CenturyLink DNS issue blamed for Microsoft 365 services outage [telecom]

Engineers identified a software defect

By Julia Talevski

A software defect has been blamed for the authentication issue that hit Microsoft 365 services across the globe for three hours on January

2. According to Microsoft, engineers identified a DNS issue with CenturyLink, an external DNS provider.

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Posted 5 years ago by Bill Horne in General Telecommunications Forum

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