In addition to registrant info, it has age of site, number of times the domain name has changed, a snapshot of the site and its source code, and other useful info, for free; their premium service is even better.
Also you can check several scam alert websites to see if any thing is listed about the site such as:
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also normally if you just type the name into a google search something will normally come up if they are a bad site (scam)..or do a google fraud check...