Tag: BGP
Articles tagged with "BGP"
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5/8/2026
Understanding IPv4 and IPv6 Block Sizes
IP address blocks are the backbone of how networks are organized and routed across the internet, but the differences between IPv4 and IPv6 allocations can be confusing. This guide breaks down block sizes, CIDR notation, and what it all means in practice.
2/25/2026
How Does the Internet Work?
The internet connects billions of devices across the globe, but most people have no idea what's actually happening behind the scenes. This guide breaks down how data travels from one point to another, in plain English.
2/23/2026
What Is a Looking Glass and How to Host One
A looking glass is a web-based diagnostic tool that lets anyone query your network's routing tables and run traceroutes from your perspective. Learn what it does, why networks use them, and how to set one up yourself.
1/21/2026
What Is an ASN and How Do You Get One?
An ASN (Autonomous System Number) is a unique identifier assigned to networks that control their own routing policies. Learning what an ASN is and how to obtain one is essential for organizations managing their own network infrastructure.
1/15/2026
What Is BGP and How Does It Work?
BGP (Border Gateway Protocol) is the routing protocol that makes the internet work by enabling networks to exchange routing information and find the best paths for data. Understanding BGP helps you grasp how global internet connectivity actually functions.