IPv6 on Windows NT 4 and 2000
It’s been 30 years since IPv6 was first introduced to the world by the IETF as a solution to the IPv4 address exhaustion problem. In 2026, worldwide adoption of IPv6 by ISPs and client software vendors varies, but is not great overall.
But even for operating systems released around the time of IPv6’s introduction, we can get them speaking IPv6 and talking to the public internet without NAT!