パスワード漏洩確認サイト

New breach: Peatix had 4.2M email addresses, names and salted password hashes breached in Jan last year before being traded amongst hacking communities. 33% were already in @haveibeenpwned. Read more: https://t.co/OzYCiiZPhv

— Have I Been Pwned (@haveibeenpwned) December 6, 2020

Have I Been Pwned: Check if your email has been compromised in a data breach
https://haveibeenpwned.com/

Peatixからの漏洩データも反映されてるっぽい。