Content Delivery Network Blog

What Is Bitrate? Video Bitrate Explained for Streaming Quality

Bitrate is the number of bits used to represent one second of encoded media, expressed in kilobits or megabits per ...

WebP is a raster image format Google released in 2010 that packs lossy and lossless compression, alpha transparency, ...

Evaluated January 2026. For streaming and content delivery, the practical answer to UDP vs TCP is that almost nobody ...

An ETag (entity tag) is an HTTP response header that carries an opaque identifier for one specific version of a ...

How YouTube's CDN Works: Global Video Delivery in 2026 The most interesting number in YouTube's CDN is not throughput. ...

A protocol is a formal agreement between two networked systems that defines message syntax, the legal order of those ...

A CDN service (content delivery network service) is a distributed network of caching servers placed close to end users ...

A bot is an automated software agent that issues HTTP requests without a human driving each action, running on a ...

Base64 encoding is a binary-to-text scheme that represents arbitrary binary data using 64 printable ASCII characters ...

CDN Performance Optimization by Region: A 2026 Diagnostic Playbook A single origin in us-east-1 serves a response in 22 ...