Does Chownow.com blocking ASN 22462 - #9 by DarkDeviL make it clear enough?
How website owners choose to use the WAF (such as e.g. potentially wide blocking rules as in the example screenshots above) is completely up to them.
The only option for a (potential) resolution would be through the website owner.
Considering all the junk traffic originating from them, it makes perfect sense for website owners to do that, regardless whether they use Cloudflare or not…