CDN Blog

```html Ready to Livestream? Download the Low-Latency CDN Checklist (HLS & WebRTC) Ready to Livestream? Download the Low-Latency CDN Checklist (HLS & WebRTC) If you’re planning a live event, product launch, webinar, or 24/7 channel, choosing a low-latency CDN can be the difference between an engaging, interactive stream and a frustrating, laggy experience. Viewers expect broadcasts to feel “live,” with fast start times, minimal buffering, and near real-time interaction—especially when using HLS or WebRTC. To help you prepare, we’ve put together a practical Low-Latency CDN Checklist designed specifically for HLS and WebRTC workflows. Use it before you go live to validate your setup, avoid common pitfalls, and ensure your infrastructure is ready for real-world traffic. Why Low Latency Matters for Your Livestream Latency is the time between something happening on camera and your viewe...

```html Discover What’s New: Limelight Networks Is Now Edgio – See the Changes The digital delivery landscape is changing fast, and one of the biggest shifts in recent years is the evolution of Limelight Networks into Edgio . This rebrand is much more than a name and logo change; it represents a broader strategic move toward a unified platform for content delivery, application performance, edge security, and edge computing. Why Limelight Networks Became Edgio Limelight Networks built its reputation as a high‑performance Content Delivery Network (CDN). However, as applications moved closer to the edge and user expectations for speed and security increased, it became clear that “CDN only” wasn’t enough. The Edgio brand reflects a shift to a more complete, edge‑driven platform that supports: Dynamic web applications, not just static content Security at the edge for APIs, apps, and media Developer‑friendly too...

```html Who Dominates CDN in 2025? View Top Providers Ranked by Traffic & Reach Who Dominates CDN in 2025? View Top Providers Ranked by Traffic & Reach Content Delivery Networks (CDNs) quietly power most of the modern web, from streaming platforms and gaming networks to SaaS dashboards and e‑commerce giants. In 2025, the CDN landscape is more competitive than ever, with a handful of global players moving petabytes of data every single minute. This article looks at who dominates the CDN market in 2025 based on estimated traffic handled, geographical reach, and ecosystem strength. How We Ranked CDN Providers Rankings below are based on a combination of: Traffic volume & market share – total global web traffic carried, including HTTP(S) and media delivery. Edge network reach – number and distribution of PoPs (Points of Presence) and presence in key regions. Performance – latency, throughput, and cache hi...

```html Secure Your Assets – Try Imperva CDN’s WAF, DDoS & Bot Control Features Secure Your Assets – Try Imperva CDN’s WAF, DDoS & Bot Control Features Modern websites, APIs, and applications face a continuous barrage of attacks: automated bots scraping or abusing services, volumetric DDoS assaults trying to take you offline, and sophisticated exploitation attempts targeting application vulnerabilities. Relying solely on basic hosting security or a traditional firewall is no longer enough. That’s where a security-focused CDN like Imperva, with its Web Application Firewall (WAF), DDoS protection, and Bot Control, becomes essential for safeguarding your digital assets. Why Security at the CDN Edge Matters A CDN is more than just a performance layer that caches content. When enhanced with advanced security features, it becomes a powerful shield between your origin infrastructure and the public inter...

```html Secure Your Assets – Try Imperva CDN’s WAF, DDoS & Bot Control Features Secure Your Assets – Try Imperva CDN’s WAF, DDoS & Bot Control Features In today’s hyper-connected world, your digital assets are constantly exposed to automated attacks, bot traffic, and large-scale Distributed Denial of Service (DDoS) campaigns. A traditional firewall at the network edge is no longer enough. To stay ahead of modern threats, organizations are turning to cloud-based security platforms like Imperva CDN , which combines performance optimization with advanced protection technologies such as a Web Application Firewall (WAF), DDoS mitigation, and Bot Control. Why Imperva CDN for Security and Performance? Imperva’s CDN does more than just cache content and improve load times. It sits in front of your applications as a protective layer , inspecting and filtering traffic before it ever reaches your origin servers...

