Insights

DDoS Expertise Defense.Net is a specialized DDoS mitigation provider with a proven track record and founder who pioneered the space, suggesting a deep domain competency that can be leveraged to upsell advanced protection services to enterprise clients with high risk exposure.

Acquisition Signal Defense.Net was acquired by F5 Networks in 2014, indicating potential access to F5’s sales channels and combined solutions, presenting an opportunity to cross-sell and extend reach through a larger security portfolio.

Financial Footing Current revenue is under one million with a total funding around nine and a half million, signaling a growth-oriented opportunity where scaled security deployments and enterprise tier offerings could drive larger deal sizes.

Industry Fit Target customers are organizations requiring resilient internet applications and uptime, especially those facing sophisticated and large-scale DDoS attacks, positioning a path to expand within sectors like technology, finance, e-commerce, and government.

Investment Backing Backed by notable investors including Bessemer Venture Partners, suggesting credibility with enterprise buyers and the potential to align with partner ecosystems and co-sell opportunities to accelerate adoption of advanced mitigation solutions.

Similar companies to Defense.Net, Inc

Defense.Net, Inc's Email Address Formats

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Frequently Asked Questions

What is Defense.Net, Inc's phone number?

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You can contact Defense.Net, Inc's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Defense.Net, Inc's official website and social media links?

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Defense.Net, Inc's official website is defense.net and has social profiles on LinkedIn.

How much revenue does Defense.Net, Inc generate?

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As of July 2026, Defense.Net, Inc's annual revenue is estimated to be <$1M.

What is Defense.Net, Inc's NAICS code?

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Defense.Net, Inc's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Defense.Net, Inc have currently?

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As of July 2026, Defense.Net, Inc has approximately 51 employees across 1 continents, including North America. Key team members include Chief Operating Officer And Vice President Of Operations: J. D., Senior Test Engineer: J. Z. and Account Executive: N. K. Explore Defense.Net, Inc's employee directory with LeadIQ.

What industry does Defense.Net, Inc belong to?

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Defense.Net, Inc operates in the Internet industry.

How much funding has Defense.Net, Inc raised to date?

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As of July 2026, Defense.Net, Inc has raised $9.5M in funding. The last funding round occurred on Aug 06, 2013 for $9.5M.

When was Defense.Net, Inc founded?

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Defense.Net, Inc was founded in 2012.
Defense.Net, Inc logo

Defense.Net, Inc

InternetCalifornia, United States51-200 Employees

Defense.Net, Inc. operates in the technology, information and internet sector, focusing on protecting online services from distributed denial-of-service attacks. Based in Belmont, California, the company was founded by Barrett Lyon, a figure associated with the origins of the DDoS mitigation industry more than a decade ago. The organization combines experienced DDoS experts with innovative technologies to address evolving threats and mitigate large-scale attacks while maintaining access to online applications for end users. By prioritizing uninterrupted online availability, it helps businesses stay online during active assaults and preserve the user experience. In 2014, Defense.Net was acquired by F5 Networks, marking a notable development in its corporate history.

Section iconCompany Overview

Phone number
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2012
Employees
51-200

Section iconFunding & Financials

  • $9.5M

    Defense.Net, Inc has raised a total of $9.5M of funding over 1 rounds. Their latest funding round was raised on Aug 06, 2013 in the amount of $9.5M as a Series A.

  • <$1M

    Defense.Net, Inc's revenue is estimated to be in the range of <$1M

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