Some of the tools I use to lookup scammers:
Orave reverse lookup app
https://www.whitepages.com/reverse-phone (65-80% accuracy) (great for getting location)
ScammerBlaster carrier lookup
callcontrol lookup
https://peekyou.com/ (name/social media username lookup)
https://www.spamcop.net/ (report spam/scam and lookup email addresses)
https://sitereport.netcraft.com/ (lookup tool for websites)
[“Great Lookup Tools”," Lookup Tools I use"]