Rapport SEO : 3.dk
Généré le 27 avril 2026 · 30 constatations · 8.1s
Les sites institutionnels privilégient l'accessibilité, la sécurité et une indexation rigoureuse pour permettre aux citoyens et usagers d'accéder facilement à l'information.
Détail des scores
Score moyen Général : 50
Projection du score
Amélioration estimée sur la base des constatations identifiées dans ce rapport
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Détail par module
Toutes les constatations (27)
Critique (2)
- highsocial checker
Missing og:title
Open Graph title is not set — social shares will use generic text
Add og:title meta tag for compelling social media previews
- highpage experience
Intrusive interstitials detected
Found 4 potential popup/overlay elements
Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties
Moyen (10)
- mediumheaders
Missing content-security-policy
CSP header is missing. The site may be vulnerable to XSS attacks.
Add a Content-Security-Policy header to restrict resource loading
- mediummeta
Missing og:title
Open Graph title is not set
Add og:title meta tag for social sharing
- mediumstructured data
No structured data found
No JSON-LD schemas detected on the page
Add structured data (Organization, WebSite, BreadcrumbList) for rich search results
- mediumsitemap
Sitemap not updated in over a year
Newest lastmod is 2025-01-29T11:34:27+01:00 (453 days ago)
Update sitemap lastmod dates when content changes
- mediumcontent
Very low text-to-HTML ratio
Text/HTML ratio is 1% (recommended: >5%)
Increase meaningful text content relative to HTML markup
- mediumaccessibility
Missing main landmark
No <main> element or role="main" found
Wrap primary content in a <main> element for screen reader navigation
- mediumaccessibility
Auto-playing media detected
1 video/audio elements auto-play
Avoid auto-playing media or ensure it has controls and is muted by default
- mediumrate limits
No rate limiting detected
10 rapid requests all succeeded without any rate-limit headers or 429 responses. The site may be vulnerable to abuse.
Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks
- mediumsocial checker
Missing og:description
Open Graph description is not set
Add og:description for better social sharing previews
- mediumbrand checker
No Organization schema
No Organization JSON-LD found
Add Organization structured data with name, logo, and contact information
Faible (15)
- lowdns
DMARC policy is 'none'
DMARC is set but policy is 'none' (monitoring only).
Consider upgrading DMARC policy to 'quarantine' or 'reject'
- lowheaders
Missing referrer-policy
Referrer-Policy is not set. Full URLs may leak to third parties.
Add Referrer-Policy: strict-origin-when-cross-origin
- lowheaders
Missing permissions-policy
Permissions-Policy is missing.
Add Permissions-Policy to restrict browser feature access
- lowheaders
HSTS max-age too short
HSTS max-age is 15552000s (recommended: 31536000)
Set max-age to at least 31536000 (1 year)
- lowheaders
Missing Cache-Control header
No Cache-Control header — browser caching is undefined
Add Cache-Control with appropriate max-age for static and dynamic resources
- lowmeta
Title too long
Title is 71 characters (recommended: 50-60)
Shorten the title to 50-60 characters
- lowmeta
Missing og:description
Open Graph description is not set
Add og:description meta tag for social sharing
- lowtechnology
Many third-party domains
16 external domains — may impact performance and privacy
Reduce third-party dependencies or self-host critical resources
- lowrate limits
No WAF detected
No Web Application Firewall (Cloudflare, AWS, Akamai, Vercel, Sucuri, Fastly) was detected in response headers.
Consider using a WAF to protect against common web attacks (XSS, SQL injection, DDoS)
- lowrate limits
No bot protection detected
No CAPTCHA, challenge page, or bot detection was triggered during rapid requests.
