C
Censys
Find and monitor every server on the Internet
About Censys
Censys is an attack surface management platform that provides internet intelligence to security teams. The company was founded in 2015 by former researchers at the University of Michigan and is headquartered in Ann Arbor, Michigan.
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Censys's platform continuously scans the internet to discover and inventory internet-facing assets, providing security teams with a comprehensive view of their organization's attack surface. This data helps organizations to identify and remediate security risks, such as open ports, vulnerable software, and misconfigured devices. Censys serves a wide range of clients, including Global 2000 companies, government agencies, and security providers. The company's business model is based on a subscription-based recurring revenue model, where customers pay for access to the Censys platform and its data.
At a glance
- Status
- Operational
- Founded
- 2017
- Headquarters
- Ann Arbor, United States
- Employees
- 174
- Open positions
- None listed
- Dealroom signal
- 80.1/100
- Industry
- Security, Enterprise Software
- Sub-industry
- Cloud & Infrastructure
- Sector
- Defence, Monitoring, Defence Applications, Cybersecurity
- Business model
- SaaS
- Client focus
- b2b
Latest news
Press, funding announcements and product moves mentioning Censys.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| DEBTDebt | Mar 2026 | $30M | — | Undisclosed | ↗ |
| SERIES DOther financing | Mar 2026 | $40M | $250M | Intel Capital · Morgan Stanley · Greylock Partners · GV | ↗ |
Growth signals
Latest recorded traffic for Censys is 140K monthly website visits, down 12.5% over the last three months. Censys's team grew 18.4% over the past year.
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Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed2 investors entered at this stage
Series A2 investors entered at this stage
Decibel Partners
Intel Capital
Series B and later5 investors entered at this stage
Silicon Valley Bank
SVB Capital
Ascension Ventures
Four Rivers Capital
Morgan Stanley
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Censys on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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