INDICATOR LOOKUP

Check a signal.
Keep the context.

Search the Castle Malicious Top 100 feed for an IP, domain, URL, or SHA-256 hash. Review any matching entries and their recorded context.

NEW LOOKUP

What would you like to check?

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Enter a domain or URL. HTTPS is assumed if you omit the protocol.
Search the Castle feed for a matching indicator.

Privacy and accuracy. This page searches Castle’s published threat feed. A feed match is an investigative signal; validate it against your own network context before taking action.

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