Rapport SEO : online.fr
Généré le 28 avril 2026 · 26 constatations · 5.9s
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 (22)
Critique (3)
- highsitemap
Missing sitemap.xml
No sitemap.xml found at the root
Create a sitemap.xml to help search engines discover all pages
- highpage experience
Intrusive interstitials detected
Found 5 potential popup/overlay elements
Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties
- highindexing checker
Canonical points to different domain
Canonical: https://www.scaleway.com/fr/dedibox/ points to scaleway.com
Ensure the canonical URL points to the same domain unless cross-domain canonicalization is intended
Moyen (6)
- mediumheaders
Missing x-frame-options
X-Frame-Options is missing. The site may be vulnerable to clickjacking.
Add X-Frame-Options: DENY or SAMEORIGIN header
- mediumstructured data
No structured data found
No JSON-LD schemas detected on the page
Add structured data (Organization, WebSite, BreadcrumbList) for rich search results
- mediumrobots
Missing robots.txt
robots.txt returned HTTP 404
Create a robots.txt file to guide search engine crawlers
- mediumbrand checker
No Organization schema
No Organization JSON-LD found
Add Organization structured data with name, logo, and contact information
- mediumcrawl budget
No sitemap.xml found
sitemap.xml returned HTTP 404
Create a sitemap.xml to help search engines discover all pages
- mediumlog analyzer
X-Powered-By header exposed
X-Powered-By: Next.js
Remove the X-Powered-By header to reduce information leakage
Faible (13)
- lowdns
No IPv6 (AAAA) records
The domain has no AAAA records for IPv6 connectivity
Add AAAA DNS records for IPv6 support
- lowdns
DMARC policy is 'none'
DMARC is set but policy is 'none' (monitoring only).
Consider upgrading DMARC policy to 'quarantine' or 'reject'
- 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
X-Powered-By exposes technology
X-Powered-By: Next.js
Remove the X-Powered-By header
- lowmeta
Title too long
Title is 3446 characters (recommended: 50-60)
Shorten the title to 50-60 characters
- lowcontent
Lazy images without dimensions
3 lazy-loaded images lack width/height — causes layout shift
Add width and height attributes to lazy-loaded images
- lowmobile
Viewport missing initial-scale
Viewport does not set initial-scale
Add initial-scale=1 to viewport meta tag
- lowmobile
Unresponsive images
3 images lack srcset or responsive sizing
Use srcset and sizes attributes for responsive images
- lowrate limits
No rate limiting detected
No explicit rate-limit headers or 429 responses detected. Cloudflare WAF provides platform-level protection.
Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks
- lownews mentions
No press or news presence
No press pages found on the site and no external news mentions detected
Create a /news or /press page with company updates — this builds authority and earns links
- lowbrand checker
No WebSite schema
No WebSite JSON-LD found
Add WebSite structured data for sitelinks search box in Google
- lowcrawl budget
No robots.txt found
No robots.txt file — no crawl directives
Add a robots.txt file with sitemap reference and crawl directives
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 online.fr.
Prioritize high-severity issues first, then medium. For each fix, make the actual code change — don't just describe what to do.
```json
{
"domain": "online.fr",
"scores": {
"overall": 85,
"performance": 0,
"seo": 68,
"accessibility": 100,
"bestPractices": 93,
"security": 91
},
"findings": [
{
"module": "headers",
"severity": "medium",
"title": "Missing x-frame-options",
"description": "X-Frame-Options is missing. The site may be vulnerable to clickjacking.",
"recommendation": "Add X-Frame-Options: DENY or SAMEORIGIN header"
},
{
"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": "robots",
"severity": "medium",
"title": "Missing robots.txt",
"description": "robots.txt returned HTTP 404",
"recommendation": "Create a robots.txt file to guide search engine crawlers"
},
{
"module": "sitemap",
"severity": "high",
"title": "Missing sitemap.xml",
"description": "No sitemap.xml found at the root",
"recommendation": "Create a sitemap.xml to help search engines discover all pages"
},
{
"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": "crawl-budget",
"severity": "medium",
"title": "No sitemap.xml found",
"description": "sitemap.xml returned HTTP 404",
"recommendation": "Create a sitemap.xml to help search engines discover all pages"
},
{
"module": "page-experience",
"severity": "high",
"title": "Intrusive interstitials detected",
"description": "Found 5 potential popup/overlay elements",
"recommendation": "Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties"
},
{
"module": "indexing-checker",
"severity": "high",
"title": "Canonical points to different domain",
"description": "Canonical: https://www.scaleway.com/fr/dedibox/ points to scaleway.com",
"recommendation": "Ensure the canonical URL points to the same domain unless cross-domain canonicalization is intended"
},
{
"module": "log-analyzer",
"severity": "medium",
"title": "X-Powered-By header exposed",
"description": "X-Powered-By: Next.js",
"recommendation": "Remove the X-Powered-By header to reduce information leakage"
}
]
}
```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
La France requiert du contenu en français pour le référencement local et applique un cadre RGPD strict.
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