Mirror of the site and redirect?

Is there a website with traffic online store. Need to move to a new domain. Is there a possibility just to make a mirror to both sites were accessible and indexed by search engine?
June 5th 19 at 21:59
1 answer
June 5th 19 at 22:01
Why not ask the search engines themselves?
Well, specifically about moving.
With other search engines, the situation is almost same.

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