IPv6 & DNS

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Forward lookups

Suffix is stored at host-site.

Prefixes can be stored at providers.

An Address lookup for example.com.

to a server for example.com. : QNAME=roy.example.com.

answer : roy.example.com. A6 96 ::fef7:6d2c ipv6.provider.com.

Next, to get the 96 prefix bits:

to a server for provider.com. : QNAME=ipv6.provider.com.

answer : ipv6.provider.com. A6 0 3ffe:1900:4545:2:2d0:9ff::