GitHub - ygvn/IPv6-Subnet-Calculator-Tool-JavaFX: IPv6 Subnet Calculator / Tool application lets you plan/subnet your assigned IPv6 address for all 128 bits.
IPv6 Subnetting - How and Why to Subnet IPv6
Site24x7 Subnet Calculator for IPv4 and IPv6: Network IP Calculations Made Simple - Site24x7 Blog
GitHub - ygvn/IPv6-Subnet-Calculator-Tool-JavaFX: IPv6 Subnet Calculator / Tool application lets you plan/subnet your assigned IPv6 address for all 128 bits.
4. IPv6 Subnetting - IPv6 Address Planning [Book]
IPv6 Subnetting - How and Why to Subnet IPv6
Simple IPv4/IPv6 Subnet Calculator for Ubuntu Linux - SubNetCalc