IPv6 Subnet Calculator
Free online IPv6 subnet calculator. Calculate network prefix, interface identifier, address range, and more for any IPv6 network.
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IPv6 Calculator
IPv6 Subnet Calculator
Common IPv6 Prefix Lengths
/48
Typical end-site assignment
/56
Small end-site assignment
/64
Standard subnet size
/96
IPv4/IPv6 translation
/128
Single address
Common IPv6 Networks
Global Unicast
IPv6 Quick Reference
Address Format
IPv6 addresses are 128 bits long, written as eight groups of four hexadecimal digits separated by colons. Leading zeros in a group can be omitted, and one or more consecutive groups of zeros can be replaced with a double colon (::).
Special Addresses
::1 Loopback address
:: Unspecified address
fe80::/10 Link-local addresses
About this Calculator
Free online IPv6 subnet calculator. Calculate network prefix, interface identifier, address range, and more for any IPv6 network.
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