301 и 302 редиректы: как поисковые системы обрабатывают изменения URL

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301 vs. 302 Redirects: How Search Engines Treat a URL Change, Measured on This Blog

Sooner or later every site changes a URL: a cleaner slug, a move to HTTPS, a new domain or subdomain. Each time, the same question comes up: should the redirect be a 301 or a 302? I covered HTTP status codes in general in "HTTP Status Code Basics." This article narrows in on 301 and 302: how search engines interpret each one, and which redirects WordPress already sends on its own. The examples come from running curl against this blog. A redirect is "don't look here, look there" A re