Informe SEO: wasco.nl
Generado el 1 de mayo de 2026 · 55 hallazgos · 7.3s
Los sitios web institucionales dan prioridad a la accesibilidad, la seguridad y una correcta indexación para que ciudadanos y partes interesadas encuentren fácilmente la información.
Desglose de puntuación
Puntuación media General: 50
Proyección de puntuación
Mejora estimada según los hallazgos identificados en este informe
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Desglose por módulos
Todos los hallazgos (53)
Crítico (6)
- highsitemap
Missing sitemap.xml
No sitemap.xml found at the root
Create a sitemap.xml to help search engines discover all pages
- highcontent
No H1 tag found
The page has no H1 heading
Add exactly one H1 tag with the primary keyword
- highaccessibility
Missing lang attribute
The <html> tag does not have a lang attribute
Add lang="en" (or appropriate language) to the <html> tag
- highaccessibility
4 form fields without labels
Form inputs without associated labels are inaccessible
Use <label for="id"> or aria-label on every form field
- 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
Medio (22)
- mediumcookies
1 cookie missing Secure flag
Cookies without Secure flag can be sent over unencrypted HTTP connections
Add the Secure attribute to all cookies to prevent transmission over HTTP
- 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-frame-options
X-Frame-Options is missing. The site may be vulnerable to clickjacking.
Add X-Frame-Options: DENY or SAMEORIGIN header
- mediummeta
Missing og:title
Open Graph title is not set
Add og:title meta tag for social sharing
- mediummeta
Missing og:image
No Open Graph image set. Social shares will lack a preview image.
Add og:image meta tag (1200x630px recommended)
- mediummeta
Missing lang attribute
The <html> element has no lang attribute
Add lang attribute to <html> for accessibility and SEO
- 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
Render-blocking scripts
16 scripts load synchronously without async/defer
Add async or defer to non-critical scripts to improve page load speed
- mediumcontent
Low keyword relevance
Only 43% of title keywords appear in body text
Ensure the page content includes the keywords from the title
- mediummobile
Zoom disabled
Viewport prevents user zoom — accessibility issue
Remove maximum-scale=1 and user-scalable=no to allow pinch-to-zoom
- mediummobile
1 small tap targets detected
Some interactive elements may be too small for comfortable tapping
Ensure all tap targets are at least 44x44px with adequate spacing
- mediumaccessibility
Missing main landmark
No <main> element or role="main" found
Wrap primary content in a <main> element for screen reader navigation
- 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
- mediumaccessibility
Positive tabindex values found
83 elements use tabindex > 0, which disrupts natural tab order
Use tabindex="0" or tabindex="-1" instead of positive values
- 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
- mediumsocial checker
Missing og:image
No social sharing image set — posts will lack visual appeal
Add og:image meta tag (1200x630px recommended)
- 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
- mediumbrand checker
Missing favicon
No favicon link tag found
Add a favicon for brand recognition in browser tabs and bookmarks
- mediumcrawl budget
No sitemap.xml found
sitemap.xml returned HTTP 404
Create a sitemap.xml to help search engines discover all pages
- mediumcrawl budget
Potential crawl traps
Found 5 URLs with faceted/pagination patterns
Consider blocking these URL patterns via robots.txt to preserve crawl budget
Bajo (25)
- lowcookies
3 cookies missing HttpOnly flag
Cookies without HttpOnly can be accessed by JavaScript, increasing XSS risk
Add HttpOnly to session and authentication cookies
- lowcookies
1 cookie missing SameSite attribute
Missing SameSite defaults to Lax in modern browsers but should be explicit
Set SameSite=Strict or SameSite=Lax on all cookies
- lowcookies
2 cookies with expiry > 1 year
Long cookie lifetimes may violate privacy regulations
Reduce cookie lifetimes to the minimum necessary period
- 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'
- lowdns
Only one MX record (no redundancy)
A single MX record means no failover if the mail server goes down.
Add a secondary MX record for email redundancy
- 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
- lowmeta
Title too long
Title is 83 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
- lowmeta
Missing Twitter Card
No twitter:card meta tag
Add twitter:card meta tag for Twitter sharing
- lowmeta
Missing favicon
No favicon link tag found
Add a favicon for better browser tab recognition
- lowtechnology
Many inline scripts
21 inline <script> blocks found
Move inline scripts to external files for caching and CSP compliance
- lowcontent
Low text-to-HTML ratio
Text/HTML ratio is 3% (recommended: >5%)
Consider adding more descriptive text content
- lowcontent
Empty anchor links
5 links point to "#" or "javascript:void(0)"
Use proper URLs or button elements instead of empty anchors
- lowmobile
Missing inputmode attributes
1 numeric fields lack inputmode hints
Add inputmode="numeric" or "tel" to show the right keyboard
- 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 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
- lowsocial checker
Missing og:type
Open Graph type is not set
Add og:type meta tag (e.g., "website", "article")
- lowuptime checker
No custom 404 page
The 404 error page appears to be a generic server default
Create a custom 404 page with navigation links and search to retain visitors
- lowbrand checker
No WebSite schema
No WebSite JSON-LD found
Add WebSite structured data for sitelinks search box in Google
- lowbrand checker
No web app manifest
No manifest.json linked — PWA features unavailable
Add a web app manifest for installability and brand customization
- 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
19 images without lazy loading
Add loading="lazy" to below-the-fold images for faster initial page load
AI Fix Prompt
Copie este prompt en ChatGPT o Claude para obtener instrucciones paso a paso para resolver las incidencias
Fix all SEO issues found in the audit of wasco.nl.
