---
title: Content Delivery Network Blog
description: CDN Blog | About Content Delivery Network
image: https://blog.blazingcdn.com/hubfs/logo%20560-560-1.png
---

[![BlazingCDN](https://blog.blazingcdn.com/hubfs/Logo/blog-logo-w.png)](https://blog.blazingcdn.com?hsLang=en-us)

[📘Learn ▾](https://blog.blazingcdn.com/cdn-learn?hsLang=en-us)

[CDN Fundamentals](https://blog.blazingcdn.com/cdn-fundamentals?hsLang=en-us) [By Content Type](https://blog.blazingcdn.com/by-content-type?hsLang=en-us) [Advanced Concepts](https://blog.blazingcdn.com/advanced-concepts?hsLang=en-us) [Glossary](https://blog.blazingcdn.com/glossary?hsLang=en-us)

[⚡ Web Performance](https://blog.blazingcdn.com/web-performance?hsLang=en-us)

[🎬Video & Streaming ▾](https://blog.blazingcdn.com/video-streaming-cdn?hsLang=en-us)

[🔴 Live Streaming](https://blog.blazingcdn.com/live-streaming?hsLang=en-us) [📺 VOD & OTT](https://blog.blazingcdn.com/vod-ott?hsLang=en-us) [💰 Bandwidth & Costs](https://blog.blazingcdn.com/bandwidth-costs?hsLang=en-us)

[🏭 Other Industries ▾](https://blog.blazingcdn.com/cdn-industry-insights?hsLang=en-us)

[📺 Media & Broadcasting](https://blog.blazingcdn.com/media-broadcasting?hsLang=en-us) [💾 Software & SaaS](https://blog.blazingcdn.com/software-saas?hsLang=en-us) [🏗️ DevOps & Cloud Infra](https://blog.blazingcdn.com/devops-cloud-infra?hsLang=en-us) [📚 AdTech & Advertising](https://blog.blazingcdn.com/adtech-advertising?hsLang=en-us) [🎮 Gaming & Esports](https://blog.blazingcdn.com/gaming-esports?hsLang=en-us) [📱 Mobile Apps & Developers](https://blog.blazingcdn.com/mobile-apps-developers?hsLang=en-us) [🤖 AI & Machine Learning](https://blog.blazingcdn.com/ai-machine-learning?hsLang=en-us) [🏛️ Enterprise & Corporate](https://blog.blazingcdn.com/enterprise-corporate?hsLang=en-us) [📚 E-Learning & EdTech](https://blog.blazingcdn.com/e-learning-edtech?hsLang=en-us) [🏟️ Sports & Live Events](https://blog.blazingcdn.com/sports-live-events?hsLang=en-us)

[💰 Pricing & Costs ▾](https://blog.blazingcdn.com/cdn-pricing-and-cdn-costs?hsLang=en-us)

[Provider Pricing](https://blog.blazingcdn.com/provider-pricing?hsLang=en-us) [Cost Optimization](https://blog.blazingcdn.com/cost-optimization?hsLang=en-us) [Decision Support](https://blog.blazingcdn.com/decision-support?hsLang=en-us)

[⚡Compare ▾](https://blog.blazingcdn.com/cdn-comparison?hsLang=en-us)

[Provider Comparisons](https://blog.blazingcdn.com/provider-comparisons?hsLang=en-us) [Strategy Comparisons](https://blog.blazingcdn.com/strategy-comparisons?hsLang=en-us) [Ratings & Benchmarks](https://blog.blazingcdn.com/cdn-ratings-and-benchmarks?hsLang=en-us)

[📊 Benchmarks](https://blog.blazingcdn.com/cdn-ratings-and-benchmarks?hsLang=en-us)

[🔒 Security ▾](https://blog.blazingcdn.com/cdn-security?hsLang=en-us)

[Attack Protection](https://blog.blazingcdn.com/attack-protection?hsLang=en-us) [Encryption & Access](https://blog.blazingcdn.com/encryption-access?hsLang=en-us) [Video & DRM Security](https://blog.blazingcdn.com/video-drm-security?hsLang=en-us)

