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All Systems Operational
Scheduled Maintenance
Scheduled Systems Update Dec 8, 2025 16:30-17:30 GMT
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Posted on Nov 24, 2025 - 15:54 GMT
Posted on Nov 24, 2025 - 15:54 GMT
Past Incidents
Dec 7, 2025
No incidents reported today.
Dec 6, 2025
No incidents reported.
Dec 5, 2025
No incidents reported.
Dec 4, 2025
No incidents reported.
Dec 3, 2025
No incidents reported.
Dec 2, 2025
Completed -
The scheduled maintenance has been completed.
Dec 2, 13:00 GMT
Dec 2, 13:00 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Dec 2, 12:00 GMT
Dec 2, 12:00 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Dec 2, 00:28 GMT
Dec 2, 00:28 GMT
Dec 1, 2025
No incidents reported.
Nov 30, 2025
No incidents reported.
Nov 29, 2025
Completed -
The scheduled maintenance has been completed.
Nov 29, 17:30 GMT
Nov 29, 17:30 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 29, 16:30 GMT
Nov 29, 16:30 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Nov 29, 14:22 GMT
Nov 29, 14:22 GMT
Completed -
The scheduled maintenance has been completed.
Nov 29, 14:00 GMT
Nov 29, 14:00 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 29, 13:00 GMT
Nov 29, 13:00 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Nov 29, 12:25 GMT
Nov 29, 12:25 GMT
Nov 28, 2025
Resolved -
This incident has been resolved.
Nov 28, 21:22 GMT
Nov 28, 21:22 GMT
Monitoring -
The Administrator is currently monitoring the CME Globex Futures & Options Markets Halt, as reported on the CME System Alerts page: https://www.cmegroup.com/tools-information/cme-global-command-center-system-alerts.html
Date: 28 November 2025
CME digital asset futures and options markets serve as input data for the CF Rolling CME Futures Indices and the CF Volatility Series, and may be affected by this outage. No other benchmarks or indices provided by CF Benchmarks are affected.
Should this incident impact the Administrator’s ability to calculate and publish today’s indices, further announcements will be issued.
Questions or queries regarding this process and decision should be directed to info@cfbenchmarks.com.
Complaints regarding this process and decision may be made confidentially by writing to complaints@cfbenchmarks.com.
Nov 28, 11:25 GMT
Date: 28 November 2025
CME digital asset futures and options markets serve as input data for the CF Rolling CME Futures Indices and the CF Volatility Series, and may be affected by this outage. No other benchmarks or indices provided by CF Benchmarks are affected.
Should this incident impact the Administrator’s ability to calculate and publish today’s indices, further announcements will be issued.
Questions or queries regarding this process and decision should be directed to info@cfbenchmarks.com.
Complaints regarding this process and decision may be made confidentially by writing to complaints@cfbenchmarks.com.
Nov 28, 11:25 GMT
Resolved -
The Administrator reports the occurrence of a Calculation Failure for the index listed below.
Full Index Name: CF Bitcoin Volatility Index - Real Time
Ticker: BVX
Date: 28-November-2025
In accordance with the Administrators Contingency Calculation Rules the CF Bitcoin Volatility Index - Real Time calculation failure occurred on Friday, November 28th, 2025. This was caused by the CME Globex Futures & Options Markets Halt and no input data was observed for the purpose of calculating the CF Bitcoin Volatility Index - Real Time: https://www.cmegroup.com/tools-information/cme-global-command-center-system-alerts.html
CF Bitcoin Volatility Index - Settlement (BVXS) published on time on Friday, November 28th, 2025.
The occurrence of any Index Price calculation failure is reported to an applicable Oversight Organ.
Questions or queries regarding this process and decision should be directed to info@cfbenchmarks.com.
Any complaints regarding this process and decision can be made confidentially by writing to complaints@cfbenchmarks.com.
Nov 28, 16:07 GMT
Full Index Name: CF Bitcoin Volatility Index - Real Time
Ticker: BVX
Date: 28-November-2025
In accordance with the Administrators Contingency Calculation Rules the CF Bitcoin Volatility Index - Real Time calculation failure occurred on Friday, November 28th, 2025. This was caused by the CME Globex Futures & Options Markets Halt and no input data was observed for the purpose of calculating the CF Bitcoin Volatility Index - Real Time: https://www.cmegroup.com/tools-information/cme-global-command-center-system-alerts.html
CF Bitcoin Volatility Index - Settlement (BVXS) published on time on Friday, November 28th, 2025.
The occurrence of any Index Price calculation failure is reported to an applicable Oversight Organ.
Questions or queries regarding this process and decision should be directed to info@cfbenchmarks.com.
Any complaints regarding this process and decision can be made confidentially by writing to complaints@cfbenchmarks.com.
Nov 28, 16:07 GMT
Nov 27, 2025
Completed -
The scheduled maintenance has been completed.
Nov 27, 20:00 GMT
Nov 27, 20:00 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 27, 19:00 GMT
Nov 27, 19:00 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Nov 27, 17:01 GMT
Nov 27, 17:01 GMT
Nov 26, 2025
Completed -
The scheduled maintenance has been completed.
Nov 26, 20:00 GMT
Nov 26, 20:00 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 26, 19:00 GMT
Nov 26, 19:00 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Nov 26, 16:43 GMT
Nov 26, 16:43 GMT
Nov 25, 2025
No incidents reported.
Nov 24, 2025
Completed -
The scheduled maintenance has been completed.
Nov 24, 20:00 GMT
Nov 24, 20:00 GMT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Nov 24, 19:00 GMT
Nov 24, 19:00 GMT
Scheduled -
We will be undergoing scheduled maintenance during this time. We do not expect any downtime. Websockets may be disconnected with immediate reconnection during the deployment period.
Nov 24, 18:26 GMT
Nov 24, 18:26 GMT
Nov 23, 2025
No incidents reported.