Office 365 - Unable to log into Outlook on the web due to network or DNS errors

If you are unable to log into your UW-Madison Office 365 account via a web browser due to a DNS error, please review the information below. The issue may be related to the network you are connected to.

Possible DNS error

dns error

Important: this error may be due to an invalid network configuration within your computer/network you are connected to. If your computer is not connected to UWNET/UW-Madison campus network, please try the workarounds below.

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