[📁 Case Studies](https://blog.blazingcdn.com/case-studies?hsLang=en-us) [🔌 Integrations](https://blog.blazingcdn.com/integrations?hsLang=en-us) [🛠️ Tools](https://blog.blazingcdn.com/cdn-tools?hsLang=en-us)

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# Content Delivery Network Blog | About Content Delivery Network

CDN Blog | About Content Delivery Network

[All](https://blog.blazingcdn.com/en-us) [Learn](https://blog.blazingcdn.com/en-us/tag/learn) [Learn - CDN Fundamentals](https://blog.blazingcdn.com/en-us/tag/learn-cdn-fundamentals) [Compare](https://blog.blazingcdn.com/en-us/tag/compare) [Video - Video & Streaming](https://blog.blazingcdn.com/en-us/tag/video-video-streaming) [Learn - Advanced Concepts](https://blog.blazingcdn.com/en-us/tag/learn-advanced-concepts) [Pricing - Cost Optimization](https://blog.blazingcdn.com/en-us/tag/pricing-cost-optimization) [Mobile Apps & Developers](https://blog.blazingcdn.com/en-us/tag/mobile-apps-developers) [Pricing - Pricing & Costs](https://blog.blazingcdn.com/en-us/tag/pricing-pricing-costs) [Benchmarks](https://blog.blazingcdn.com/en-us/tag/benchmarks) [Video - Live Streaming](https://blog.blazingcdn.com/en-us/tag/video-live-streaming) [Compare - Provider Comparisons](https://blog.blazingcdn.com/en-us/tag/compare-provider-comparisons) [Pricing - Provider Pricing](https://blog.blazingcdn.com/en-us/tag/pricing-provider-pricing) [Software & SaaS](https://blog.blazingcdn.com/en-us/tag/software-saas) [Media & Broadcasting](https://blog.blazingcdn.com/en-us/tag/media-broadcasting) [DevOps & Cloud Infra](https://blog.blazingcdn.com/en-us/tag/devops-cloud-infra) [Industries](https://blog.blazingcdn.com/en-us/tag/industries) [Pricing - Decision Support](https://blog.blazingcdn.com/en-us/tag/pricing-decision-support) [Enterprise & Corporate](https://blog.blazingcdn.com/en-us/tag/enterprise-corporate) [Tools](https://blog.blazingcdn.com/en-us/tag/tools) [AI & Machine Learning](https://blog.blazingcdn.com/en-us/tag/ai-machine-learning) [Security](https://blog.blazingcdn.com/en-us/tag/security) [Video - VOD & OTT](https://blog.blazingcdn.com/en-us/tag/video-vod-ott) [Learn - By Content Type](https://blog.blazingcdn.com/en-us/tag/learn-by-content-type) [Gaming & Esports](https://blog.blazingcdn.com/en-us/tag/gaming-esports) [Security - Encryption & Access](https://blog.blazingcdn.com/en-us/tag/security-encryption-access) [Video - Bandwidth & Costs](https://blog.blazingcdn.com/en-us/tag/video-bandwidth-costs) [Security - Attack Protection](https://blog.blazingcdn.com/en-us/tag/security-attack-protection) [Compare - Ratings & Benchmarks](https://blog.blazingcdn.com/en-us/tag/compare-ratings-benchmarks) [Compare - Strategy Comparisons](https://blog.blazingcdn.com/en-us/tag/compare-strategy-comparisons) [E-Learning & EdTech](https://blog.blazingcdn.com/en-us/tag/e-learning-edtech) [Security - Video & DRM Security](https://blog.blazingcdn.com/en-us/tag/security-video-drm-security) [Sports & Live Events](https://blog.blazingcdn.com/en-us/tag/sports-live-events) [AdTech & Advertising](https://blog.blazingcdn.com/en-us/tag/adtech-advertising) [Case Studies](https://blog.blazingcdn.com/en-us/tag/case-studies) [Learn - Glossary](https://blog.blazingcdn.com/en-us/tag/learn-glossary)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-22-2026-07-30-18-6643-AM.jpeg)](https://blog.blazingcdn.com/en-us/video-aspect-ratios-explained-16-9-9-16-and-1-1)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Video Aspect Ratios Explained: 16:9, 9:16 and 1:1](https://blog.blazingcdn.com/en-us/video-aspect-ratios-explained-16-9-9-16-and-1-1)

 A video aspect ratio is the proportion between a frame's displayed width and its displayed height, written as ...

