Thursday afternoon, a cryptic error message greeted Twitter users.
As of 4 p.m. ET, Twitter is back up and running.
We've reached out to Twitter for comment on the outage and will update this story when we hear back.
Social media giant Twitter suffered an hour-long worldwide outage this morning, with users unable to access the platform on both the website and mobile.
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The Twitter outage comes on the heels of a string of technical problems at Instagram recently.
According to DownDetector.com, more than 100,000 users have reported the outage. Outages are relatively common and typically don't last longer than a few hours.
Trump, who has more than 60 million followers on Twitter and uses the platform extensively, nonetheless has complained that it suppresses some political viewpoints.
"A big subject today at the White House Social Media Summit will be the tremendous dishonesty, bias, discrimination and suppression practiced by certain companies", Trump tweeted earlier in the day, evidently referring to tech companies like Google, Facebook and Twitter.