Failed: Meta description · Exactly one H1 · Canonical · Structured data · Open Graph metadata
Technical · 11/21 passed · 10 failed
Failed: HTML language · Character encoding · robots.txt · XML sitemap · Internal links present · Canonical present · Canonical matches host · Single H1 · Cache policy declared · No external resources without SRI
Not rated / not applicable: Responsive image markup
Category scores are calculated directly from the individual checks: passed divided by all rated checks. Unrated or not-applicable checks are shown separately and are not counted as passed.
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SEO
✓Title presentGeslaagd
✓Title lengthGeslaagd
×Meta descriptionAandacht nodig
×Exactly one H1Aandacht nodig
✓Heading hierarchyGeslaagd
×CanonicalAandacht nodig
✓Image alt coverageGeslaagd
×Structured dataAandacht nodig
×Open Graph metadataAandacht nodig
Technical
✓HTTP status 2xxGeslaagd
✓HTML content typeGeslaagd
×HTML languageAandacht nodig
×Character encodingAandacht nodig
✓HTML doctypeGeslaagd
✓Robots allows indexingGeslaagd
×robots.txtAandacht nodig
×XML sitemapAandacht nodig
✓FaviconGeslaagd
×Internal links presentAandacht nodig
✓DNS address presentGeslaagd
✓No redirect loopGeslaagd
✓Short redirect chainGeslaagd
×Canonical presentAandacht nodig
×Canonical matches hostAandacht nodig
✓Heading hierarchy validGeslaagd
×Single H1Aandacht nodig
×Cache policy declaredAandacht nodig
✓No duplicate scriptsGeslaagd
✓No duplicate stylesheetsGeslaagd
×No external resources without SRIAandacht nodig
Performance
✓Response under 1.5sGeslaagd
✓HTML under 250 KBGeslaagd
✓Compression enabledGeslaagd
✓Parser blocking scripts <= 2Geslaagd
✓Blocking stylesheets <= 4Geslaagd
✓Image dimensions >= 80%Geslaagd
Security
×HTTPSAandacht nodig
×HTTP redirects to HTTPSAandacht nodig
×Valid TLS certificateAandacht nodig
✓No mixed contentGeslaagd
×HSTSAandacht nodig
×Content Security PolicyAandacht nodig
×MIME sniffing protectionAandacht nodig
×Frame protectionAandacht nodig
×Referrer PolicyAandacht nodig
×Permissions PolicyAandacht nodig
✓Email privacyGeslaagd
Mobile
×Viewport meta tagAandacht nodig
×Responsive viewportAandacht nodig
✓No embedded objectsGeslaagd
✓No fixed-width layout hintsGeslaagd
✓No tiny-control hintsGeslaagd
–Responsive image markupNot rated / not applicable
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