vital-scans open quality ledger

www.healthcare.gov: Web standards & metadata — week 2026-W31

Web standards & metadata

Web-standards, metadata, and security checks in the spirit of ScanGov (methodology CC0), run across our scan rather than only the homepage.

Share of checked pages passing each standard (lowest first).
StandardPass ratePages
schema.org GovernmentOrganization markup0%0/255
hreflang alternates declared0%0/255
Open social presence (Mastodon/Bluesky) linked0%0/255
Canonical URL declared96%245/255
Meta description present96%245/255
Open Graph tags (6/6)97%247/255
Twitter card metadata97%247/255
Page has a <title>100%255/255
Character encoding declared100%255/255
Document language (lang) set100%255/255
Responsive viewport (zoom not disabled)100%255/255

across 255 page(s)

No Mastodon/Bluesky links detected on checked pages.

Progressive Web Resilience across 255 page(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).
CapabilityResultWhy it mattersEvidence
Service worker registered ✗ 0/255 pages A service worker is what makes offline access, caching, and background sync possible. —
Apple touch icon (iOS/bookmark icon) ✗ 1/255 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 ✗ 0/255 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) ✗ 0/255 pages An active service worker (not just registered) is what actually intercepts requests and serves cached content. —
Service worker controls this page load ✗ 0/255 pages A controlling service worker means THIS page load is being served/intercepted, not just a future one. —
Meets basic installability criteria ✗ 0/255 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 ~ 4/255 pages A web app manifest is required for installability and controls how the app appears when launched. —
Theme color declared ~ 4/255 pages Theme color controls the browser chrome/status-bar color when the site is installed or bookmarked. #000000
Manifest fetched and parsed successfully ~ 4/255 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) ✓ 255/255 pages HTTPS is required for service workers and most install prompts. —