Call Tower experienced a critical incident on September 4, 2025 affecting Five9, lasting 15m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Sep 04, 2025, 09:30 PM UTC
Identified: CallTower Support has received reports of inbound and outbound call failures with Five9. We are actively working with Five9 to investigate and mitigate the issue. In the meantime, we ask customers experiencing this issue to retest their calls. CallTower has opened a master case for this issue as it is affecting more than one CallTower customer. This issue may or may not directly affect your services. If you are affected, please report the issue to [email protected]. CallTower intends to post updates on status.calltower.com approximately every 30 minutes, unless identified otherwise.
- resolved Sep 04, 2025, 09:45 PM UTC
Resolved: CallTower Support has confirmed with Five9 as well as multiple customers that the issue is now resolved. CallTower will be closing this master case and all associated cases. If you continue to experience any problems, please contact CallTower Support at 800-347-5444 or [email protected]