IntroductionData TypesIPv6Edit this pageipv6IPv6 IPv6 addresses. Stored in 16 bytes as UInt128 big-endian. Basic Usage OR you can use IPv6 domain as a key: IPv6 domain supports custom input as IPv6-strings: Values are stored in compact binary form: IPv6 addresses can be directly compared to IPv4 addresses: See Also Functions for Working with IPv4 and IPv6 Addresses