Redirection is a process put in place to forward site visitors to an alternative page when the page they are looking to view is no longer live on the site. Redirects may be implemented for migration purposes, as well as for site re-architecture and when pages naturally expire. They can also be used to consolidate ranking signals. Our Hangout Notes cover the different redirection types and explore how Google understands these.

Redirects Can Impact Crawl Budget Due to Added Time for URLs to be Fetched

August 9, 2019 Source

If there are a lot of redirects on a site, this can impact crawl budget as Google will detect that URLs are taking longer to fetch and will limit the number of simultaneous requests to the website to avoid causing any issues to the server.

Google May Index Redirected URLs if Served in Sitemap Files

June 28, 2019 Source

Redirects and sitemaps are both signals that Google uses to select preferred URLs. If you redirect to a destination URL but the source URL is in a sitemap, this is giving Google conflicting signals about which URL you want to be shown in search

Make Sure Hosting & Redirects Are Set Up Correctly After Migration so Google Doesn’t Think Site is Offline

June 11, 2019 Source

If part of your website doesn’t work when Google is trying to access it, such as www. pages, Google could assume that the site has gone offline. Ensure that redirects and the hosting is set up correctly to avoid this from happening.

The Target Page of a Redirect Will be Used to Determine Relevance

May 17, 2019 Source

When crawling a redirected page, Google will use the content of the target URL in order to determine the relevance of the page, as it will see different content when crawling the redirected URL.

Mixing 301 & 302 Redirects in a Chain Can Cause Confusion About Which URL Should be the Canonical

April 16, 2019 Source

If Google encounters a mix of 301 and 302 redirects in a chain, it won’t receive clear signals on which URL should be indexed and shown in the search results. To decide this, it will take other canonicalization signals into account.

A 302 Redirect is Eventually Treated as a Permanent Redirect

April 16, 2019 Source

A 302 redirect will be treated as a permanent redirect if it is in place for a significant amount of time, regardless of its temporary status code.

Soft 404s Cannot Be Passed to Other Pages via Redirects or Canonicals

March 22, 2019 Source

A soft 404 cannot be passed on to another page via a canonical or redirect. Google ignores the content on a page if it detects that it is a 404 or soft 404.

Google Can Process HTTPS Migrations Implemented With 302 Redirects

March 5, 2019 Source

Even though it is recommended to use 301 redirects where possible for site migrations, John explained that Google often sees the wrong types of redirects implemented and has adapted to try and handle this.

Rather Than Redirecting Temporary Pages, Encourage Users to Link to More Permanent Pages

February 22, 2019 Source

If you have a page that will only be live for a short amount of time, instead of trying to consolidate link equity through redirects, John recommends encouraging users to link to more permanent pages on your site like category pages.

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