 Vadym Borovskyi ·  Oct 22, 2026, 9:32:08 AM 

[Read more](https://blog.blazingcdn.com/en-us/video-aspect-ratios-explained-16-9-9-16-and-1-1)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-22-2026-07-00-44-8612-AM.jpeg)](https://blog.blazingcdn.com/en-us/cloud-video-platform-and-cloud-video-streaming-a-guide-for-modern-media-2024)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Cloud Video Streaming Platforms: How They Work and What to Choose](https://blog.blazingcdn.com/en-us/cloud-video-platform-and-cloud-video-streaming-a-guide-for-modern-media-2024)

 Cloud video streaming moves video through four managed stages: ingest, transcoding into an adaptive bitrate ladder, ...

 Vadym Borovskyi ·  Oct 22, 2026, 9:02:53 AM 

[Read more](https://blog.blazingcdn.com/en-us/cloud-video-platform-and-cloud-video-streaming-a-guide-for-modern-media-2024)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-21-2026-07-30-22-5336-AM.jpeg)](https://blog.blazingcdn.com/en-us/4k-streaming-bandwidth-how-much-speed-and-data-you-need)

[Video - Video & Streaming](https://blog.blazingcdn.com/en-us/tag/video-video-streaming)

## [4K Streaming Bandwidth: How Much Speed and Data You Need](https://blog.blazingcdn.com/en-us/4k-streaming-bandwidth-how-much-speed-and-data-you-need)

 4K streaming bandwidth comes down to codec and frame rate. As of 2026, a 4K stream in HEVC at 24 or 30 fps typically ...

 Vadym Borovskyi ·  Oct 21, 2026, 9:32:41 AM 

[Read more](https://blog.blazingcdn.com/en-us/4k-streaming-bandwidth-how-much-speed-and-data-you-need)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-21-2026-07-00-59-6170-AM.jpeg)](https://blog.blazingcdn.com/en-us/who-dominates-cdn-in-2025-top-providers-ranked-by-traffic-reach)

[Compare](https://blog.blazingcdn.com/en-us/tag/compare)

## [CDN Market Share 2026: Who Dominates by Traffic and Reach](https://blog.blazingcdn.com/en-us/who-dominates-cdn-in-2025-top-providers-ranked-by-traffic-reach)

 No public dataset measures CDN market share by traffic directly, so every "share" figure you see is really one of three ...

 Vadym Borovskyi ·  Oct 21, 2026, 9:03:33 AM 

[Read more](https://blog.blazingcdn.com/en-us/who-dominates-cdn-in-2025-top-providers-ranked-by-traffic-reach)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-20-2026-07-30-25-5841-AM.jpeg)](https://blog.blazingcdn.com/en-us/hdr10-vs-dolby-vision-differences-for-streaming-platforms)

[Video - Video & Streaming](https://blog.blazingcdn.com/en-us/tag/video-video-streaming)

## [HDR10 vs Dolby Vision: Differences for Streaming Platforms](https://blog.blazingcdn.com/en-us/hdr10-vs-dolby-vision-differences-for-streaming-platforms)

 HDR10 vs Dolby Vision comes down to metadata and licensing. HDR10 is royalty-free and carries one set of static ...

