Let’s Encrypt 2020.02.29 CAA Rechecking Bug

Revoking certain certificates on March 4th - 5th, 2020 UTC Due to a bug related to CAA checking in Let's Encrypt, millions of certificates will be revoked "today". To quickly check if your domains are affected, use this tool: https://checkhost.unboundtest.com/ If your domain is affected, you have to renew your [...]