Prefixes in IPv6 - Oracle Help Center
docs.oracle.com › cd › E19253-01The example IPv6 address has the following subnet prefix. 2001:db8:3c4d:15::/64. The subnet prefix always contains 64 bits. These bits include 48 bits for the site prefix, in addition to 16 bits for the subnet ID. The following prefixes have been reserved for special use: 2002::/16. Indicates that a 6to4 routing prefix follows. fe80::/10
IPv6 address - Wikipedia
https://en.wikipedia.org/wiki/IPv6_addressThere are a number of addresses with special meaning in IPv6. They represent less than 2% of the entire address space: • ::/0 — The default route address (corresponding to 0.0.0.0/0 in IPv4) for destination addresses (unicast, multicast and others) not specified elsewhere in a routing table.• ::/128 — The address with all zero bits is called the unspecified address (corresponding to 0.0.0…