> Cloudflare Rocket Loader defers JavaScript to speed up page rendering. Learn how it works and how to keep your consent banner script loading first. > > Canonical: https://www.flowconsent.com/en/services/cdn/cloudflare-rocket-loader CDN # Cloudflare Rocket Loader Unclassified · [Official website](https://support.cloudflare.com/hc/en-us/articles/200168056-Understanding-Rocket-Loader) Rocket Loader is a Cloudflare performance feature that defers the loading of a page's JavaScript until after the content has rendered, so pages display faster. Cloudflare rewrites script tags and loads them asynchronously. Scripts that must run first, such as a consent banner, may need to be excluded with the data-cfasync="false" attribute. [Block Cloudflare Rocket Loader until consent](https://app.flowconsent.com/auth/sign-up?utm_source=flowconsent.com\&utm_medium=referral\&utm_campaign=cdn) · [Scan my site](https://www.flowconsent.com/en/scan) At a glance - Category [CDN](https://www.flowconsent.com/en/services/cdn) - Consent Unclassified - Prior consent Required - Documented cookies 0 Compliance ## Cloudflare Rocket Loader and the GDPR Cloudflare Rocket Loader is classified as “Unclassified”. On a site that targets European visitors, it must only load after the visitor consents, and it must be listed in your cookie policy. Cookies and trackers ## What Cloudflare Rocket Loader sets and contacts The cookies of Cloudflare Rocket Loader are not documented in the catalog yet. To see what is actually set on your site, run a free scan. [Scan my site](https://www.flowconsent.com/en/scan) Same category ## More services: CDN [See the whole category](https://www.flowconsent.com/en/services/cdn) ### [WP Super Cache](https://www.flowconsent.com/en/services/cdn/wordpress-super-cache) [WordPress Super Cache is a web performance optimization tool that helps websites load faster by implementing caching, lazy loading, and resource optimization techniques. It automatically compresses and minifies CSS, JavaScript, and images. WordPress Super Cache improves Core Web Vitals scores, enhances user experience, and boosts search engine rankings through intelligent optimization strategies. With easy implementation and real-time monitoring, WordPress Super Cache delivers measurable speed improvements.](https://www.flowconsent.com/en/services/cdn/wordpress-super-cache) [CDN](https://www.flowconsent.com/en/services/cdn/wordpress-super-cache) · ### [Website Speedy](https://www.flowconsent.com/en/services/cdn/website-speedy) [Website Speedy is a digital analytics solution that helps businesses measure and understand their online performance through comprehensive data collection and analysis. It provides visitor tracking, behavioral insights, and conversion metrics across websites and applications. Website Speedy supports custom event tracking, audience segmentation, and automated reporting. With intuitive dashboards and visualization tools, Website Speedy enables informed decisions that improve experience and drive results.](https://www.flowconsent.com/en/services/cdn/website-speedy) [CDN](https://www.flowconsent.com/en/services/cdn/website-speedy) · ### [Google Static Content](https://www.flowconsent.com/en/services/cdn/google-static-content) [Google Static Content is a versatile web technology that supports digital platforms with specialized functionality and enhanced capabilities. It provides robust tools and services that integrate with modern websites and applications seamlessly. Google Static Content is designed to improve operational efficiency, user experience, and digital performance. Trusted by developers and businesses alike, Google Static Content offers reliable solutions that scale with organizational needs and evolving web standards.](https://www.flowconsent.com/en/services/cdn/google-static-content) [CDN](https://www.flowconsent.com/en/services/cdn/google-static-content) · ### [Akamai](https://www.flowconsent.com/en/services/cdn/akamai) [Akamai is a versatile web technology that supports digital platforms with specialized functionality and enhanced capabilities. It provides robust tools and services that integrate with modern websites and applications seamlessly. Akamai is designed to improve operational efficiency, user experience, and digital performance. Trusted by developers and businesses alike, Akamai offers reliable solutions that scale with organizational needs and evolving web standards.](https://www.flowconsent.com/en/services/cdn/akamai) [CDN](https://www.flowconsent.com/en/services/cdn/akamai) · ### [Font Awesome](https://www.flowconsent.com/en/services/cdn/font-awesome) [Font Awesome is a web font service providing access to a curated library of high-quality typefaces optimized for digital use. It delivers fonts through a global CDN with smart caching and efficient loading to minimize performance impact. Font Awesome supports variable fonts, subsetting, and display optimization, helping designers create beautiful typography while maintaining fast page loads. With easy integration and broad browser support, Font Awesome enhances aesthetics.](https://www.flowconsent.com/en/services/cdn/font-awesome) [Essential](https://www.flowconsent.com/en/services/cdn/font-awesome) · ### [Skypack](https://www.flowconsent.com/en/services/cdn/skypack) [Skypack is a web technology service that provides essential functionality for websites and digital platforms. It delivers core capabilities that support site operations, content delivery, and user experience optimization. Skypack integrates seamlessly with modern web architectures, ensuring reliable performance and compatibility across browsers and devices. Trusted by businesses worldwide, Skypack helps organizations maintain robust websites that meet user expectations and technical requirements.](https://www.flowconsent.com/en/services/cdn/skypack) [CDN](https://www.flowconsent.com/en/services/cdn/skypack) ## Make your site compliant today. Free up to 25,000 sessions a month. No credit card, no commitment. [Create my banner](https://app.flowconsent.com/auth/sign-up?utm_source=flowconsent.com\&utm_medium=referral\&utm_campaign=general) · [Scan my site](https://www.flowconsent.com/en/scan)