HTTP Status Code Checker
Check many URLs at once and see status, redirects and timing.
Also in Server & Headers
HTTP Headers CheckerEvery response header, with the security ones graded.Needs a page URLRedirect CheckerTrace the full redirect chain hop by hop, and spot loops.Needs a page URLRobots.txt TesterRead a site robots.txt and test whether a given URL is crawlable.Needs a domain nameXML Sitemap CheckerFind a sitemap, count its URLs and spot-check that they resolve.Needs a domain name