Outage in Bandwidth
Messaging Delivery Incident- AT&T
Minor
September 10, 2026 - Started about 14 hours ago
Official incident page
Official incident page
Incident Report
Bandwidth teams have identified an off-network incident resulting in intermittent messages delivery failures to AT&T destinations. These failures result in a 4740 code. Teams are working with AT&T to restore expected delivery of messages.
Components affected
Bandwidth MMS Messaging (MM4) Bandwidth REST APIs - HTTP MMS Messaging Bandwidth SMS Messaging (SMPP) Bandwidth REST APIs - HTTP SMS MessagingTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
IDENTIFIED
about 8 hours ago - at 09/10/2026 11:24PM
Band with teams continue to partner with the impacted industry provider.
IDENTIFIED
about 14 hours ago - at 09/10/2026 06:04PM
Bandwidth teams have identified an off-network incident resulting in intermittent messages delivery failures to AT&T destinations. These failures result in a 4740 code. Teams are working with AT&T to restore expected delivery of messages.
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