TrueCommerce incident

B2BGateway Email Server IP Blocked

Minor Ongoing View vendor source →
Started
May 04, 2026, 03:11 PM UTC
Resolved
Ongoing
Duration
● 1h 31m
Detected by Pingoru
May 04, 2026, 03:11 PM UTC

Affected components

TrueCommerce B2B Trading NetworkTrueCommerce B2B Warehouse Support SiteTrueCommerce B2B Integrator

Update timeline

  1. identified May 04, 2026, 03:11 PM UTC

    Email Delivery Advisory (Proofpoint Customers Only) Proofpoint has temporarily blocked a B2BGateway mail server IP (74.118.73.43) due to spam filtering rules. This impacts only B2BGateway customers using Proofpoint. The IP is not listed on other major blocklists. We have opened a request with Proofpoint to remove the block and are actively monitoring. Customers may also submit a request with Proofpoint to help expedite resolution: https://www.proofpoint.com/us/ipcheck Please note, all Support tickets or New Partner Implementation notes are still available to view and respond to on the B2BGateway Portal.

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