Sinch Maintenance - Mblox US SMPP Gateways
Scheduled for Oct 4, 00:00 - 01:00 UTC
Scheduled
We are writing to inform you that as part of our continuous efforts to improve the performance and reliability of our platform we will be adding additional frontend gateways to our Mblox SMPP gateways.

As part of this change we require that you whitelist the below provided IP Addresses.

Effective Date: 2022-10-04 00:00

FQDNs Affected:
SMS3.mblox.com
SMS3.CardBoardFish.com
sms-cloud-3.clxcommunications.com

New IP Addresses:
54.173.29.238
52.8.59.118
40.91.87.172
23.22.91.120
209.95.131.8
Posted Sep 06, 2022 - 17:54 UTC
This scheduled maintenance affects: Legacy API (Atlas SMPP (mBlox)).