[xg15]

Note also:

> Cloudflare will also collect and store the following information as part of its permanent logs. [...]

- Aggregate list of all domain names requested

So while they might not associate it with a person, they will collect all domain names they get and store them for their own purposes.

[patrickmcmanus]

restricted to: "solely to improve the performance of Cloudflare Resolver for Firefox and to assist us in debugging efforts if an issue arises"