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Cloudflare SpeedTest

GoodBotVerifiedBOT

A diagnostic tool used by Cloudflare to measure network performance, latency, and throughput between a user's connection and the Cloudflare edge network. Operated by Cloudflare.

GoodBot
Assessment
Monitoring & Analytics
Category
BOT
Kind
1
Data sources
AI-generated summary, drawn from Cloudflare, operator docs, and community data

What is Cloudflare SpeedTest?

Cloudflare SpeedTest is a specialized diagnostic agent operated by Cloudflare to facilitate real-time network performance analysis. It functions as the measurement engine for Cloudflare's speed testing infrastructure, allowing users to assess the quality of their internet connection by interacting with the global Cloudflare edge network. Unlike traditional crawlers that index content, this bot performs targeted network requests to calculate metrics such as round-trip time, download speeds, and upload throughput.

Helpful — This bot is a legitimate diagnostic tool used to provide users with accurate data regarding their internet connection speed and network quality.

Identification

Bot name
Cloudflare SpeedTest
Operator
Cloudflare
Category
Monitoring & Analytics
Kind
BOT
Verification
Verified bot
Cloudflare slug
cloudflare-speedtest
User-agent patterns
Cloudflare SpeedTest
User-agent string
Cloudflare SpeedTest
Main use cases
Network performance benchmarkingLatency and throughput measurementInternet connection quality diagnostics

Why it crawls your site

The bot crawls specific endpoints to execute performance tests that measure the responsiveness and capacity of the network path between the client and Cloudflare's servers. It uses the PerformanceResourceTiming API to gather precise timing data, which is then processed to provide users with actionable insights into their connectivity. You can verify this bot by checking for requests originating from Cloudflare's infrastructure that align with active speed test sessions initiated by a user.

Block or allow Cloudflare SpeedTest

Block it

Add a Disallow rule for Cloudflare SpeedTest in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block Cloudflare SpeedTest from crawling your entire site
User-agent: Cloudflare SpeedTest
Disallow: /

# Allow Cloudflare SpeedTest full access
User-agent: Cloudflare SpeedTest
Allow: /
Allow & verify

Ensure your robots.txt allows Cloudflare SpeedTest. Verify requests are genuine by checking the user-agent string and referring to Cloudflare's documentation.

Traffic & trends

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Data sources

This profile is compiled from the following sources.

CloudflareRadar
Last updated July 21, 2026