www.medicare.gov: Web standards & metadata — week 2026-W39
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%
5/1038
Open social presence (Mastodon/Bluesky) linked
0%
0/1038
Meta description present
55%
573/1038
Canonical URL declared
86%
896/1038
hreflang alternates declared
86%
896/1038
Open Graph tags (6/6)
86%
896/1038
Twitter card metadata
86%
896/1038
Page has a <title>
100%
1038/1038
Character encoding declared
100%
1038/1038
Document language (lang) set
100%
1038/1038
Responsive viewport (zoom not disabled)
100%
1038/1038
across 1038 page(s)
No Mastodon/Bluesky links detected on checked pages.
Progressive Web Resilience across 1038 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
✗ 0/1038 pages
A service worker is what makes offline access, caching, and background sync possible.
—
Manifest declares a maskable icon
✗ 0/1038 pages
A maskable icon lets the OS safely crop/mask the app icon on different device shapes without clipping content.