Check if a site supports HTTPS and whether it redirects HTTP to HTTPS correctly.
HTTPS Upgrade Checker: Check if a site supports HTTPS and whether it redirects HTTP to HTTPS correctly. Catches the subtle errors — trailing commas, type mismatches, missing brackets — that cause runtime failures. 100% browser-based: no server calls, no logging, no data retention. Ships with the URL tools on HttpStatus.com.
HTTPS Upgrade Checker validates syntax and format rules. For schema-level checks, use a dedicated schema validator.
Yes — free for personal, educational, and commercial use. No attribution required.
HttpStatus.com's Integrate API offers programmatic access to many tools. See the API documentation for available endpoints.