Engineers discuss IPv4 vs IPv6. Is IPv6 the future? IPv4 addresses were supposed to run out years ago. So why are we still using IPv4 in 2026?
Alex Gizis and engineers discuss how NAT and firewalls affected IPv6 adoption, and how Cloudflare and AWS squeezed the life out of IPv4 network tech. Also covered: why P2P networking is the biggest loser of failed IPv6 adoption.

Get started with Speedify today!
With Speedify you can combine Wi-Fi, 4G / 5G cellular, Ethernet, Starlink and other satellites into one bonded super-connection to improve livestreaming, video calling, gaming, web browsing, and everything else you do online.
Speed
Stability
Security
Speedify devs love talking tech on YouTube, Tiktok, and Instagram!
Alex Gizis and the Speedify devs discuss and explain technology including Starlink satellites, Wi-Fi 7 routers, Apple networking features, fiber optics, broadband internet, 5G mobile networks, AI, networking protocols, and much more. Follow Speedify on YouTube, TikTok, Instagram, and LinkedIn!
Alex and the Speedify team are always exploring the latest in networking and security technology—like 5G, 6G, WiFi 7, laser and satellite internet—and sharing it in new discussion content across YouTube, TikTok, Instagram, and LinkedIn every week.
Got a tech question? Let's go deeper! Pop into Speedify Office Hours live every Wednesday at 10 AM Eastern. Speedify CEO Alex Gizis and our network engineers are standing by to break down your questions about networks, tech updates, and Speedify features.






