Cloudflare, Inc. is a provider of content delivery network services, DDoS mitigation, Internet security and distributed domain name server services, sitting between the visitor and the Cloudflare user's hosting provider, acting as a reverse proxy for websites.

Cloudflare's online platforms include Cloudflare CDN, which distributes content around the world to speed up websites; Cloudflare optimizer that enables web pages with ad servers and third-party widgets to download Snappy software on mobiles and computers.

Cloudflare was founded in 2009, by Matthew Prince, Lee Holloway & Michelle Zatlyn. The company is headquartered in  San Francisco, California, with additional offices in London, Singapore, Champaign, Austin, Boston and Washington, D.C.

CloudFlare security, which protects websites from a range of online threats including spam, SQL injection, and DDOS; Cloudflare analytics that gives insight into website’s traffic including threats and search engine crawlers; Keyless SSL that allows organizations to keep secure sockets layer (SSL) keys private; and Cloudflare applications that help its users install web applications on their websites.

Cloudflare was recognized by the World Economic Forum as a Technology Pioneer, named the Most Innovative Network & Internet Technology Company for two years running by the Wall Street Journal, and ranked among the world's 50 most innovative companies by Fast Company.


Cloudflare is backed by top-tier investors including New Enterprise Associates, Fidelity Investments, Qualcomm, Venrock, and Union Square Ventures among others. The company has acquired CryptoSeal, Eager, StopTheHacker, & Neumob to date.



  • Year founded: 2009
  • Funding Info: $182.1M in 5 funding rounds (Last funding type: Series D)- Cloudfare has also acquired CryptoSeal, Eager, StopTheHacker, & Neumob to date.
  • Yearly Revenue: $200M-$300M (2018)
  • Employee Size: 501-1000
  • Business Valuation: Estimated Valuation $3.5B as of Oct 23, 2018
  • City/Town: San Francisco
  • State: California
  • Country: United States
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