Is it SEO-acceptable to do an automatic redirect based on Accept-Language header value

Is it SEO-acceptable to do an automatic redirect based on Accept-Language header value - If a page has internal and external outgoing links to redirecting URLs, it’s returning 3xx (301, 302, etc.) HTTP status codes standing for redirection. This issue means that the page does not exist on a permanent or temporary basis. It appears on most of the popular web browsers, usually caused by a misconfigured website. However, there are some steps you can take to ensure the issue isn’t on your side. You can find more details about redirecting URLs by reading the Google Search Central overview. In this article, we’ll go over how you can fix the Is it SEO-acceptable to do an automatic redirect based on Accept-Language header value error on your web browser. Problem :

We are launching a big international web site, that has local web sites on other domains.

We are planning to configure the web site to behave in the following manner:

Of a user with German (de) Accept-Language header visits example.com, he is automatically redirected to example.de.

If on example.de he selects to go to example.com, the specific "no redirect in future" cookie is added. Now, when he visits example.com, he is no longer redirected.

Will this "initial redirect" behavior have any negative implication of website's reputation in search engines?

Solution :

Googlebot does not use or store cookies so you have no problem there. However, if the sites have similar content written in different languages you should use the rel=alternate and hreflang values as described in the following article:

https://support.google.com/webmasters/answer/189077?hl=en

You can also find a few more tips and best practices here:
300, 302, 303 or 307 redirect for international site?

We hope that this article has helped you resolve the seo, redirects, cookie error in your web browsers. Enjoy browsing the internet uninterrupted!