HTTP Header Check
Fetch a URL and list every response header, status code and redirect in the chain.
Enter a value above and run the check to see results here.
How it works
Fetch a URL and list every response header, status code and redirect in the chain.
Frequently asked questions
Is the HTTP Header Check tool free to use?+
Yes. The HTTP Header Check runs directly in NetInsight with no signup required. Free-tier usage is rate limited to keep the service fast for everyone.
Are my queries logged?+
Diagnostic inputs are processed to produce your result and are not sold or shared. See our Privacy Policy for full detail on retention.
How accurate are the HTTP Header Check results?+
Results are fetched live from authoritative sources each time you run a check, so they reflect the current state rather than a cached snapshot.