Wildcard Undersea Internet Cables: The Real Backbone of the Web Explores how submarine fiber optic cables carry 99% of international internet traffic, including landing stations, redundancy systems, and what happens when cables break. Covers the invisible physical infrastructure that powers global internet connectivity.
Wildcard Data Centres 101: Racks, Power, Cooling, and Redundancy A beginner-friendly tour of data centre infrastructure covering server racks, power systems (UPS, generators, PDUs), cooling strategies (hot/cold aisles), and redundancy concepts that enable high availability.
Wildcard What Is Anycast? Why DNS and CDNs Love It Anycast allows the same IP address to exist in multiple locations, automatically routing traffic to the nearest server. This explains why DNS providers and CDNs rely heavily on Anycast for improved latency and automatic failover.
Wildcard BGP for Beginners: How the Internet Picks Routes BGP is the internet's routing protocol that determines how data travels between networks worldwide. This beginner-friendly explanation covers Autonomous Systems, peering relationships, and why BGP misconfigurations can cause massive internet outages.
