“The version about a missile getting into an airplane is not excluded, but today it is not confirmed,” he wrote on the Telegram channel.
The head of state called on the United States, Canada and the United Kingdom to present their evidence in the case of the commission for the investigation of the crash.
In addition, he announced a conversation on the topic of emergency with the Secretary of State of the United States Mike Pompeo.
Earlier, Canadian Prime Minister Justin Trudeau announced that Ottawa had intelligence information indicating that the plane was shot down by an Iranian ground-to-air missile.
American leader Donald Trump, in turn, said that he “has his own suspicions” in this regard.
The head of the Iranian civil aviation organization Ali Abedzadeh called such data irrational. He also denied reports that fragments of a rocket were allegedly found near the site of the tragedy.
On January 8, Boeing crashed shortly after leaving Tehran's airport. 176 people were killed.