# Guardr (guardr.io)

Checks websites from outside for uptime, certificates, headers, exposed files and leaked keys, grading each site A to F.

- Atlas card: https://inite.ai/en/atlas/guardr.io
- Site: https://guardr.io
- For: people who manage websites for clients or for their own sites, watching uptime and security settings
- Categories: dev
- Use 0/100 · alive 100/100

## Used for

- get alerted when a site stops answering
- check certificate expiry before a renewal lapses
- find exposed env files and API keys in JavaScript bundles

## Price

- from 3 USD/month, free plan (read 2026-10-24 on https://guardr.io/pricing/)

## For developers

- API docs: https://guardr.io/docs/api
- MCP server: io.guardr/guardr (namespace; auth on 2026-10-24)
- Read 2026-10-24

## MCP server, measured daily

Server: https://api.guardr.io/mcp, checked every day since 2026-10-24 (3 checks).

- Answered: measuring, 3 daily checks so far
- Median first answer: 172 ms
- Sign-in: a pasted key
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr
- Read 2026-10-24

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Source: INITE Atlas, https://inite.ai/en/atlas/guardr.io. JSON: https://inite.ai/api/atlas/guardr.io. MCP: https://inite.ai/api/mcp (atlas_lookup).