Useful answers first
The tools answer a specific question and explain where the information came from. We do not turn an uncertain observation into a security verdict. No payment, account, cloud workspace or public scanning API is required.
A smaller attack surface
IsThisMyIP v3 does not connect to arbitrary addresses supplied by visitors. Passwords and URL structure checks run locally. Optional domain lookups go only to the IANA-listed registry or Cloudflare DNS after you click; purchase availability still requires a registrar.