6:15 PM PST
We've received confirmation that email services have been restored. If you were unable to send or receive a Slack-related email during this time, please try again now. Thanks for bearing with us.
5:24 PM PST
We have received reports of workspace/account creation and email invitation emails failing to deliver, and believe the issue is associated with an email provider outage. We apologize if you're affected. We'll update here as soon as we have more information.
4:02 PM PST