> Not with any attitude: what you and the phone sysadmins propose is, effectively, to eliminate all shared DNS caching from the Internet. A beautiful dream! But

> Not with any attitude: what you and the phone sysadmins propose is, effectively, to eliminate all shared DNS caching from the Internet. A beautiful dream! But that's all it is. No, a local caching resolver (with or without DNSSEC verification enabled by default) would talk to the upstream DNS server by default, like a stub resolver, so it benefits from the upstream DNS server cache.