Which is faster in real-world use: IPv6 or IPv4? What is fast IPv6 or IPv4? Alternatively: What is fa

IPv6 *can* be faster, but it’s not guaranteed. The big win? No NAT nonsense. But if your ISP’s IPv6 routing is trash, IPv4 will feel snappier.

For testing, try Fast.com (Netflix’s tool) or Ookla Speedtest with IPv6 enabled. Compare results.

And the address space? Zero impact on speed. It’s just about having enough IPs for all your smart fridges.