Ontraport experienced a minor incident on October 21, 2025 affecting Isolated Accounts and Email Delivery, lasting 3d 5h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- monitoring Oct 21, 2025, 07:19 PM UTC
We are currently experiencing partial delays in some outbound email delivery due to a DNS issue with one of our service providers. Email delivery may be delayed for some recipients. Affected messages are automatically retried until successful or until a 12-hour retry window expires.
- monitoring Oct 21, 2025, 10:21 PM UTC
We are waiting for a resolution from a 3rd party. In the meantime, we are observing the Email Delivery systems to ensure that the impact is as minimal as possible.
- monitoring Oct 22, 2025, 07:38 PM UTC
We have resolution of the issue; continued monitoring and ongoing confirmation that the fixes are fully functional are currently underway.
- monitoring Oct 23, 2025, 11:09 PM UTC
We are still waiting for DNS updates to fully propagate. Roughly 80% of impacted traffic has been addressed.
- resolved Oct 25, 2025, 01:17 AM UTC
This issue has been resolved.