 Vadym Borovskyi ·  Oct 20, 2026, 9:33:28 AM 

[Read more](https://blog.blazingcdn.com/en-us/hdr10-vs-dolby-vision-differences-for-streaming-platforms)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-20-2026-07-00-57-6787-AM.jpeg)](https://blog.blazingcdn.com/en-us/caching-static-and-dynamic-content-how-does-it-work-in-2024)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Static vs Dynamic Content Caching: How CDNs Handle Both](https://blog.blazingcdn.com/en-us/caching-static-and-dynamic-content-how-does-it-work-in-2024)

 Static assets get year-long TTLs. Dynamic responses get 1 to 60 seconds, and most of the remaining origin savings sit ...

 Vadym Borovskyi ·  Oct 20, 2026, 9:03:23 AM 

[Read more](https://blog.blazingcdn.com/en-us/caching-static-and-dynamic-content-how-does-it-work-in-2024)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-19-2026-07-30-22-2800-AM.jpeg)](https://blog.blazingcdn.com/en-us/what-is-hdr-video-hdr10-hlg-and-dolby-vision-basics)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [What Is HDR Video? HDR10, HLG and Dolby Vision Basics](https://blog.blazingcdn.com/en-us/what-is-hdr-video-hdr10-hlg-and-dolby-vision-basics)

 The precise answer to what is HDR video: high dynamic range video is video encoded with 10-bit or higher samples, ITU-R ...

 Vadym Borovskyi ·  Oct 19, 2026, 9:32:25 AM 

[Read more](https://blog.blazingcdn.com/en-us/what-is-hdr-video-hdr10-hlg-and-dolby-vision-basics)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-19-2026-07-01-07-1036-AM.jpeg)](https://blog.blazingcdn.com/en-us/digitalocean-cdn-spaces-app-platform-performance-review)

[Pricing - Pricing & Costs](https://blog.blazingcdn.com/en-us/tag/pricing-pricing-costs)

## [DigitalOcean Spaces CDN Review: Speed, Pricing and Limits](https://blog.blazingcdn.com/en-us/digitalocean-cdn-spaces-app-platform-performance-review)

 DigitalOcean CDN (Spaces CDN) is included in the $5 per month Spaces subscription. According to DigitalOcean list ...

 Vadym Borovskyi ·  Oct 19, 2026, 9:03:39 AM 

[Read more](https://blog.blazingcdn.com/en-us/digitalocean-cdn-spaces-app-platform-performance-review)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-18-2026-07-30-28-6211-AM.jpeg)](https://blog.blazingcdn.com/en-us/video-resolutions-explained-from-360p-to-8k)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [Video Resolutions Explained: From 360p to 8K](https://blog.blazingcdn.com/en-us/video-resolutions-explained-from-360p-to-8k)

 Video resolutions run from 360p (640 x 360, about 230,000 pixels) to 8K (7680 x 4320, about 33.2 million pixels), a ...

 Vadym Borovskyi ·  Oct 18, 2026, 9:32:58 AM 

[Read more](https://blog.blazingcdn.com/en-us/video-resolutions-explained-from-360p-to-8k)

[![](https://blog.blazingcdn.com/hubfs/Gemini-Blog/image-Oct-18-2026-07-00-43-6295-AM.jpeg)](https://blog.blazingcdn.com/en-us/cdnjs-javascript-libraries-why-developers-still-love-it-2025)

[Learn](https://blog.blazingcdn.com/en-us/tag/learn)

## [cdnjs Explained: How the Public JavaScript CDN Works](https://blog.blazingcdn.com/en-us/cdnjs-javascript-libraries-why-developers-still-love-it-2025)

 cdnjs is an open-source public JavaScript CDN that serves more than 4,000 libraries (2025 index size) from Cloudflare's ...

 Vadym Borovskyi ·  Oct 18, 2026, 9:03:08 AM 

[Read more](https://blog.blazingcdn.com/en-us/cdnjs-javascript-libraries-why-developers-still-love-it-2025)

← Prev 1 [2](https://blog.blazingcdn.com/en-us/page/2) [3](https://blog.blazingcdn.com/en-us/page/3) … [91](https://blog.blazingcdn.com/en-us/page/91) [Next →](https://blog.blazingcdn.com/en-us/page/2)

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