As mentioned proper link redirected: https://haveibeenpwned.com/PwnedWebsites#Trello
Or this earlier news post:
https://news.ycombinator.com/item?id=39096199
It cites this tweet: https://twitter.com/H4ckManac/status/1747527579559411959 (https://nitter.net/H4ckManac/status/1747527579559411959)