| Registered | Name | Holder | Registrar |
|---|---|---|---|
| 2020-08-28 | slackforum.fi | Slack Technologies, Inc. | MarkMonitor Inc. |
| 2019-10-12 | slackworkspace.fi | Slack Technologies, Inc. | MarkMonitor Inc. |
| 2019-09-30 | slackcertified.fi | Slack Technologies, Inc. | MarkMonitor Inc. |
| 2019-09-13 | slackexperts.fi | Slack Technologies, Inc. | MarkMonitor Inc. |
| 2016-04-26 | slack.fi | Slack Technologies, Inc. | MarkMonitor Inc. |