SEO Rapport: flashscore.dk
Gegenereerd op 27 april 2026 · 32 bevindingen · 4.5s
Institutionele websites geven prioriteit aan toegankelijkheid, beveiliging en een correcte indexering zodat burgers en belanghebbenden informatie snel vinden.
Scoreoverzicht
Gemiddelde Algemeen-score: 50
Scoreprojectie
Geschatte verbetering op basis van de bevindingen in dit rapport
Klaar om uw SEO te verbeteren?
Start een gratis proefperiode en ontdek hoe uw score kan verbeteren.
Overzicht per module
Alle bevindingen (32)
Kritiek (5)
- highheaders
Missing strict-transport-security
HSTS header is missing. The site may be vulnerable to downgrade attacks.
Add Strict-Transport-Security header with max-age of at least 31536000
- highssl
SSL certificate not found
Could not retrieve SSL certificate
Ensure the site has a valid SSL certificate installed
- highaccessibility
2 buttons without accessible name
Buttons with no text, aria-label, or title are invisible to screen readers
Add visible text or aria-label to all buttons
- highuptime checker
No HTTPS redirect
HTTP requests are not redirected to HTTPS
Configure a 301 redirect from HTTP to HTTPS for all pages
- highpage experience
Intrusive interstitials detected
Found 10 potential popup/overlay elements
Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties
Gemiddeld (11)
- 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
- mediumheaders
Missing x-content-type-options
X-Content-Type-Options is missing. MIME-sniffing attacks are possible.
Add X-Content-Type-Options: nosniff header
- 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
- mediumheaders
CORS allows all origins
Access-Control-Allow-Origin: * allows any website to make requests
Restrict CORS to specific trusted origins if the page handles sensitive data
- mediumstructured data
No structured data found
No JSON-LD schemas detected on the page
Add structured data (Organization, WebSite, BreadcrumbList) for rich search results
- mediumtechnology
Mixed content detected
2 resources loaded over HTTP on an HTTPS page
Update all resource URLs to use HTTPS
- mediumcontent
External links without noopener
9 external links with target="_blank" lack rel="noopener"
Add rel="noopener noreferrer" to all target="_blank" links
- mediumaccessibility
No skip navigation link
No skip-to-content link at the top of the page
Add a visually hidden skip link as the first focusable element
- 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 Twitter Card
No twitter:card meta tag — Twitter/X will use default preview
Add twitter:card meta tag (e.g., "summary_large_image")
- mediumbrand checker
No Organization schema
No Organization JSON-LD found
Add Organization structured data with name, logo, and contact information
Laag (16)
- 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 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
Server header exposes software
Server: nginx
Remove or obfuscate the Server header to reduce information leakage
- lowmeta
Title too long
Title is 71 characters (recommended: 50-60)
Shorten the title to 50-60 characters
- lowmeta
Meta description too long
Description is 181 characters (recommended: 120-160)
Shorten the meta description to 120-160 characters
- lowmeta
Missing Twitter Card
No twitter:card meta tag
Add twitter:card meta tag for Twitter sharing
- lowtechnology
Many inline scripts
28 inline <script> blocks found
Move inline scripts to external files for caching and CSP compliance
- lowtechnology
Many external CSS files
36 external stylesheets loaded
Consider bundling CSS files to reduce HTTP requests
- lowcontent
Low text-to-HTML ratio
Text/HTML ratio is 4% (recommended: >5%)
Consider adding more descriptive text content
- lowcontent
Lazy images without dimensions
2 lazy-loaded images lack width/height — causes layout shift
Add width and height attributes to lazy-loaded images
- 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
- 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
AI Fix Prompt
Kopieer deze prompt naar ChatGPT of Claude voor stapsgewijze instructies om de problemen op te lossen
Fix all SEO issues found in the audit of flashscore.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": "flashscore.dk",
"scores": {
"overall": 73,
"performance": 0,
"seo": 86,
"accessibility": 77,
"bestPractices": 87,
"security": 53
},
"findings": [
{
"module": "headers",
"severity": "high",
"title": "Missing strict-transport-security",
"description": "HSTS header is missing. The site may be vulnerable to downgrade attacks.",
"recommendation": "Add Strict-Transport-Security header with max-age of at least 31536000"
},
{
"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": "headers",
"severity": "medium",
"title": "Missing x-content-type-options",
"description": "X-Content-Type-Options is missing. MIME-sniffing attacks are possible.",
"recommendation": "Add X-Content-Type-Options: nosniff header"
},
{
"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": "headers",
"severity": "medium",
"title": "CORS allows all origins",
"description": "Access-Control-Allow-Origin: * allows any website to make requests",
"recommendation": "Restrict CORS to specific trusted origins if the page handles sensitive data"
},
{
"module": "ssl",
"severity": "high",
"title": "SSL certificate not found",
"description": "Could not retrieve SSL certificate",
"recommendation": "Ensure the site has a valid SSL certificate installed"
},
{
"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": "technology",
"severity": "medium",
"title": "Mixed content detected",
"description": "2 resources loaded over HTTP on an HTTPS page",
"recommendation": "Update all resource URLs to use HTTPS"
},
{
"module": "content",
"severity": "medium",
"title": "External links without noopener",
"description": "9 external links with target=\"_blank\" lack rel=\"noopener\"",
"recommendation": "Add rel=\"noopener noreferrer\" to all target=\"_blank\" links"
},
{
"module": "accessibility",
"severity": "medium",
"title": "No skip navigation link",
"description": "No skip-to-content link at the top of the page",
"recommendation": "Add a visually hidden skip link as the first focusable element"
},
{
"module": "accessibility",
"severity": "high",
"title": "2 buttons without accessible name",
"description": "Buttons with no text, aria-label, or title are invisible to screen readers",
"recommendation": "Add visible text or aria-label to all buttons"
},
{
"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": "medium",
"title": "Missing Twitter Card",
"description": "No twitter:card meta tag — Twitter/X will use default preview",
"recommendation": "Add twitter:card meta tag (e.g., \"summary_large_image\")"
},
{
"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": "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 10 potential popup/overlay elements",
"recommendation": "Reduce intrusive interstitials — they hurt mobile experience and can trigger Google penalties"
}
]
}
```Aanbevelingen voor uw branche
- 1Voldoe aan de WCAG 2.1 AA toegankelijkheidsrichtlijnen
- 2Stel alle aanbevolen beveiligingsheaders in
- 3Zorg dat de sitemap alle belangrijke pagina's bevat
- 4Optimaliseer de laadtijd naar minder dan 2 seconden
- 5Zorg voor een responsief ontwerp op alle apparaten
SEO-checklist voor Algemeen
Tips voor Gemengd-websites
- →Richt specifieke landingspagina's in voor elke doelgroep
- →Hanteer verschillende metadatastrategieën per paginagroep
- →Segmenteer uw sitemap op basis van contenttype
Lokale SEO-context
In Denemarken domineert Google met meer dan 95% marktaandeel. Focus op lokale zoekopdrachten en Deense taalcorrectheid.
Gebruik Ctrl+P / Cmd+P om op te slaan als PDF