What Google says about « http 3 »

3 statements 8 related

🎥 YouTube Videos 3

Is the 304 Not Modified code really a trap for your indexing?

John Mueller 🎥 YouTube Aug 2020 ★★★

Le code HTTP 304 doit être retourné uniquement en réponse à une requête conditionnelle (If-Modified-Since). Retourner un 304 sur une requête...

Could a 304 Not Modified code actually prevent your pages from being indexed?

John Mueller 🎥 YouTube Aug 2020 ★★

Le code 304 Not Modified ne doit être retourné que pour les requêtes conditionnelles (avec If-Modified-Since). Pour les requêtes normales, r...

Should you really prefer a 302 over a 301 for mobile redirects?

Google 🎥 YouTube Jan 2014 ★★★

Pour les redirections de sites desktop vers sites mobiles, Google recommande d'utiliser le code d'état HTTP 302 plutôt que 301. Bien que les...

💡 Semantically related 8

Statements from the same topics, to deepen your understanding.

How Does Google Actually Choose Which Canonical URL to Index When Multiple Versions Exist?

John Mueller Sep 2019 ★★★

How Can You Tell a Good Crawler from a Bad One and Why Does It Matter for Your SEO?

Gary Illyes Aug 2025 ★★★

Should You Worry About URLs with Anchors (#:~:text=) in Search Console?

John Mueller Feb 2025 ★★★

Should You Really Exclude All Redirected URLs from Your XML Sitemap?

John Mueller Sep 2018 ★★★

Does the Order of URLs in an XML Sitemap File Actually Matter to Google?

John Mueller Aug 2017 ★★★

Is it really necessary to split your XML sitemap into multiple files?

John Mueller May 2026 ★★★

Do AI-generated sites need a specific technical setup to rank well?

John Mueller May 2026 ★★★

Is mobile-desktop parity really costing you search rankings more than you think?

Martin Splitt Mar 2026 ★★★