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Cookie Checker
See which cookies a URL sets on first response and their security flags — Secure, HttpOnly, SameSite, path and expiry.
We read the Set-Cookie headers from the response.
Next step: SSL Certificate Checker →
About the Cookie Checker
Shows which cookies a URL sets on its first response and their security flags — Secure, HttpOnly, SameSite — so you can audit privacy compliance and cookie hardening.
What this tool checks
- Lists cookies set on the first response
- Shows Secure, HttpOnly and SameSite flags
- Reveals domain, path and expiry
Frequently asked questions
What do Secure and HttpOnly do?
Secure sends the cookie only over HTTPS; HttpOnly hides it from JavaScript — both reduce theft risk.
Does this see all cookies?
It reads cookies set on the first server response; cookies added later by JavaScript won't appear here.
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