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17%of 47 verified observed days had no reported provider issue
90-Day Trend
Dashed calendar markers below identify legacy observations whose source-at-observation was not recorded.
Monthly Status Summary
Month
Issue-free days
Days Tracked
Days with issues
September 2026
16%
25
21
This percentage summarizes normalized provider-status observations by calendar day. It is not duration-based, component-weighted, or contractual uptime. See the methodology and limitations.
Recorded Daily Status (Last 91 Days)
Jul 24Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data
A fix has been implemented and we are monitoring the results.
identified
The carrier has confirmed a degradation on their end, and they are currently working on resolving the issue.
As soon as we have any updates, they will be shared accordingly.
investigating
We are currently observing delivery issues in Belgium - Proximus
Incident Start Time: 2026-09-27 22:01 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently experiencing an issue with our ticketing system related to the following emails:
support@sinch.com
Impact: Customers may experience delayed responses from support.
Incident Start Time : 2026-09-25 14:46 UTC
As an alternative in the meantime, please raise all tickets via our ticketing portal at support.sinch.com.
The carrier has confirmed a degradation on their end, and they are currently working on resolving the issue.
As soon as we have any updates, they will be shared accordingly.
investigating
We are currently observing delivery issues in Brazil - Claro
Incident Start Time: 2026-09-25 03:27 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently observing delivery issues in Venezuela - Digitel.
Incident Start Time: 2026-09-23 00:44 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently observing delivery issues in Sri Lanka - Hutchison
Incident Start Time: 2026-09-22 10:26 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
Data CallingPhone Calling (PSTN)Video CallingSIP Trunk
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are continuing to investigate this issue.
investigating
We want to inform you that we are currently experiencing a performance degradation impacting our Calling services in the AP-Southeast-1 region.
Incident Start Time: 2026-09-22 04:50 UTC
Impact: Customers may experience delayed or failed attempts via In-app Calling / PSTN Calling/ Video Calling and SIP Trunk .
We sincerely apologize for any inconvenience this may cause and appreciate your understanding while we work to resolve the issue.
For further information or assistance, please contact us at support@sinch.com.
We are currently observing delivery issues in Mexico - Izzi
Incident Start Time: 2026-09-22 03:05 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently observing delivery issues in France - Orange
Incident Start Time: 2026-09-21 22:29 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently observing delivery issues in Brazil - Claro
Incident Start Time: 2026-09-21 01:19 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
We are currently observing delivery issues in Congo D.R - Orange DRC
Incident Start Time: 2026-09-17 15:59 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
Legacy Incident Archive
218 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.
May 2026
Delivery Issue Djibouti - Evatis
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are continuing to investigate this issue.
investigating
We are continuing to investigate this issue.
investigating
We are continuing to investigate this issue.
investigating
We are currently observing delivery issues in Djibouti - Evatis
Incident Start Time: 2026-05-11 17:15 UTC.
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
Delivery Issue United States - AT&T
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are continuing to investigate this issue.
investigating
We are currently observing delivery issues towards United States - AT&T
Estimated Incident Start Time: 2026-05-06 14:00 UTC
Impact: Delayed delivery for concatenated 10DLC MT messages submitted towards AT&T US.
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
DI SMS 365 (iSMS) | Operator Services | Potential delay in delivery of MO, MT and DR | TT#MNOC-64100
Source not attested
Last archived state: resolved
View archived record details
investigating
Ticket Number :: MNOC-64100
Services:: DI SMS 365 (iSMS)
Description ::
Our internal monitoring has alerted to an incident. Few of our customers may observe delays in delivery for MO, MT and DR messages. Our support team is currently working on high priority to resolve this issue. Monitoring NOC will continue to follow-up and update you on the progress made.
Impact ::
Mobile Terminating (MT) Traffic: Potential Delay in delivery
Mobile Originated (MO) Traffic: Potential Delay in delivery
...
Conversation & REST APIs - Delivery Receipt Issue
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are currently experiencing an issue with our Conversation and REST APIs.
Incident Start Time: 2026-05-05 07:00 UTC
Impact: A subset of Delivery Receipts for concatenated messages will receive an unknown state if submitted via the Conversation or REST APIs.
We will provide ongoing updates on this page. For any inquiries, please contact us at support@sinch.com.
Delivery Issue Guatemala - Tigo
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are currently observing delivery issues in Guatemala - Tigo
Incident Start Time: 2026-05-06 09:20 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
DI SMS 365 (iSMS) | Operator Services | Potential delay in delivery of MO, MT and DR | TT#MNOC-64082
Source not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
Ticket Number :: MNOC-64082
Services:: DI SMS 365 (iSMS)
Description ::
Our internal monitoring has alerted to an incident. Few of our customers may observe delays in delivery for MO, MT and DR messages. Our support team is currently working on high priority to resolve this issue. Monitoring NOC will continue to follow-up and update you on the progress made.
Impact ::
Mobile Terminating (MT) Traffic: Potential Delay in delivery
Mobile Originated (MO) Traffic: Potential Delay in delivery
...
Delivery Issue Guatemala - Tigo
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are currently observing delivery issues in Guatemala - Tigo
Incident Start Time: 2026-05-05 22:20 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
Delivery Issue Finland - Elisa and Telia
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are currently observing delivery issues in Finland - Elisa and Telia.
Incident Start Time: 2026-05-05 07:30 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
Delivery Issue Mexico - AT&T
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are currently observing delivery issues in Mexico - AT&T.
Incident Start Time: 2026-05-05 00:09 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
Delivery issues Guatemala - Tigo
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are continuing to investigate this issue.
investigating
We are currently observing delivery issues in Guatemala - Tigo
Incident Start Time: 2026-05-04 01:32 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.
