website lookup · census · IO · fetched 2026-09-30 · JSON
shields.io
shields.io · Shields.io
| TLD family | IO |
|---|---|
| Rank | 28,281 |
| Website reachable over HTTPS | yes (HTTP 200) |
| HSTS header | no |
| security.txt (RFC 9116) | incomplete published at /.well-known/security.txt; missing the required Contact line; missing the required Expires line |
| Privacy policy linked from the homepage | linked |
| Accessibility statement linked from the homepage | not linked |
| robots.txt | served; GPTBot allowed, ClaudeBot allowed, ChatGPT-User allowed, Claude-User allowed, Perplexity-User allowed, Googlebot allowed, all other bots allowed |
| llms.txt | not published |
| A2A agent card | published |
What to fix
- security.txt is missing the Contact line, which RFC 9116 requires. Guide
- No HSTS header: browsers can still be downgraded to HTTP on the first visit.
- No accessibility statement link found on the homepage. Legal notices checklist
- No llms.txt: a short Markdown index of what the site offers to AI assistants. Guide
Full agent-readiness grade (live)
Run this site?
Instant AI visibility report for shields.io: $9 · $49 full report or $99 monthly monitoring · Hosted accessibility feedback and privacy request desk
One fetch on 2026-09-30; homepage links detected from anchors and visible text, so a page that exists but is not linked from the homepage is not counted. Record as JSON: shields.io.json (CC BY 4.0). Not legal advice.