Lumen CDN

Formerly CenturyLink CDN

Lumen CDN, developed by Lumen Technologies, is a Content Delivery Network (CDN) designed for delivering various types of content, including video, applications, and software. This solution is targeted towards large enterprises and organizations, and is commonly used by media companies, e-commerce sites, sports broadcasters, game developers, and computer graphics companies.

Key Features

Global content delivery with a global edge: According to the vendor, Lumen CDN provides reliable content delivery to users worldwide, leveraging one of the largest low-latency CDN networks. It is trusted by leading media and e-commerce sites.

High performance: Lumen CDN optimizes content delivery from the network core to the user device by utilizing strong ISP peering relationships and advanced edge caching technologies. The vendor claims that it consistently delivers exceptional user experiences.

Global reach: With a server capacity of 170 Tbps and an expanding global footprint, Lumen CDN aims to bring content closer to users, ensuring faster and more efficient delivery.

Personalized service: Lumen CDN offers do-it-yourself configurations and APIs for customization. It also provides dedicated solutions architects and technical support managers for white-glove support, including tailored assistance for high-profile events.

Network performance & resiliency: With over 2400 edge servers in 95 POPs, Lumen CDN boasts a total delivery capacity of 170 Tbps. The vendor strategically places servers within the IP backbone and utilizes deep edge caching within ISPs. They claim to have advanced peering control as a Tier 1 provider, resulting in optimal performance and reduced load.

Protocol: Lumen CDN supports TCP optimizations for small and large object transfer, along with HTTP/2, HTTP/3, and QUIC (technical preview). It also offers IPv6 support and optimized traffic localization and routing.

Reliability/redundancy: The CDN employs staged code and configuration development with progressive deployment to ensure seamless updates. Configurations are stored locally on edge nodes to prevent disruptions in case of control plane failure.

Standard and advanced caching options: Lumen CDN offers standard caching options as well as advanced caching features such as edge clustering, popularity-based caching, and request collapsing, all contributing to enhanced cache efficiency.

DevOps support: Lumen CDN provides comprehensive DevOps support, enabling smooth integration and deployment of content delivery solutions.

Network security features: Lumen CDN includes built-in network security features to protect content and users against potential threats and vulnerabilities.