IPv6 ULA Generator

Generate random IPv6 Unique Local Addresses

Info

This tool uses the first method suggested by IETF using the current timestamp plus the mac address, sha1 hashed, and the lower 40 bits to generate your random ULA.

MAC address:

IPv6 ULA:

fd4b:92e2:0349::/48

First routable block:

fd4b:92e2:0349:0::/64

Last routable block:

fd4b:92e2:0349:ffff::/64

Compressed

fd4b:92e2:349:

Expanded

fd4b:92e2:0349:0000:0000:0000:0000:0000:0000:0000:0000:0000:0000