The basic building blocks every website runs on — domains, DNS, hosting, and the security layer that keeps it all safe.
What a website actually is, and how it gets from a server to your screen.
What a domain name actually is, and how it differs from web hosting.
How domain names get translated into the addresses computers actually use.
What IP addresses are, IPv4 vs IPv6, and why every device online needs one.
What the difference actually is, and why HTTPS matters for every website today.
What SSL and TLS actually do, and how certificates power the HTTPS padlock.
What web hosting actually is, and the main types available.
What cloud computing actually means, and why it replaced owning physical servers.
How content delivery networks make websites load faster, everywhere in the world.
What bandwidth measures, and how it differs from speed.
What uptime measures, and why 99.9% matters more than it sounds.