However, there are few subnet calculators that can handle IPv6 addresses. Here is a list of the IPv6-capable subnet calculators I have been able to discover.

Part 3 looks at the IPv6 header and address, as well as the basics of subnetting.] CIDR and VLSM Today, the standard methods for moving the network/host address boundary are variable-length subnet ...

Global Unicast Addressing, Routing, and Subnetting: This section introduces the concepts behind unicast IPv6 addresses, IPv6 routing, and subnetting using IPv6, all in comparison to IPv4. IPv6 ...

So the rules were changed to allow the network/host boundary in IPv4 and IPv6 addresses to be set almost anywhere (there are still some basic rules). When applied to the former, fixed, IPv4 octet ...

RAs are how the router tells the local subnet the basic information in IPv6 that DHCPv4 used to distribute, such as local subnet prefix and default router.