Delivery Report

Everything about Delivery Reports


There are various statuses in the Delivery Report, their meanings are as follows:


  1. Submitted- This status is displayed when SMS are submitted to our operator.

  2. Sent/Pending- Sent/Pending status is shown when an SMS is forwarded from our end to the operator but is yet to be delivered to you. If the mobile number is out of network until 4 hours until then the reports will be displayed as Pending.

  3. Delivered- When the messages are received by the user successfully, delivered is displayed.

  4. Failed- A message can fail due to different reasons and stops it from getting delivered.

  5. Blocked number- If a number is blacklisted then the SMS will not be delivered to that number. You can see the blocked number in the section of the Blacklisted number of Phonebook.

  6. NDNC- When sending SMS to DND numbers under the promotional route, it shows the NDNC status as the Promotional route doesn’t allow sending SMS to DND numbers.

What is the meaning of different statuses in the delivery reports?
Nov 9, 2024


There can be different reasons for the failure of an SMS such as exception time out, message inbox full, or if the number is out of reach.


These are the basic reasons for the failure of an SMS:


  1. Unknown Service Center Address

  2. Service center congestion

  3. Invalid short message entity address


  • Failed - No specific reason found for non-delivery (after certain attempts by multiple operators)

  • Rejected by Provider - The SMS was rejected by the provider due to the promotional content through the transactional route

  • Equipment Protocol Error - This is a temporary error related to the handset, specifically tied to temporary issues that can be resolved by restarting the device or reinserting the SIM card.

What are the reasons behind a failed message?
Nov 9, 2024