IO River Blog

DNS-Based vs Application-Level Traffic Control for CDNs

DNS vs application-level CDN traffic control explained. Compare routing, speed, resilience, and cost control.

Edward Tsinovoi

The latest from the blog

How to Reduce Your CDN Infrastructure Expenses

How to Reduce Your CDN Infrastructure Expenses

Introducing the ultimate guide for cost optimization during these challenging times. As everyone is seeking ways to cut expenses, we understand the importance of reducing costs. Whether you rely on a single or multiple CDN architecture, our expertise can assist you in achieving significant savings. Discover how to streamline your expenses and maximize efficiency in this comprehensive blog.

Edward Tsinovoi

Best 5 Multi-CDN Providers in 2026

Best 5 Multi-CDN Providers in 2026

Best 5 Multi-CDN Providers in 2026: Benefits & Must-Have Features

Why Do CDNs Matter for Broadcasters? The Key to High-Quality Streaming

Why Do CDNs Matter for Broadcasters? The Key to High-Quality Streaming

Learn why CDNs matter for broadcasters and how reliable delivery enables high quality streaming during peak live events.

Best 7 RUM (Real User Monitoring) Tools of 2026

Best 7 RUM (Real User Monitoring) Tools of 2026

Discover the top 7 Real User Monitoring (RUM) tools and their key benefits for optimizing website performance and UX.

Alex Khazanovich

CDN Routing for Multi-CDN: How to Serve Users Faster No Matter Where They Are

CDN Routing for Multi-CDN: How to Serve Users Faster No Matter Where They Are

Learn how multi-CDN routing works and how smart traffic decisions serve users faster everywhere by choosing the best path per request.

How to Reduce Content Delivery Costs

How to Reduce Content Delivery Costs

Learn how to reduce content delivery costs by breaking down CDN spend and optimizing traffic, caching, and delivery strategies.

Why Multi-CDN Monitoring Is Essential and How to Do It Right

Why Multi-CDN Monitoring Is Essential and How to Do It Right

Learn why multi CDN monitoring is essential and how to do it right to detect issues early and shift traffic fast.

Alex Khazanovich

Must Have CDN Features For Music Platforms Latency

Must Have CDN Features For Music Platforms Latency

Discover essential CDN features that minimize latency and enhance music streaming quality on digital platforms.

Rostyslav Pidgornyi

Best 8 Cloudflare CDN Alternatives in 2026

Best 8 Cloudflare CDN Alternatives in 2026

Explore the best Cloudflare CDN alternatives for 2026, from faster streaming options to platforms offering more control and flexibility.

Edward Tsinovoi

The Best Azure CDN Alternatives of 2026

The Best Azure CDN Alternatives of 2026

Discover the best Azure CDN alternatives in 2025 for faster performance, global reach, and features beyond Microsoft’s ecosystem.

Edward Tsinovoi

Best 3 Content Delivery Network (CDN) Providers For E-commerce

Best 3 Content Delivery Network (CDN) Providers For E-commerce

Discover the top 3 CDN providers for e-commerce and how they boost site speed, security, and performance to improve sales and user experience.

How To Slash Origin Fetch Cost: Boosting Cache Byte Ratio For Video Delivery

How To Slash Origin Fetch Cost: Boosting Cache Byte Ratio For Video Delivery

Discover how shifting traffic from origin to cache lowers costs and improves video performance with faster starts and smoother playback.

Edward Tsinovoi