All Systems Operational

About This Site

Welcome to our status page where you can see the current status of our products. If you require further assistance please contact us through the Cirium Help Desk.

Diio Mi Operational
SRS Analyzer Operational
Dashboard Operational
Fleets Analyzer Operational
Values Analyzer Operational
Profiles Operational
Asset Watch Operational
Value Trends Operational
Ground Events Operational
Fleet Insights Operational
Pulse Operational
Market Alerts Operational
Schedule Snapshot Operational
Advanced Bookings Operational
Cirium Sky™ APIs Operational
Cirium Sky™ Warehouse Operational
Cirium Sky™ Stream Operational
Proactive & Traveler Services Operational
FlightStats.com Operational
Professional Data Services Operational
Cirium Workbooks Operational
My Cirium Operational
Cirium Journey™ OTP Awards AI Operational
Cirium Journey™ OTP Improvement AI Operational
Cirium Sky™ Schedule Files Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance

Scheduled Maintenance

Weekly Scheduled Maintenance - Flights Data Processing system Jun 3, 2026 09:00-11:00 UTC

We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday, 3rd June from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Posted on May 28, 2026 - 10:21 UTC

Planned Quarterly Maintenance - Cirium Sky Stream - 3rd June 2026 Jun 3, 2026 14:30-16:30 UTC

Cirium Sky Stream will be undergoing maintenance, on Wednesday, 3rd June from 14:30 to 16:30 UTC.

During this period, the platform will undergo a high priority security update.

No extended downtime is expected, however a very short period of data latency may be experienced at the beginning of the window.

Please feel free to contact us if you have any concerns or questions.
Posted on May 28, 2026 - 10:08 UTC

Weekly Scheduled Maintenance - Flights Data Processing system Jun 10, 2026 09:00-11:00 UTC

We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday, 10th June from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Posted on May 28, 2026 - 10:21 UTC

Weekly Scheduled Maintenance - Flights Data Processing system Jun 17, 2026 09:00-11:00 UTC

We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday, 17th June from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Posted on May 28, 2026 - 10:22 UTC

Weekly Scheduled Maintenance - Flights Data Processing system Jun 24, 2026 09:00-11:00 UTC

We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday, 24th June from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Posted on May 28, 2026 - 10:23 UTC
May 28, 2026
Urgent Maintenance - Cirium Sky API - 28th May 2026
Completed - The scheduled maintenance has been completed.
May 28, 17:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 28, 16:00 UTC
Update - We will be undergoing scheduled maintenance during this time.
May 28, 15:19 UTC
Scheduled - The Cirium Sky API platform will be undergoing urgent maintenance on Thursday, 28th May from 16:00 to 17:00 UTC.

During this period, the platform will undergo critical security remediations.

Users may experience some downtime during the period of the maintenance window.

Please feel free to contact us if you have any concerns or questions.
May 28, 12:07 UTC
May 27, 2026
Temporary removal of Alerts API SMTP delivery option
Resolved - This has been resolved and the SMTP (email) delivery option has been re-enabled in the Alerts API.
May 27, 22:51 UTC
Identified - Due to a security concern, we have temporarily deactivated the Alerts API SMTP (email) delivery option that is available for testing and evaluation purposes only. To continue testing the Alerts API on either the Flightstats or Sky platforms, please configure delivery to an HTTPS endpoint that accepts POST requests, as per https://developer.cirium.com/apis/cirium-sky-api/flight-alerts. We apologise for any inconvenience and will provide an update as soon as there is progress to report.
Apr 8, 15:04 UTC
Weekly Scheduled Maintenance - Flights Data Processing system
Completed - The scheduled maintenance has been completed.
May 27, 11:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 27, 09:00 UTC
Scheduled - We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday 27th May from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Apr 28, 14:01 UTC
May 26, 2026

No incidents reported.

May 25, 2026

No incidents reported.

May 24, 2026

No incidents reported.

May 23, 2026

No incidents reported.

May 22, 2026

No incidents reported.

May 21, 2026

No incidents reported.

May 20, 2026
Weekly Scheduled Maintenance - Flights Data Processing system
Completed - The scheduled maintenance has been completed.
May 20, 11:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 20, 09:00 UTC
Scheduled - We will be performing scheduled maintenance of our Flights Data Processing system on Wednesday 20th May from 09:00 to 11:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of services that surface flights data may experience degraded performance or interruptions. Please contact our help desk with any questions.
Apr 28, 14:00 UTC
Unscheduled Maintenance - Cirium Sky Stream - 20th May 2026
Completed - The scheduled maintenance has been completed.
May 20, 10:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 20, 09:01 UTC
Scheduled - There will be an unscheduled maintenance window for the Cirium Sky Stream on Wednesday 20th May from 09:00 to 10:00 UTC to carry out essential security updates. During this maintenance window, parts of the Sky Stream service may experience intermittent interruptions. We do not expect any data loss, and all efforts will be made to minimise customer impact. Thank you for your understanding. Please contact our Help Desk with any questions.
May 12, 13:32 UTC
Scheduled Maintenance - Trips Data Services - 20th May 2026
Completed - The scheduled maintenance has been completed.
May 20, 08:30 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 20, 04:30 UTC
Scheduled - We will be performing maintenance to our Trip Data Services on 20th May 2026 from 04:30 to 08:30 UTC. During this period, the platform will undergo a series of maintenance tasks and upgrades. No extended downtime is expected, but some unavailability or reduced performance may be experienced during the maintenance window. Please contact our Help Desk if you have any questions.
May 19, 13:33 UTC
Scheduled Maintenance - SKY API New Platform - 20th May 2026
Completed - The scheduled maintenance has been completed.
May 20, 06:30 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 20, 05:30 UTC
Scheduled - We will be performing maintenance to the SKY API New platform on Wednesday, 20th May, from 05:30 AM to 06:30 AM UTC. During this period, the service will undergo a series of important upgrades. No downtime is expected; however some latency may be experienced.

Please contact our Help Desk if you have any questions.
May 19, 05:53 UTC
May 19, 2026
Scheduled Maintenance - PDS Fleets & Values API Web Services
Completed - The scheduled maintenance has been completed.
May 19, 13:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 19, 11:00 UTC
Scheduled - We will be performing scheduled maintenance of our PDS Fleets & Values API Web services on Tuesday, 19th May from 11:00 to 13:00 UTC. During this period, the system will undergo a series of routine maintenance tasks. Users of these API services that surface Fleets or Values data may experience degraded performance or interruptions. Please contact our Help Desk with any questions.
May 15, 01:05 UTC
Scheduled Maintenance - Flightstats API Platform - 18th May 2026
Completed - The scheduled maintenance has been completed.
May 19, 06:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 19, 05:30 UTC
Scheduled - We will be performing maintenance to the Flightstats API platform on Tuesday, 19th May, from 05:30 to 06:00 UTC. During this period, the service will undergo a series of important upgrades. No downtime is expected, however some latency may be experienced, affecting the following:

Airports
Delay Index
FIDS
Weather
Data Drop

Please contact our Help Desk if you have any questions.
May 18, 09:15 UTC
May 18, 2026

No incidents reported.

May 17, 2026

No incidents reported.

May 16, 2026

No incidents reported.

May 15, 2026

No incidents reported.

May 14, 2026

No incidents reported.

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