Issue causing invalid_email errors for some valid B2B email addresses
Timeline · 1 update
- resolved Jun 15, 2026, 10:07 PM UTC
Type: Incident Duration: 16 hours and 46 minutes Affected Components: Message deliverability Jun 15, 22:07:00 GMT+0 - Investigating - We've identified an issue causing invalid\_email errors for some B2B users with valid email addresses. Jun 16, 14:53:00 GMT+0 - Resolved - This issue has been resolved.