You don't have to "hazard a guess", one of their engineers gave you their email ...

obituary_latte on Aug 2, 2023 | parent | context | favorite | on: Does Cloudflare’s 1.1.1.1 DNS Block Archive.is? (2...

You don't have to "hazard a guess", one of their engineers gave you their email address in that other thread. They also invited you to their discord. Have you tried talking to someone directly at the source?