Checked in public.

Independent scanners test thinkr.sh in the open. Each result links to its live test, so you can run it yourself.

A+

Qualys SSL Labs · Checked on 20 Oct 2026

What each scanner found.

Run any of them yourself: the links open the live test of thinkr.sh.

Qualys SSL Labs
A+
TLS on all four Cloudflare addresses
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Mozilla HTTP Observatory
A+
Score 120 of 100 · 12 of 12 tests passed
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Snyk Security Headers
A+
Headers include Content Security Policy (CSP), HSTS, and X-Frame-Options DENY
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DNSViz
Valid
DNSSEC validated by 1.1.1.1, 8.8.8.8, and 9.9.9.9
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The Markup Blacklight
0
Ad trackers and third-party cookies. No canvas fingerprinting, session recording, keystroke capture, or Facebook, TikTok, or X pixel.
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Webbkoll
0
Third-party requests and cookies. HTTPS by default, no referrer leaks, and a good CSP.
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Set on the server and at the edge, and true today.

These checks cover this website. How a chat stays private is on the privacy page.