ActiveCampaign change history: ActiveCampaign platform unavailable for some US Accounts

ActiveCampaign reported a major outage affecting some US accounts, with platform access delays or unavailability and slower responses or errors across multiple services and features. It ran from 2025-09-05 16:21 UTC to 2025-09-05 17:56 UTC (1 h 35 min); a fix was implemented, and monitoring confirmed all systems operating normally.