An old school hosting is no more good for your seo effort!
Are you still hosting your most important websites on regular hosting company ? You may change your mind after watching this video below!
Does search engines looking for a needle in a haystack ?
Your website(s) can disappear at ranking competition if you can not differentiate yourself from others. Due to IPv4 limitation, regular hosting companies offer same resources to thousands of websites (IPs, name servers)! This may create huge risks to your ranking without your knowledge. You may never know if there is another website at the same network that exactly offers same products but search engines pick that one and else gets disregarded.