in DNS"
    },
    {
      "module": "cookies",
      "severity": "high",
      "title": "Module failed",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Try scanning again"
    },
    {
      "module": "ssl",
      "severity": "medium",
      "title": "HTTP does not redirect to HTTPS",
      "description": "Port 80 does not redirect to HTTPS",
      "recommendation": "Set up a 301 redirect from HTTP to HTTPS"
    },
    {
      "module": "meta",
      "severity": "high",
      "title": "Missing meta description",
      "description": "No meta description tag found",
      "recommendation": "Add a meta description (120-160 characters)"
    },
    {
      "module": "meta",
      "severity": "medium",
      "title": "Canonical / og:url mismatch",
      "description": "Canonical: https://www.merateonline.it\nog:url: https://www.merateonline.it/",
      "recommendation": "Ensure canonical URL and og:url match"
    },
    {
      "module": "cookies",
      "severity": "high",
      "title": "Module failed",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Try scanning again"
    },
    {
      "module": "robots",
      "severity": "medium",
      "title": "No sitemap in robots.txt",
      "description": "robots.txt does not reference a sitemap",
      "recommendation": "Add Sitemap: https://yourdomain.com/sitemap.xml to robots.txt"
    },
    {
      "module": "sitemap",
      "severity": "high",
      "title": "Invalid sitemap format",
      "description": "Sitemap does not appear to be valid XML",
      "recommendation": "Ensure sitemap.xml is properly formatted XML"
    },
    {
      "module": "sitemap",
      "severity": "high",
      "title": "Empty sitemap",
      "description": "Sitemap contains no URLs",
      "recommendation": "Add URLs to the sitemap"
    },
    {
      "module": "technology",
      "severity": "medium",
      "title": "Outdated jQuery version",
      "description": "jQuery 1.10 detected (current: 3.x)",
      "recommendation": "Upgrade to jQuery 3.x or consider removing jQuery dependency"
    },
    {
      "module": "technology",
      "severity": "medium",
      "title": "Render-blocking scripts",
      "description": "18 scripts load synchronously without async/defer",
      "recommendation": "Add async or defer to non-critical scripts to improve page load speed"
    },
    {
      "module": "technology",
      "severity": "medium",
      "title": "Mixed content detected",
      "description": "1 resources loaded over HTTP on an HTTPS page",
      "recommendation": "Update all resource URLs to use HTTPS"
    },
    {
      "module": "content",
      "severity": "high",
      "title": "No H1 tag found",
      "description": "The page has no H1 heading",
      "recommendation": "Add exactly one H1 tag with the primary keyword"
    },
    {
      "module": "content",
      "severity": "medium",
      "title": "External links without noopener",
      "description": "6 external links with target=\"_blank\" lack rel=\"noopener\"",
      "recommendation": "Add rel=\"noopener noreferrer\" to all target=\"_blank\" links"
    },
    {
      "module": "cookies",
      "severity": "high",
      "title": "Module failed",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Try scanning again"
    },
    {
      "module": "accessibility",
      "severity": "high",
      "title": "1 form fields without labels",
      "description": "Form inputs without associated labels are inaccessible",
      "recommendation": "Use <label for=\"id\"> or aria-label on every form field"
    },
    {
      "module": "accessibility",
      "severity": "medium",
      "title": "Missing main landmark",
      "description": "No <main> element or role=\"main\" found",
      "recommendation": "Wrap primary content in a <main> element for screen reader navigation"
    },
    {
      "module": "rate-limits",
      "severity": "medium",
      "title": "No rate limiting detected",
      "description": "10 rapid requests all succeeded without any rate-limit headers or 429 responses. The site may be vulnerable to abuse.",
      "recommendation": "Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks"
    },
    {
      "module": "layout-scan",
      "severity": "high",
      "title": "Could not fetch page",
      "description": "Failed to fetch the page for layout analysis",
      "recommendation": "Ensure the site is accessible"
    },
    {
      "module": "cookies",
      "severity": "high",
      "title": "Module failed",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Try scanning again"
    },
    {
      "module": "uptime-checker",
      "severity": "medium",
      "title": "Slow response time",
      "description": "Average response time is 2578ms (should be < 2000ms)",
      "recommendation": "Optimize server response time — consider CDN, caching, or server upgrades"
    },
    {
      "module": "uptime-checker",
      "severity": "medium",
      "title": "Intermittent failures",
      "description": "1 of 3 requests failed",
      "recommendation": "Investigate server stability — intermittent failures hurt user experience and SEO"
    },
    {
      "module": "uptime-checker",
      "severity": "high",
      "title": "No HTTPS redirect",
      "description": "HTTP requests are not redirected to HTTPS",
      "recommendation": "Configure a 301 redirect from HTTP to HTTPS for all pages"
    },
    {
      "module": "uptime-checker",
      "severity": "medium",
      "title": "Soft 404 detected",
      "description": "Non-existent URLs return HTTP 200 instead of 404",
      "recommendation": "Return proper 404 status codes for non-existent pages to avoid indexing junk URLs"
    },
    {
      "module": "crawl-budget",
      "severity": "high",
      "title": "Noindex URLs in sitemap",
      "description": "Sitemap appears to contain URLs with noindex directives",
      "recommendation": "Remove noindex URLs from sitemap — they waste crawl budget and send conflicting signals"
    },
    {
      "module": "cookies",
      "severity": "high",
      "title": "Module failed",
      "description": "The operation was aborted due to timeout",
      "recommendation": "Try scanning again"
    },
    {
      "module": "log-analyzer",
      "severity": "medium",
      "title": "Server version exposed",
      "description": "Server header reveals version: Microsoft-IIS/10.0",
      "recommendation": "Remove version numbers from the Server header to reduce attack surface"
    },
    {
      "module": "log-analyzer",
      "severity": "medium",
      "title": "X-Powered-By header exposed",
      "description": "X-Powered-By: ASP.NET",
      "recommendation": "Remove the X-Powered-By header to reduce information leakage"
    }
  ]
}
```