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Performance

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  • A Smarter ACME Challenge for a Multi-CDN World

    Shiloh Heurich

    Optimize your multi-CDN setup with Fastly's new dns-account-01 ACME challenge. Eliminate label collisions and enhance certificate management.

    CDN & Delivery
    + 3 more

  • Request Collapsing Demystified

    Stephen Crim

    Boost website performance with request collapsing! Learn how it improves efficiency, reduces origin load, and optimizes caching for a snappy user experience.

    Performance
    + 2 more
    An illustration of a keyboard with a lever in the middle and a hand pushing the lever forward

  • 4 Tips for Developers for Using Fastly’s Sustainability Dashboard

    Leon Brocard

    Track the real-world emissions of your Fastly workloads. This blog shares practical tips on using the Sustainability dashboard for greener, faster code.

    Performance
    + 3 more

  • Trust at Scale with Fastly Image Optimizer and C2PA

    James Sherry

    Fastly Image Optimizer now supports C2PA, enabling verifiable content authenticity. Combat misinformation and build trust with secure image provenance at scale.

    CDN & Delivery
    + 2 more

  • Unlock Faster Web Performance: The Data Behind Fastly's Edge Over Akamai

    Lucas Olslund

    Discover why migrating from Akamai to Fastly boosts web performance. Our data shows 57% faster TTFB & 17% faster LCP, based on real-world CrUX data.

    CDN & Delivery
    Performance

  • Taking Back Control: How Publishers Can Push Back on Unwanted AI Scraping

    John Agger

    Take control of AI scraping. Learn how publishers can push back against unwanted data harvesting with Fastly's AI Bot Management & new monetization opportunities.

    Security
    + 2 more

  • ETags: What they are, and how to use them

    Leon Brocard

    How to optimize your ETags to speed up your site and reduce calls to your origin without requiring significant code refactoring or content overhaul.

    DevOps
    + 2 more

  • Over a decade later: The evolution of instant purge

    Tyler McMullen, Julien Benoist

    Explore the decade-long evolution of Fastly's instant purge technology. Learn about our decentralized approach, challenges faced, and innovations in scalability.

    Performance
    + 2 more

  • Using cURL to Test Origin Server Responses

    Matt Torrisi

    Curl, or cURL, is a utility that’s shipped by default on operating systems like MacOS and many Linux distributions that allows you to send an HTTP request to a URL and receive the result. In this post, we’ll walk you through how to use the tool to test an origin server’s response.

    Engineering
    Performance

  • Best practices for using the Vary header

    Rogier Mulhuijzen

    Vary is one of the most powerful HTTP response headers. However, if used incorrectly, it can cause problems for developers. Understand vary header best practices to reduce mistakes and improve performance.

    Performance
    Engineering

  • Building vs Buying a CDN: Choosing the Right Global Network Infrastructure

    John Agger

    Should you build or buy a CDN? Learn the pros and cons of building vs. using CDN services for your global network infrastructure. Make the right choice for your business.

    Performance
    + 2 more

  • Empowering the Open Web: How Fastly Supports Organizations Like ToS;DR

    Austin Spires

    Empowering the Open Web: Learn how Fastly supports ToS;DR, a non-profit that makes internet terms of service easy to understand and improves online transparency.

    CDN & Delivery
    + 2 more

  • Startups & Modern CDN Benefits

    Simon Wistow

    See the 4 ways startups use CDNs to hit their goals and our list of recommended CDN providers.

    Industry insights
    Performance

  • Why having more POPs isn’t always better

    Simon Wistow

    We’re often asked why having more POPs doesn’t necessarily make a CDN faster. To help illustrate, we’ll use an analogy of convenience stores versus supermarkets.

    Performance
    + 3 more

  • Supercharge DevOps with a Developer-Friendly CDN

    Mili Mathews

    Discover how a developer-friendly CDN can enhance DevOps workflows, improve performance, and deliver seamless user experiences with Fastly and Google Cloud.

    CDN & Delivery
    + 3 more

  • The lengthiest HTTP headers

    Leon Brocard

    Discover how large HTTP headers can impact your web page's loading speed. Learn about essential headers and strategies to optimize their size for better performance.

    CDN & Delivery
    + 2 more

  • AI Innovation and Sustainability: Key Takeaways from the AI Action Summit

    Simon Wistow

    Delve into the highlights of the AI Action Summit in Paris, where experts addressed pressing issues in AI, including ethics, regulation, and the sustainability of technology.

    CDN & Delivery
    + 2 more

  • Profiling Fastly Compute Applications

    Leon Brocard

    Unlock superior web performance with Fastly Compute. Utilize our edge network and WebAssembly to build fast, secure applications tailored for your users.

    Compute
    + 2 more

  • Thanks to the internet’s on-call teams

    Austin Spires

    Thank you for the essential role that on-call teams play in ensuring internet reliability and security, particularly during the holiday season. We appreciate your dedication.

    Culture
    + 4 more

  • Diff at the edge with serverless cloud functions

    Andrew Betts

    Requesting the difference between two previously cached files — using just a CDN configuration and a serverless cloud compute function — is a great example of exploiting edge and serverless compute services to make your website more efficient and performant, and lower your bandwidth costs. Read on to learn more.

    Performance
    Compute