Leak Checks
Find out if your email or passwords leaked.
Chain
Free + paid
Check if your email, username or password shows up in leaked databases.
Paid
Snusbase
snusbase.com
Large search engine for leaked databases: look up an email, username or password across breaches.
Free + paid
Intelligence X
intelx.io
Search engine and archive for leaks, paste sites, darknet pages and old WHOIS data.
Free + paid
Spur
spur.us
IP lookup that tells you if an address is a VPN, residential proxy or hosting server.
Free + paid
Cavalier by Hudson Rock
hudsonrock.com/cavalier
Check if an email or domain was stolen by infostealer malware, using Hudson Rock's data.