```html Unlock the Latest CDN Trends – Discover Greener, Faster Global Expansion Unlock the Latest CDN Trends – Discover Greener, Faster Global Expansion Content Delivery Networks (CDNs) have evolved from simple caching layers into intelligent, globally distributed platforms that shape how digital experiences are delivered. As user expectations for speed, reliability, and sustainability rise, organizations must keep pace with the latest CDN trends to remain competitive and future-ready. Why Modern CDNs Are Critical for Global Growth The internet has no borders, but network performance certainly does. Latency, congestion, regional outages, and regulatory constraints can all slow or block your global expansion. A modern CDN addresses these challenges by: Reducing latency through geographically distributed edge servers. Improving reliability with multi-path r...

```html Boost Repo Speeds – Apply These GitHub CDN Tips for Faster Delivery GitHub is great for hosting code, but it’s not optimized as a high‑performance asset delivery network. If you’re loading images, scripts, or styles directly from GitHub in production, you’re often leaving performance on the table. By placing a CDN in front of your GitHub repos, you can drastically reduce latency, improve cache hit ratios, and deliver a much smoother experience to your users. This guide walks through practical GitHub CDN techniques you can apply today to make your repositories and static assets feel instantly faster—without changing your entire workflow. Why You Shouldn’t Serve Assets Directly from GitHub GitHub’s raw content endpoints (such as raw.githubusercontent.com ) are meant for development convenience, not for production‑grade asset delivery. Common pain points include: Higher latency: Requests ma...

```html Instantly Accelerate Docs – Deploy Your Git Static Content at the Edge Now Instantly Accelerate Docs – Deploy Your Git Static Content at the Edge Now Documentation is only useful if people can access it quickly and reliably. Whether you’re running a developer portal, API docs, or a product knowledge base, slow-loading pages and inconsistent performance across regions can frustrate users and increase support overhead. The solution is to deploy your static documentation directly at the edge, so it is always served from the nearest location to your readers. Why Static Docs Deserve Edge Delivery Static documentation sites are perfect candidates for edge delivery. They’re lightweight, cacheable, and usually generated from a Git repository using tools like Docusaurus, MkDocs, Hugo, Jekyll, or Next.js static export. When you push content directly from Git to an edge network: Global readers get low-latency access to your docs f...

```html See Gcore CDN Latency Results – Test Your Speed in Emerging Markets See Gcore CDN Latency Results – Test Your Speed in Emerging Markets When you start scaling globally, knowing how fast your content loads in emerging markets can make or break user experience. Gcore’s CDN latency tests help you understand this performance picture so you can make smarter routing and infrastructure decisions. Visualizing CDN latency metrics across multiple regions in a modern dashboard. Why Latency in Emerging Markets Matters Users in regions like Latin America, the Middle East, Africa, and parts of Asia are coming online faster than ever. These audiences are mobile-first, extremely sensitive to load times, and quick to abandon slow experiences. While your app might feel lightning-fast in Western Europe or North America, th...

```html Free Video CDN Solutions for Indie Creators and Startups Monetizing your content is hard enough; paying for video delivery on top of that can be a deal‑breaker. If you’re an indie creator, small studio, or early‑stage startup, a free video CDN can help you stream smoothly without committing to big infrastructure bills from day one. This guide walks through practical, genuinely free (or very low cost with free tiers) ways to get your videos in front of viewers around the world, while keeping control over your brand and content. What Is a Video CDN and Why You Need One A Content Delivery Network (CDN) is a globally distributed network of servers that cache and deliver your content (videos, images, scripts) from a location close to your viewer. For video, this matters a lot: Lower buffering and higher quality – Fewer stalls, faster startup time, smoother playback. Scalability – Whether 10 or 10,000 people hit “play,” the CDN absorbs the traffic. ...

```html Firebase CDN for PWAs: Fast-Fetch and Push Notifications Progressive Web Apps (PWAs) are now a mainstream choice for building fast, installable, and offline-capable web experiences. But to feel truly “app-like,” they must load quickly on any network and keep users engaged with timely notifications. This is where Firebase Hosting with its global CDN and Firebase Cloud Messaging (FCM) work together to give PWAs a serious performance and engagement upgrade. Why PWAs Need a CDN and Push Notifications PWAs rely heavily on static assets: HTML, CSS, JavaScript bundles, images, fonts, and sometimes pre-cached data. If these assets are served from a single origin without global edge caching, users far from your server can see slow “first paint” times and long Time to Interactive (TTI). A Content Delivery Network (CDN) solves this by caching content close to users around the world. At the same time, push notifications are a major driver of engagement for PWAs. Wit...