
Cloudflare outage on November 18, 2025
Cloudflare suffered a service outage on November 18, 2025. The outage was triggered by a bug in generation logic for a Bot Management feature file causing many Cloudflare services to be affected.
25 articles by Matthew Prince.

Cloudflare suffered a service outage on November 18, 2025. The outage was triggered by a bug in generation logic for a Bot Management feature file causing many Cloudflare services to be affected.

It’s Content Independence Day: Cloudflare, along with a majority of the world's leading publishers and AI companies, is changing the default to block AI crawlers unless they pay creators for content.

Beginning on Thursday, November 2, 2023, at 11:43 UTC Cloudflare's control plane and analytics services experienced an outage. Here are the details

Over the course of this Impact Week, we will tell other stories about the way that the Internet, and Cloudflare specifically, provide an optimistic opportunity to improve our world.

We have blocked Kiwifarms. Visitors to any of the Kiwifarms sites that use any of Cloudflare's services will see a Cloudflare block page and a link to this post.

Following Russia’s unjustified and tragic invasion of Ukraine in late February, the world has watched closely as Russian troops attempted to advance across Ukraine, only to be resisted and repelled by the Ukrainian people

At Cloudflare, we watched in horror as Russian invaded Ukraine. As of war looked more likely, we monitored the situation, with the goal of keeping our employees, our customers, and our network safe.

Cloudflare has launched the Critical Infrastructure Defense Project to counter potential cyber retaliation for sanctions resulting from Russia's invasion of Ukraine.

This is the story of how we decided to work with Google to build Signed Exchanges support at Cloudflare. But, more generally, it's also a story of how Cloudflare thinks about building disruptive new products.

While we didn't set out to reduce the environmental impact of the Internet, Cloudflare has always had efficiency at its core. It comes from our ongoing fight with an old nemesis: the speed of light.

We originally conceived the idea of Impact Week as a way to highlight some of the things we were doing as a company around our environmental, social, and governance (ESG) initiatives.

Today kicks off Cloudflare's 2021 Security Week. Like all innovation weeks at Cloudflare, we'll be announcing a dizzying number of new products, opening products that have been in beta to general availability.

Project Fair Shot provides Cloudflare's new Waiting Room service for free for any government, municipality, hospital, pharmacy, or other organization responsible for distributing COVID-19 vaccines.

Over the course of the week, we'll be announcing ways that our customers can use our service in order to ensure they are in compliance with an increasingly complicated set of rules and laws around the world.

We thought it was important to provide a view into how overall traffic to campaign and elections sites is trending as well as a view into the cyberattacks we're observing.

Today we’re announcing Cloudflare One. It provides secure, fast, reliable, cost-effective network services, integrated with leading identity management and endpoint security providers.

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.

Cloudflare Workers® is one of the largest, most widely used edge computing platforms. We announced Cloudflare Workers nearly three years ago and it's been generally available for the last two years.

I'm excited to announce the upcoming launch of Cloudflare TV. A 24x7 live television broadcast, streamed globally via the Cloudflare network. You can tune in to the pre-broadcast station and check out the upcoming schedule at: cloudflare.tv

Today we are announcing that we will double the size of Cloudflare’s summer 2020 internship class.

While WARP started as an option within the 1.1.1.1 app, it's really a technology that can benefit any device connected to the Internet. In fact, one of the most common requests we've gotten over the last year is support for WARP for macOS and Windows. Today we're announcing exactly that.

Introducing 1.1.1.1 for Families — the easiest way to add a layer of protection to your home network and protect it from malware and adult content.

We know that organizations and individuals around the world depend on Cloudflare and our network. I wanted to send you a personal note to let you know how Cloudflare is dealing with the Coronavirus emergency.

Beginning today, we are making our Cloudflare for Teams products free to small businesses around the world. Teams enables remote workers to operate securely and easily. We will continue this policy for at least the next 6 months.

Ten years ago, when Cloudflare was created, the Internet was a place that people visited. People still talked about ‘surfing the web’ and the iPhone was less than two years old, but on July 4, 2009 large scale DDoS attacks were launched against websites in the US and South Korea.