New Multi-region uptime checks and custom-domain status pages

Reactor, KYT, Address Screening and Sentinel service disruption

Critical Impact Resolved Duration: 54m November 12, 2026
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Current answer

Chainalysis experienced a critical incident: Reactor, KYT, Address Screening and Sentinel service disruption. ServiceAlert observed recovery on Nov 12, 2026.

Official Chainalysis status page Current Chainalysis status ServiceAlert observed status change:

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Incident Lifecycle

Investigating Investigating Monitoring
Affected Components
KYT API Reactor KYT UI Address Screening Sentinel

Incident Timeline

Monitoring
A fix has been implemented and our team is continuing to monitor the stability.

If you have any issues, please reach out to support@chainalysis.com
Nov 12, 2026 at 5:10 PM UTC
Investigating
Our team are investigating reports that users are having issues accessing Reactor, KYT, Address Screening and Sentinel services.

We have no work around at this time. We will keep you updated as we learn more.
Nov 12, 2026 at 4:57 PM UTC
Investigating
Our team are investigating reports that users are having issues accessing KYT, Address Screening and Sentinel services.

We have no work around at this time. We will keep you updated as we learn more.
Nov 12, 2026 at 4:56 PM UTC
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