Great question — answering as the UphillTech team:
Is Dedicate, VPS or shared server effect in SEO? No, it doesn't matter. What do you think how many website I can host in a single IP or I need to use different IP for different website? As much as you want, quantity doesn't matter. Many hosting providers keep thousands of sites on one server.
Full answer by Neolot: https://wordpress.stackexchange.com/a/362960 (CC BY-SA 4.0).
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