Prioritize high-severity issues first, then medium. For each fix, make the actual code change — don't just describe what to do.
```json
{
"domain": "wasco.nl",
"scores": {
"overall": 68,
"performance": 0,
"seo": 65,
"accessibility": 46,
"bestPractices": 78,
"security": 79
},
"findings": [
{
"module": "cookies",
"severity": "medium",
"title": "1 cookie missing Secure flag",
"description": "Cookies without Secure flag can be sent over unencrypted HTTP connections",
"recommendation": "Add the Secure attribute to all cookies to prevent transmission over HTTP"
},
{
"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-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": "meta",
"severity": "medium",
"title": "Missing og:title",
"description": "Open Graph title is not set",
"recommendation": "Add og:title meta tag for social sharing"
},
{
"module": "meta",
"severity": "medium",
"title": "Missing og:image",
"description": "No Open Graph image set. Social shares will lack a preview image.",
"recommendation": "Add og:image meta tag (1200x630px recommended)"
},
{
"module": "meta",
"severity": "medium",
"title": "Missing lang attribute",
"description": "The <html> element has no lang attribute",
"recommendation": "Add lang attribute to <html> for accessibility and SEO"
},
{
"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": "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": "technology",
"severity": "medium",
"title": "Render-blocking scripts",
"description": "16 scripts load synchronously without async/defer",
"recommendation": "Add async or defer to non-critical scripts to improve page load speed"
},
{
"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": "Low keyword relevance",
"description": "Only 43% of title keywords appear in body text",
"recommendation": "Ensure the page content includes the keywords from the title"
},
{
"module": "mobile",
"severity": "medium",
"title": "Zoom disabled",
"description": "Viewport prevents user zoom — accessibility issue",
"recommendation": "Remove maximum-scale=1 and user-scalable=no to allow pinch-to-zoom"
},
{
"module": "mobile",
"severity": "medium",
"title": "1 small tap targets detected",
"description": "Some interactive elements may be too small for comfortable tapping",
"recommendation": "Ensure all tap targets are at least 44x44px with adequate spacing"
},
{
"module": "accessibility",
"severity": "high",
"title": "Missing lang attribute",
"description": "The <html> tag does not have a lang attribute",
"recommendation": "Add lang=\"en\" (or appropriate language) to the <html> tag"
},
{
"module": "accessibility",
"severity": "high",
"title": "4 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": "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": "medium",
"title": "Positive tabindex values found",
"description": "83 elements use tabindex > 0, which disrupts natural tab order",
"recommendation": "Use tabindex=\"0\" or tabindex=\"-1\" instead of positive values"
},
{
"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": "social-checker",
"severity": "medium",
"title": "Missing og:image",
"description": "No social sharing image set — posts will lack visual appeal",
"recommendation": "Add og:image meta tag (1200x630px recommended)"
},
{
"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": "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": "brand-checker",
"severity": "medium",
"title": "Missing favicon",
"description": "No favicon link tag found",
"recommendation": "Add a favicon for brand recognition in browser tabs and bookmarks"
},
{
"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": "crawl-budget",
"severity": "medium",
"title": "Potential crawl traps",
"description": "Found 5 URLs with faceted/pagination patterns",
"recommendation": "Consider blocking these URL patterns via robots.txt to preserve crawl budget"
},
{
"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"
}
]
}
```Recomendaciones para su sector
- 1Cumplir con las directrices de accesibilidad WCAG 2.1 AA
- 2Configurar cabeceras de seguridad HSTS y CSP
- 3Asegurar que el sitemap incluya todas las páginas importantes
- 4Optimizar la velocidad de carga a menos de 2 segundos
- 5Garantizar un diseño responsivo en todas las páginas
Lista de control SEO para General
Consejos para sitios web de Mixto
- →Defina páginas de aterrizaje diferenciadas para cada segmento
- →Aplique estrategias de metaetiquetas específicas por tipología de página
- →Segmente el mapa del sitio por tipo de contenido
Contexto SEO local
Los Países Bajos son uno de los mercados más maduros digitalmente de Europa, con una elevadísima cuota de uso móvil.