Google’s John Mueller said on Twitter that Google treats redirect loops like broken links. For example, a redirect loop happens if URL A redirects to URL B, which redirects to URL C, which redirects to URL A. Website visitors won’t see a page but an error message when they enter an URL that is part of a redirect loop in their web browsers.
For Google, a redirect loop is a page that doesn’t work. For that reason, Google ignores these URLs:
It's always good to fix broken links for your users. In general, a redirect loop is a URL that doesn't work, so it's essentially a broken link. We ignore these for search, but again, it's always good to fix broken links for users.— ? John ? (@JohnMu) July 23, 2019
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