Hosts and services
Understand what is listening, what software responds, and how an asset is exposed.
INTERNET INTELLIGENCE
Context for every exposed asset.
Tohou organizes public internet observations into searchable, monitorable intelligence for defenders, researchers, and security products.
WHAT TOHOU PROVIDES
Security context designed for action.
Certificates and DNS
Connect names, fingerprints, issuers, deployments, and the infrastructure behind them.
Ownership and change
Map networks and organizations while monitoring changes to external infrastructure over time.
Turn isolated observations into infrastructure context your security team can act on.
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