Resend Outage History
Resend is up right nowResend had 32 outages in the last 2 years — averaging 1.3 incidents per month.
There were 32 Resend outages since January 27, 2026. Each is summarised below — incident details, duration, and resolution information.
Latency increased for all background actions
Affected: General APIDashboardBroadcast Emails
Timeline · 3 updates
- investigating Feb 03, 2026, 07:30 PM UTC
Status: Investigating We have identified an issue with a third-party provider who's responsible for background actions like verifying domains, importing contacts, sending broadcasts and a few other tasks. Transactional email sending is not impacted. Affected components Dashboard (Degraded performance) Broadcast Emails (Degraded performance) General API (Degraded performance)
- monitoring Feb 03, 2026, 10:59 PM UTC
Status: Monitoring The fix has been pushed and we are now monitoring the situation. Affected components Dashboard (Operational) Broadcast Emails (Operational) General API (Operational)
- resolved Feb 03, 2026, 11:21 PM UTC
Status: Resolved We have resolved the underlying issue and service has been resumed. Affected components Dashboard (Operational) Broadcast Emails (Operational) General API (Operational)
Increased latency
Affected: Batch EmailsGeneral APIEmail EventsWebhooksDashboardSingle EmailSMTPBroadcast Emails
Timeline · 3 updates
- investigating Feb 03, 2026, 11:00 AM UTC
Status: Investigating We are currently investigating increased latency on all services. At this time, you may experience delays when sending emails via our SMTP service and API. Affected components SMTP (Degraded performance) Broadcast Emails (Degraded performance) Batch Emails (Degraded performance) General API (Degraded performance) Webhooks (Degraded performance) Single Email (Degraded performance) Dashboard (Degraded performance) Email Events (Degraded performance)
- monitoring Feb 03, 2026, 11:53 AM UTC
Status: Monitoring The fix has been pushed and we are now monitoring the situation. Affected components Batch Emails (Degraded performance) General API (Degraded performance) Webhooks (Degraded performance) Single Email (Degraded performance) Dashboard (Degraded performance) Email Events (Degraded performance) SMTP (Degraded performance) Broadcast Emails (Degraded performance)
- resolved Feb 03, 2026, 01:48 PM UTC
Status: Resolved We have resolved the underlying issue and service has been resumed. Affected components General API (Operational) Webhooks (Operational) Single Email (Operational) Dashboard (Operational) Email Events (Operational) SMTP (Operational) Broadcast Emails (Operational) Batch Emails (Operational)
Email sending delayed
Affected: Batch EmailsGeneral APIEmail EventsWebhooksWebsiteDashboardSingle EmailSMTPBroadcast Emails
Timeline · 2 updates
- identified Feb 02, 2026, 05:39 PM UTC
Status: Identified We have identified emails being delayed and queueing up. Affected components Single Email (Degraded performance) Dashboard (Operational) Email Events (Operational) Batch Emails (Degraded performance) Website (Operational) SMTP (Degraded performance) Broadcast Emails (Degraded performance) General API (Operational) Webhooks (Operational)
- resolved Feb 02, 2026, 05:57 PM UTC
Status: Resolved We have resolved the underlying issue and service has been resumed. Affected components Dashboard (Operational) Email Events (Operational) SMTP (Operational) Broadcast Emails (Operational) Batch Emails (Operational) Webhooks (Operational) Website (Operational) Single Email (Operational) General API (Operational)
Resend team creation error
Timeline · 2 updates
- investigating Jan 30, 2026, 11:42 AM UTC
Status: Investigating We’re currently investigating an issue affecting Resend team creation. You may see an error when attempting to create a new team. We’ll share updates as we learn more.
- resolved Jan 30, 2026, 11:58 AM UTC
Status: Resolved The underlying issue has been identified and resolved, and services have been fully restored. Thanks for your patience while we worked through this.
Delays in email sending
Affected: Batch EmailsEmail EventsSingle EmailSMTPBroadcast Emails
Timeline · 3 updates
- investigating Jan 27, 2026, 05:19 PM UTC
Status: Investigating We are currently investigating increased latency in email sending. At this time, you may experience delays when sending emails via our SMTP service and API. Affected components Email Events (Degraded performance) SMTP (Degraded performance) Broadcast Emails (Degraded performance) Batch Emails (Degraded performance) Single Email (Degraded performance)
- monitoring Jan 27, 2026, 05:43 PM UTC
Status: Monitoring We have identified the issue causing delays in email delivery. Our services are processing the backlog and should be up to date within a few minutes. Also, we want to make it clear that no emails were lost. Affected components Single Email (Degraded performance) Email Events (Degraded performance) SMTP (Degraded performance) Broadcast Emails (Degraded performance) Batch Emails (Degraded performance)
- resolved Jan 27, 2026, 05:50 PM UTC
Status: Resolved Our systems have caught up with the delayed emails and are healthy again. No emails were lost during the period of degraded performance. Affected components SMTP (Operational) Broadcast Emails (Operational) Batch Emails (Operational) Single Email (Operational) Email Events (Operational)
Internal server error returned from the API
Affected: General API
Timeline · 2 updates
- monitoring Jan 27, 2026, 12:01 PM UTC
Status: Monitoring We had a time window starting at 12:01 PM UTC and ending at 12:08 PM UTC during which our API returned 50x error responses for a subset of requests. The root cause has been identified and addressed. The API is now recovered and our team is monitoring. Affected components General API (Degraded performance)
- resolved Jan 27, 2026, 12:45 PM UTC
Status: Resolved We have resolved the underlying issue and confirmed the service has been resumed. Affected components General API (Operational)