vital-scans open kwaliteitsregister

www.healthcare.gov: Webstandaarden en metadata — week 2026-W40

Webstandaarden en metadata

Controles van webstandaarden, metadata en beveiliging in de geest van ScanGov (methodologie CC0), uitgevoerd over onze hele scan in plaats van alleen de homepage.

Aandeel gecontroleerde pagina's dat aan elke standaard voldoet (laagste eerst).
StandaardSlaagpercentagePagina's
schema.org GovernmentOrganization markup0%0/555
hreflang alternates declared0%0/555
Open social presence (Mastodon/Bluesky) linked0%0/555
Canonical URL declared97%540/555
Meta description present97%537/555
Open Graph tags (6/6)98%542/555
Twitter card metadata98%542/555
Page has a <title>100%555/555
Character encoding declared100%555/555
Document language (lang) set100%555/555
Responsive viewport (zoom not disabled)100%555/555

over 555 pagina('s)

Geen Mastodon-/Bluesky-links gedetecteerd op de gecontroleerde pagina's.

Progressive Web Resilience over 555 pagina('s)

Capabilities that keep the site useful under real-world conditions — unreliable connectivity, interrupted sessions, mobile install. Not a compliance score: each row is independent evidence.

Progressive Web Resilience signals (lowest pass rate first).
CapabilityResultaatWhy it mattersBewijs
Service worker registered ✗ 0/555 pages A service worker is what makes offline access, caching, and background sync possible. —
Apple touch icon (iOS/bookmark icon) ✗ 1/555 pages iOS uses this icon for home-screen bookmarks and "Add to Home Screen" — without it the icon falls back to a screenshot. —
Manifest declares a maskable icon ✗ 0/555 pages A maskable icon lets the OS safely crop/mask the app icon on different device shapes without clipping content. No manifest declared
Service worker is active (not just registered) ✗ 0/555 pages An active service worker (not just registered) is what actually intercepts requests and serves cached content. —
Service worker controls this page load ✗ 0/555 pages A controlling service worker means THIS page load is being served/intercepted, not just a future one. —
Meets basic installability criteria ✗ 0/555 pages Determines whether the browser can realistically offer "Add to Home Screen" / install, based on manifest + service worker + HTTPS together. no readable web app manifest; no service worker registered
Web app manifest declared ~ 6/555 pages A web app manifest is required for installability and controls how the app appears when launched. —
Theme color declared ~ 6/555 pages Theme color controls the browser chrome/status-bar color when the site is installed or bookmarked. #000000
Manifest fetched and parsed successfully ~ 6/555 pages A manifest that fails to parse cannot drive installability or launch behavior even if the link is present. No manifest declared
HTTPS (required for service workers) ✓ 555/555 pages HTTPS is required for service workers and most install prompts. —