DNS/RFC5155について、ここに記述してください。
DNS Security (DNSSEC) Hashed Authenticated Denial of Existence
This specification describes a protocol change that is not generally
- backwards compatible with [RFC4033], [RFC4034], and [RFC4035].
In
- particular, security-aware resolvers that are unaware of this specification (NSEC3-unaware resolvers) may fail to validate the responses introduced by this document.