Disruption with email services
Timeline · 1 update
- resolved Jul 29, 2026, 08:21 AM UTC
We are currently experiencing issues with our upstream email provider. We are investigating the cause and will update as we have further information.
Sine Outage History
Sine is up right nowSine had 9 outages in the last 2 years totaling 503h 54m of downtime — averaging 0.4 incidents per month.
There were 9 Sine outages since October 9, 2025 totaling 503h 54m of downtime. Each is summarised below — incident details, duration, and resolution information.
Major network outage
Affected: SinePoint iPad App (iOS)Twillio SMS Gateway
Timeline · 2 updates
- monitoring Jul 08, 2026, 03:56 AM UTC
We are aware of a Telstra network outage currently causing disruption to our service. Telstra has reported progress toward resolving the issue, and our team is actively monitoring the situation to confirm full stability once it's restored. We appreciate your patience and will provide updates as we learn more — please let us know if you continue to experience issues in the meantime.
- resolved Jul 09, 2026, 03:01 AM UTC
This incident has been resolved.
Disruption delivering to Yahoo email services
Timeline · 3 updates
- investigating May 22, 2026, 12:01 AM UTC
We are currently experiencing issues delivering email to Yahoo services. We will update as we have more information.
- identified May 22, 2026, 05:04 AM UTC
The issue has been identified and a fix is being implemented.
- resolved May 25, 2026, 12:40 AM UTC
This incident has been resolved.
Apple VPP (Volume Purchase Program) / MDM Outage
Affected: SinePoint iPad App (iOS)
Timeline · 2 updates
- investigating Apr 16, 2026, 06:24 AM UTC
Some MDM customers may experience an error or delay with receiving a SinePoint Pro update or app installation. We are working with Apple to return service to normal. You can follow their updates here: https://www.apple.com/au/support/systemstatus/
- resolved Apr 17, 2026, 12:59 AM UTC
This incident has been resolved.
CM3 Integration Issues
Affected: Sine Core
Timeline · 4 updates
- investigating Feb 15, 2026, 10:11 PM UTC
We are investigating an issue with the CM3 integration providing false negatives, resulting in passes being rejected incorrectly.
- identified Feb 15, 2026, 10:40 PM UTC
CM3 have confirmed an issue on their end. We are awaiting further updates.
- monitoring Feb 16, 2026, 01:04 AM UTC
CM3 have deployed a fix and we are monitoring the results.
- resolved Feb 25, 2026, 12:09 AM UTC
The CM3 Integration has been stabilised. Additional logging and alerts have been added to assist with future CM3 events.
Microsoft 365 users seeing delayed email delivery from Sine
Affected: Sendgrid Email Gateway
Timeline · 3 updates
- investigating Jan 22, 2026, 10:16 PM UTC
Microsoft is currently experiencing issues affecting Microsoft 365 services, including problems with email delivery to and from Microsoft 365 accounts (Exchange Online). Recent reports indicate a service degradation or outage impacting inbound and outbound email functionality. Users have encountered errors such as "451 4.3.2 Temporary server error" when attempting to send or receive emails, along with intermittent failures in email delivery. Please see https://status.cloud.microsoft/m365/ for more information We will continue to monitor the issue and Sine emails will retry sending at regular intervals
- investigating Jan 23, 2026, 09:41 PM UTC
We are continuing to investigate this issue.
- resolved Jan 23, 2026, 09:41 PM UTC
https://status.cloud.microsoft/m365/ now lists the incident as resolved
Marketing website interruption
Timeline · 3 updates
- investigating Nov 06, 2025, 06:16 AM UTC
We are aware of an issue with our marketing website, https://www.sine.co/ and are investigating the causes This does not affect the functionality of the Sine products
- monitoring Nov 06, 2025, 06:40 AM UTC
Our marketing website, https://www.sine.co/ is now fixed and we will monitor the issue This did not affect the functionality of the Sine products
- resolved Nov 06, 2025, 06:55 AM UTC
Our marketing website, https://www.sine.co/ is now fixed
Service Advisory: AWS Incident Impacting Downstream Services
Affected: Twillio SMS Gateway
Timeline · 3 updates
- investigating Oct 20, 2025, 09:32 AM UTC
We are currently observing an ongoing incident with AWS that is affecting multiple downstream services, including our SMS provider. Our team is actively monitoring the situation and will provide updates as more information becomes available.
- monitoring Oct 20, 2025, 09:33 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Oct 20, 2025, 12:10 PM UTC
The AWS incident has been mitigated, and affected services — including our SMS provider — are now recovering. We continue to monitor the situation closely to ensure full stability and will provide further updates if necessary.
Pass signatures blacked-out in check-in forms
Affected: SinePoint iPad App (iOS)
Timeline · 4 updates
- investigating Oct 09, 2025, 12:37 AM UTC
We are currently investigating an issue related to blacked-out visitor signatures visible on passes when viewed via the Sine dashboard. We believe this is related to a compatibility issue on Sinepoint Pro devices running iOS 26. Please do not update your devices to this version until this issue is resolved.
- identified Oct 09, 2025, 03:24 AM UTC
The issue has been identified and a fix is being implemented.
- monitoring Oct 10, 2025, 12:38 AM UTC
A fix has been released and we are monitoring the results. Please upgrade to the latest version of SinePoint Pro if you are encountering this issue.
- resolved Oct 15, 2025, 01:32 AM UTC
This incident has been resolved.