Consider implementing bot protection (e.g., Cloudflare Turnstile, hCaptcha) for sensitive endpoints
- lownews mentions
No press page on site
Found 1 external mentions but no dedicated press page
Create a /press or /news section to aggregate and amplify media coverage
- lowsocial checker
Missing og:type
Open Graph type is not set
Add og:type meta tag (e.g., "website", "article")
- lowbrand checker
No WebSite schema
No WebSite JSON-LD found
Add WebSite structured data for sitelinks search box in Google
- lowbrand checker
Missing og:site_name
Open Graph site name is not set
Add og:site_name meta tag for consistent social sharing
- lowpage experience
No lazy loading on images
18 images without lazy loading
Add loading="lazy" to below-the-fold images for faster initial page load
AI Fix Prompt
Copiez ce prompt dans ChatGPT ou Claude pour obtenir des instructions de correction détaillées étape par étape
Fix all SEO issues found in the audit of 3.dk.
Prioritize high-severity issues first, then medium. For each fix, make the actual code change — don't just describe what to do.
```json
{
"domain": "3.dk",
"scores": {
"overall": 85,
"performance": 0,
"seo": 82,
"accessibility": 84,
"bestPractices": 89,
"security": 87
},
"findings": [
{
"module": "headers",
"severity": "medium",
"title": "Missing content-security-policy",
"description": "CSP header is missing. The site may be vulnerable to XSS attacks.",
"recommendation": "Add a Content-Security-Policy header to restrict resource loading"
},
{
"module": "meta",
"severity": "medium",
"title": "Missing og:title",
"description": "Open Graph title is not set",
"recommendation": "Add og:title meta tag for social sharing"
},
{
"module": "structured-data",
"severity": "medium",
"title": "No structured data found",
"description": "No JSON-LD schemas detected on the page",
"recommendation": "Add structured data (Organization, WebSite, BreadcrumbList) for rich search results"
},
{
"module": "sitemap",
"severity": "medium",
"title": "Sitemap not updated in over a year",
"description": "Newest lastmod is 2025-01-29T11:34:27+01:00 (453 days ago)",
"recommendation": "Update sitemap lastmod dates when content changes"
},
{
"module": "content",
"severity": "medium",
"title": "Very low text-to-HTML ratio",
"description": "Text/HTML ratio is 1% (recommended: >5%)",
"recommendation": "Increase meaningful text content relative to HTML markup"
},
{
"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": "accessibility",
"severity": "medium",
"title": "Auto-playing media detected",
"description": "1 video/audio elements auto-play",
"recommendation": "Avoid auto-playing media or ensure it has controls and is muted by default"
},
{
"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": "social-checker",
"severity": "high",
"title": "Missing og:title",
"description": "Open Graph title is not set — social shares will use generic text",
"recommendation": "Add og:title meta tag for compelling social media previews"
},
{
"module": "social-checker",
"severity": "medium",
"title": "Missing og:description",
"description": "Open Graph description is not set",
"recommendation": "Add og:description for better social sharing previews"
},
{
"module": "brand-checker",
"severity": "medium",
"title": "No Organization schema",
"description": "No Organization JSON-LD found",
"recommendation": "Add Organization structured data with name, logo, and contact information"
},
{
"module": "page-experience",
"severity": "high",
"title": "Intrusive interstitials detected",
"description": "Found 4 potential popup/overlay elements",
"recommendation": "Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties"
}
]
}
```Recommandations pour votre secteur
- 1Assurer la conformité aux normes d'accessibilité WCAG 2.1 AA
- 2Mettre en place tous les en-têtes de sécurité recommandés
- 3Vérifier que le sitemap couvre toutes les pages clés
- 4Optimiser le temps de chargement des pages à moins de 2 secondes
- 5Garantir un affichage parfaitement responsive sur toutes les pages
Liste de contrôle SEO pour Général
Conseils pour les sites de type Mixte
- →Créez des pages de destination ciblées pour chaque audience
- →Appliquez des métadonnées distinctes par groupe de pages
- →Segmentez votre sitemap par typologie de contenu
Contexte SEO local
Au Danemark, Google domine à plus de 95 %. Misez sur les recherches locales et un danois impeccable.
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