Service Issue: Outbound Sending. Issue with ISP blocks causing elevated bounces for some customers.


All traffic is running smoothly again and we have seen no futher issues as a result of the earlier blocks.


The block has been removed and resolved and our IPs are no longer affected. We are continuing to monitor and work through this.


We are working on removing the block causing these bounces and also moving traffic off the affected IPs until this is resolved.


We are investigating an issue causing some ISP blocks and elevated bounces for some customers. We will continue to update here until this is resolved.

Began at:

Affected components
  • API
  • SMTP (sending)