Elon Musk’s social ​media platform X ‌was back ​up after a brief outage affected more than 19,000 U.S. users on Sunday, according ​to outage tracking ⁠website Downdetector.com.

The outage lasted about 45 minutes ​and ⁠was largely resolved by 12:04 p.m. ET, the website ‌said.

X did not ‌immediately respond to a ‍request for comment.

The actual number of ‍affected users may differ from what is shown on Downdetector, as the reports are submitted ⁠by users.

The website tracks outages ​by collating status ⁠reports from a number of sources.