Today CenturyLink/Level(3), a major ISP and Internet bandwidth provider, experienced a significant outage that impacted some of Cloudflare’s customers as well as a significant number of other services and providers across the Internet. While we’re waiting for a post mortem from CenturyLink/Level(3), I wanted to write up the timeline of what we saw, how Cloudflare’s…
Read More
Last year, we launched HTMLRewriter for Cloudflare Workers, which enables developers to make streaming changes to HTML on the edge. Unlike a traditional DOM parser that loads the entire HTML document into memory, we developed a streaming parser written in Rust. Today, we’re announcing support for asynchronous handlers in HTMLRewriter. Now you can perform asynchronous…
Read More
Whether you are managing a fleet of machines or sharing a private site from your localhost, Argo Tunnel is here to help. On the Argo Tunnel team we help make origins accessible from the Internet in a secure and seamless manner. We also care deeply about productivity and developer experience for the team, so naturally…
Read More
Consistent with our mission to help build a better Internet, Cloudflare has long recognized the importance of conducting our business in a way that respects the rights of Internet users around the world. We provide free services to important voices online – from human rights activists to independent journalists to the entities that help maintain…
Read More
Cloudflare Workers — our serverless platform — allows developers around the world to run their applications from our network of 200 datacenters, as close as possible to their users. A few weeks ago we announced a release candidate for wrangler dev — today, we’re excited to take wrangler dev, the world’s first edge-based development environment,…
Read More
Today I’m excited to announce wrangler login, an easy way to get started with Wrangler! This summer for my internship on the Workers Developer Productivity team I was tasked with helping improve the Wrangler user experience. For those who don’t know, Workers is Cloudflare’s serverless platform which allows users to deploy their software directly to…
Read More
Cloudflare recently shipped improved upload speeds across our network for clients using HTTP/2. This post describes our journey from troubleshooting an issue to fixing it and delivering faster upload speeds to the global Internet.We launched speed.cloudflare.com in May 2020 to give our users insight into how well their networks perform. The test provides download, upload…
Read More
Cloudflare extensively uses its own products internally in a process known as dogfooding. As part of my onboarding as an intern on the Spectrum (a layer 4 reverse proxy) team, I learned that many internal services dogfood Spectrum, as they are exposed to the Internet and benefit from layer 4 DDoS protection. One of my…
Read More