ℹ️ Preview calculator: calculation logic is still being verified. Output may not reflect realistic engineering values. Details

IPv6 Subnet Calculator

Calculate IPv6 network details from address and prefix length

Enter IPv6 address. :: notation supported.
0-128. Common: /48 site, /64 subnet, /128 host.

IPv6 Network Details

References: RFC 4291 (IPv6 Addressing Architecture), RFC 3587 (Global Unicast). Common: /48 site, /64 subnet, /128 host.