Previous incidents
Transactional Email API is down
Resolved Jun 12, 2026 at 4:08pm UTC
Transactional Email API recovered.
1 previous update
ShipStation Carrier UPS and Transactional Email API are down
Resolved Jun 11, 2026 at 10:09pm UTC
ShipStation Carrier UPS recovered.
3 previous updates
Cloudflare Network is down
Resolved Jun 10, 2026 at 11:45am UTC
Cloudflare Network recovered.
1 previous update
Klaviyo Campaign Email Sending, Klaviyo SMS Sending - Toll Free Number SMS, a...
Resolved Jun 8, 2026 at 11:58pm UTC
Klaviyo SMS Sending - Toll Free Number MMS recovered.
3 previous updates
Klaviyo Integrations - Shopify, ShipStation App, and 2 other services are down
Resolved Jun 4, 2026 at 11:40pm UTC
Transactional Email API recovered.
9 previous updates
ShipStation App, Transactional Email API, and 2 other services are down
Resolved Jun 1, 2026 at 11:55pm UTC
Transactional Email API recovered.
7 previous updates
Transactional Email API is down
Resolved May 28, 2026 at 5:48pm UTC
Transactional Email API recovered.
1 previous update
Transactional Email API is down
Resolved May 26, 2026 at 3:00pm UTC
Transactional Email API recovered.
1 previous update
ShipStation App and ShipStation Carrier USPS (Stamps.com) are down
Resolved May 22, 2026 at 4:19am UTC
ShipStation Carrier USPS (Stamps.com) recovered.
2 previous updates
Klaviyo App, Klaviyo Campaign Email Sending, and 4 other services are down
Resolved May 20, 2026 at 12:34am UTC
Klaviyo Flow Triggering recovered.
7 previous updates
Cloudflare Network and Cloudflare Load Balancing & Monitoring are down
Resolved May 14, 2026 at 12:35am UTC
Cloudflare Load Balancing & Monitoring recovered.
3 previous updates
Cloudflare Network is down
Resolved May 12, 2026 at 4:54am UTC
Cloudflare Network recovered.
1 previous update
Klaviyo App and Klaviyo Flow Triggering are down
Resolved May 8, 2026 at 11:17pm UTC
Klaviyo App recovered.
3 previous updates
Klaviyo App, Cloudflare Network, and 2 other services are down
Resolved May 6, 2026 at 2:57am UTC
Klaviyo App recovered.
7 previous updates
Cloudflare Load Balancing & Monitoring is down
Resolved May 1, 2026 at 2:51am UTC
Cloudflare Load Balancing & Monitoring recovered.
1 previous update
Cloudflare Network is down
Resolved Apr 28, 2026 at 10:35am UTC
Cloudflare Network recovered.
1 previous update
Cloudflare Network is down
Resolved Apr 27, 2026 at 4:54am UTC
Cloudflare Network recovered.
1 previous update
Cloudflare Network is down
Resolved Apr 24, 2026 at 3:52am UTC
Cloudflare Network recovered.
1 previous update
ShipStation App, Transactional Email API, and 1 other service are down
Resolved Apr 21, 2026 at 11:31pm UTC
Transactional Email API recovered.
5 previous updates
Cloudflare Network is down
Resolved Apr 15, 2026 at 12:34am UTC
Cloudflare Network recovered.
1 previous update