Outage in Braze
Outbound email latency for non-EU Bird (Sparkpost) customers
Resolved MinorIncident Report
Summary AI Generated
Braze customers using Bird (Sparkpost) non-EU clusters experienced increased email outbound messaging latency for 26 minutes due to a networking issue on Sparkpost's US cluster. The incident was resolved when Sparkpost implemented a fix, with email latency returning to normal operational levels and any failed messages being automatically retried.
Braze Engineers detected an increase in latency on email outbound messaging for customers on Bird (Sparkpost) non-EU Braze clusters. This latency build up started at 13:53 ET. Braze has engaged Sparkpost, who have declared an incident and are actively investigating, you can follow their Statuspage for updates, and we'll update here in 30 minutes, or when we learn more.
https://status.sparkpost.com/incidents/ndjn00g5vwm3
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Latest Updates ( sorted recent to last )
RESOLVED
5 days ago - at 02/24/2026 08:00PM
As of 14:41 ET, Sparkpost has declared this incident resolved after implementing a fix. Braze Engineers have confirmed that real time outbound email latency has returned within normal operational bounds as of 14:34 ET. Any messages that failed during this window, were automatically retried.
This incident is considered resolved.
INVESTIGATING
5 days ago - at 02/24/2026 07:42PM
As of 14:34 ET, Sparkpost has identified the root cause to be a networking issue on their US cluster. We are monitoring performance for improvement.
INVESTIGATING
5 days ago - at 02/24/2026 07:34PM
Braze Engineers detected an increase in latency on email outbound messaging for customers on Bird (Sparkpost) non-EU Braze clusters. This latency build up started at 13:53 ET. Braze has engaged Sparkpost, who have declared an incident and are actively investigating, you can follow their Statuspage for updates, and we'll update here in 30 minutes, or when we learn more.
https://status.sparkpost.com/incidents/ndjn00g5vwm3
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