You cannot compare CDN with DNS which does not require high traffic volumes nor expensive servers. The issue is pervasive laying of trust into "benevolent" thi

You cannot compare CDN with DNS which does not require high traffic volumes nor expensive servers. The issue is pervasive laying of trust into "benevolent" third parties, CA's apparently are not enough and we now must have Trusted Recursive Resolvers, too. And it's more and more difficult to set up alternative infrastructure which does not rely on them.