HSTS Studio is provided free of charge for informational purposes. It checks public DNS records and publicly reachable endpoints and reports what it finds. We aim for accuracy but make no warranty that results are complete or error-free; always confirm important changes against your own authoritative configuration.
Acceptable use
Use the tool to check domains and services you own or are authorised to test. Do not use it to attack, overload or probe systems without permission. We apply rate limits to keep the service available for everyone.
No liability
The service is provided “as is” without warranties of any kind. We are not liable for any loss arising from use of, or reliance on, the results.
Part of DNS Studio
hsts.studio is part of DNS Studio. See our Privacy page for how data is handled.