ITPUB
Jul 14, 2026 · Industry Insights
IPv6 Is 30 Years Old—Why It Still Hasn’t Won Over the Internet
Despite three decades of existence and a massive 128‑bit address space, IPv6 adoption remains under 50% because its design avoided backward compatibility, making migration costly, while NAT provided a cheap workaround and the Internet has shifted from address‑centric to service‑centric networking.
Adoption StatisticsIPv4IPv6
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