Easily compare Akamai and Lumen for POP locations, products, pricing, features & support. We hope this helps you better understand the similarities and differences between these content delivery networks.
Akamai is one of the oldest CDNs and generally considered to be the largest global CDN. They have 'servers everywhere' and a wide range of products and services. The company is actively involved in Let's Encrypt and is pushing HTTP/2 adoption.
Lumen (formerly known as Centurylink or Level 3) owns and operates a global Tier-1 network and - logically - their CDN runs on top of it. Lumen CDN has POPs on many continents and their product focus is on video, large object delivery and edge computing.