vital-scans open quality ledger

data.cms.gov: Web standards & metadata — week 2026-W28

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%0/1123
hreflang alternates declared0%0/1123
Open social presence (Mastodon/Bluesky) linked0%0/1123
Web app manifest declared0%0/1123
Service worker registered0%0/1123
Apple touch icon (iOS/bookmark icon)0%0/1123
Meta description present29%323/1123
Canonical URL declared31%344/1123
Open Graph tags (5/6)54%601/1123
Twitter card metadata54%601/1123
Theme color declared57%643/1123
Page has a <title>100%1123/1123
Character encoding declared100%1123/1123
Document language (lang) set100%1123/1123
Responsive viewport (zoom not disabled)100%1123/1123
HTTPS (required for service workers)100%1123/1123

across 1123 page(s)

No Mastodon/Bluesky links detected on checked pages.