IPv6 vs IPv4 Crash Course on IPv6 / chatgpt see also The world in which IPv6 was a good design (2017) - is our world… IPv6 just turned 30 and still hasn’t taken over the world IPv6 is not insecure because it lacks a NAT What Happened to IPv5? Written on January 11, 2026, Last update on January 23, 2026 network ethernet internet
