www.cms.gov: Web standards & metadata — week 2026-W38
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
hreflang alternates declared
0%
0/1442
Open social presence (Mastodon/Bluesky) linked
0%
0/1442
schema.org GovernmentOrganization markup
5%
76/1442
Open Graph tags (4/6)
5%
76/1442
Twitter card metadata
5%
76/1442
Canonical URL declared
46%
668/1442
Meta description present
63%
907/1442
Character encoding declared
89%
1289/1442
Document language (lang) set
89%
1290/1442
Responsive viewport (zoom not disabled)
89%
1290/1442
Page has a <title>
100%
1442/1442
across 1442 page(s)
No Mastodon/Bluesky links detected on checked pages.
Progressive Web Resilience across 1442 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
Web app manifest declared
✗ 0/1442 pages
A web app manifest is required for installability and controls how the app appears when launched.
—
Service worker registered
✗ 0/1442 pages
A service worker is what makes offline access, caching, and background sync possible.
—
Theme color declared
✗ 0/1442 pages
Theme color controls the browser chrome/status-bar color when the site is installed or bookmarked.
—
Manifest fetched and parsed successfully
✗ 0/1442 pages
A manifest that fails to parse cannot drive installability or launch behavior even if the link is present.