If you happen to still have a Twitter account you haven't deleted, be aware that Musk has announced the block feature is changing so that people you've blocked can be shown your posts:

https://www.theverge.com/2024/9/23/24252438/x-blocked-users-view-public-posts

A suggestion: Especially if your Twitter account is dormant, just take it private. This will prevent block-ees from seeing your posts even if Musk makes the change he threatens. (You may also want to download your archive so you can continue to search your own post history.)