Blog
Guides, tutorials, and deep dives on HTTP, redirects, SEO, and web security.
How to Check a URL Redirect Chain (Step-by-Step)
Learn how to trace a complete URL redirect chain, interpret every HTTP and client-side hop, and fix loops, long chains, and incorrect destinations.
How to Bulk Check HTTP Status Codes
Learn how to build a URL list, run a bulk HTTP status check, interpret 2xx–5xx responses, and prioritize fixes for SEO, migrations, and release QA.
How to Check a URL as Googlebot
Test a URL with a Googlebot user agent, compare crawler and browser responses, and diagnose redirects, blocks, rendering limits, and crawl discrepancies.
How to Expand a Short URL Without Opening It
Learn how to reveal a Bitly, t.co or TinyURL destination, inspect redirect hops and tracking parameters, and understand the security limits of URL expansion.
How to Find and Fix Redirect Loops
Diagnose ERR_TOO_MANY_REDIRECTS with a repeatable workflow covering HTTPS, www, trailing slashes, proxies, cookies, CDNs, and application rules.
How to Remove UTM, fbclid and gclid From a URL
Learn which URL tracking parameters can usually be removed, which query values may be functional, and how to clean links without breaking their destination.
HTTP Status Codes: Complete Guide from 200 to 503
Complete HTTP status code guide covering all common 1xx-5xx codes, their meanings, use cases, and troubleshooting methods.
301 vs 302 vs 307 vs 308 Redirects: Complete Guide
Compare HTTP 301, 302, 307 and 308 redirects, including permanence, method handling, caching, SEO use cases, migration examples, and common mistakes.