What does Google say about SEO? /
Redirects represent a critical technical component of search engine optimization, especially during site migrations, redesigns, or URL structure changes. This category compiles all official Google statements regarding the implementation of various redirect types (301, 302, 307, 308) and their SEO implications. Understanding Google's stance on redirects is vital for preserving page authority and rankings during structural modifications. SEO practitioners will find valuable insights on PageRank transfer, Googlebot processing timeframes, best practices for avoiding redirect chains, and context-specific recommendations (HTTPS migrations, mobile versions, international content). Google has significantly evolved its redirect handling over the years, notably regarding temporary redirects that can now pass ranking signals under certain conditions. This official documentation enables optimization of migration strategies, minimizes organic traffic loss, and ensures smooth transitions during URL changes while adhering to the search engine's technical guidelines. Whether planning a domain migration, implementing HTTPS, or restructuring site architecture, these authoritative declarations provide the foundation for making informed decisions that protect search visibility and maintain hard-earned rankings throughout technical transformations.
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★★★ Should you really verify a domain's history before SEO migration?
Before migrating to a new domain, you must verify its history using tools like archive.org. A domain with a problematic past (spam, inappropriate content) can affect SEO even after migration....
John Mueller Feb 23, 2023
★★★ Are you hiding redirects from Googlebot and killing your site migration?
Google has received escalations from sites that configured redirects triggering only for users but not for Googlebot, causing migration issues....
Gary Illyes Feb 23, 2023
★★ Have site migrations really become less risky for SEO now?
Google has noticed a clear decline in complaints about site migrations in recent years. A team of engineers worked specifically to make migrations less painful, and the improvements seem to be working...
Gary Illyes Feb 23, 2023
★★★ Can You Really Use a 301 Redirect Between Pages in Different Languages?
In a brief conversation posted on Mastodon, Gary Illyes from Google indicated that the 301 redirect (permanent redirect) was required when two URLs are almost identical. So far, nothing new. But where...
Gary Illyes Feb 20, 2023
★★★ Is Google Really Changing Its Rules or Just Repackaging Them With Search Essentials?
Google has renamed its Webmaster Guidelines to 'Search Essentials'. This change represents an official overhaul of the reference documentation for best practices in natural search optimization recomme...
Google Feb 16, 2023
★★★ How does an HTML redesign actually impact your SEO rankings?
Gary Illyes explained on LinkedIn that when launching a website redesign that affects the HTML code of pages, this will certainly have an influence on the site's rankings in search engines afterwards....
Gary Illyes Feb 13, 2023
★★★ Why should you keep old URLs in the sitemap after a 301 redirect?
When changing URLs with 301 redirects, it is advisable to keep the old URLs in the XML sitemap until they disappear from Google's index. Once they are indexed under their new URL, they can be removed ...
Google Feb 09, 2023
★★★ Should You Really Always Use Absolute URLs in Your Canonical Tags?
Gary Illyes explained on LinkedIn that "canonical" tags on a website should contain absolute addresses (https://www..com/20230203-51450-quand-les-quality-raters-de-google-manifestent-pour-etre-mieux-p...
Gary Illyes Feb 06, 2023
★★ Do you really need to request removal of redirected URLs from Google's index?
After moving content with 301 redirects, there is no need to request the removal of old URLs from the index. This happens automatically over time. If old URLs appear in specific searches, this is norm...
John Mueller Jan 31, 2023
★★★ Why do 301 redirects remain absolutely critical when migrating to a new domain?
When changing a company name that modifies URLs, the most important thing is to ensure that old URLs redirect to new ones with 301 redirects. You then need to verify the new domain in Search Console....
John Mueller Jan 31, 2023
★★★ Can you really have millions of 301 redirects without hurting your SEO?
You can have as many pages in redirect as you want. Millions of redirects are acceptable if that's what you need. It is not necessary to redirect every 404 error....
John Mueller Dec 29, 2022
★★★ Can blocking a redirect page with robots.txt really stop PageRank from passing through?
If the goal is to prevent signals from passing through a link, it is acceptable to use a redirect page blocked by robots.txt to prevent PageRank flow....
John Mueller Dec 29, 2022
★★ How many redirects can you really have on a site without triggering an SEO penalty?
You can have as many redirects as you want on your website overall. Just make sure that individual URLs don't have too many jumps in their redirect chains....
Google Dec 29, 2022
★★★ Do redirect chains really block Google's crawl on your site?
If a crawl tool cannot complete the exploration of a website because of redirect chains, Google won't be able to do it either. Google will simply give up and explore elsewhere rather than persist with...
Crystal Carter Nov 29, 2022
★★★ Are you really losing SEO value with unnecessary internal redirects on your site?
There should be no internal redirects if you can avoid them. Redirects should only be used for migrations or necessary changes where you cannot maintain the original URL structure....
Crystal Carter Nov 29, 2022
★★ Are Browser Developer Tools Really Enough to Audit Your SEO Redirects?
The Network tab in Developer Tools built into your browser lets you see all HTTP status codes (301, 200, 404, etc.) and identify redirect chains without requiring paid tools....
Martin Splitt Nov 29, 2022
★★ Do redirect chains really kill user experience and SEO performance?
Redirect chains and excessive 301 redirects can slow down page experience for users. Each redirect adds waiting time and can even cause the browser to abandon the request....
Crystal Carter Nov 29, 2022
★★ Why should you detect technical errors before Google finds them for you?
Monitoring tools can alert you immediately when new 301s, 500 errors, or other technical problems arise. It is preferable to detect and correct these issues before Google discovers them....
Crystal Carter Nov 29, 2022
★★★ Do you really need bidirectional redirects between mobile and desktop versions to avoid indexing issues?
For sites with separate mobile and desktop versions, you must implement redirects in both directions: mobile to m.domain.com AND desktop to www.domain.com. Without this, Google assumes everything is o...
John Mueller Nov 17, 2022
★★★ Are geographic redirects really preventing your European content from being indexed?
Forced redirects based on geolocation can prevent indexation because Googlebot primarily crawls from the United States for Europe. If content is inaccessible from the US, it won't be indexed....
John Mueller Nov 17, 2022
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