HTTP & Redirects tools
Status, TTFB, redirect chains
HTTP Status Checker
Free HTTP status checker: verify status codes, headers, response time for any URL. Test redirects and server response.
Redirect Chain Checker
Analyze redirect chains, detect loops and broken redirects. See full chain from URL to final destination. Free SEO tool.
TTFB Tester
Measure Time To First Byte and total response time for any URL. Free TTFB checker for SEO and performance. No signup.