(CNN) Something weird happened -- or, didn't happen -- on the internet Wednesday.

President Donald Trump did not post. For more than 24 hours, from late Tuesday until Thursday morning, his Twitter fell silent.

The last time his account took off a full calendar date looks to have been October 6 of last year, so 117 days ago.

His tweet Tuesday -- a prompt to watch the State of the Union -- landed at 9 p.m . But like the one before that, from 3:12 p.m. on Monday, January 29, it was probably dialed up by a staffer. Both contain official, whitehouse.gov video clips.

Go back further still, to January 28, and the mystery deepens.

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