www.medicare.gov: Web standards & metadata — week 2026-W40
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).
Standard
Pass rate
Pages
schema.org GovernmentOrganization markup
0%
3/1016
Open social presence (Mastodon/Bluesky) linked
0%
0/1016
Meta description present
52%
528/1016
Canonical URL declared
85%
866/1016
hreflang alternates declared
85%
866/1016
Open Graph tags (5/6)
85%
866/1016
Twitter card metadata
85%
866/1016
Page has a <title>
100%
1016/1016
Character encoding declared
100%
1016/1016
Document language (lang) set
100%
1016/1016
Responsive viewport (zoom not disabled)
100%
1016/1016
across 1016 page(s)
No Mastodon/Bluesky links detected on checked pages.
Progressive Web Resilience across 1016 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).
Capability
Result
Why it matters
Evidence
Service worker registered
✗ 0/1016 pages
A service worker is what makes offline access, caching, and background sync possible.
—
Manifest declares a maskable icon
✗ 0/1016 pages
A maskable icon lets the OS safely crop/mask the app icon on different device shapes without clipping content.