"In the current political atmosphere in the Middle East region, and so soon after the positive news of the lifting of sanctions against Iran, the secretary-general calls ... Iran to act with moderation, caution and the good sense not to increase tensions through hasty actions," Dujarric told reporters.

A series of ballistic missile tests this week conducted by Iran's Revolutionary Guard units drew international concern. 

UN Secretary-General Ban Ki-moon

The United States, France and other countries said that if confirmed, of launches nuclear-capable ballistic missiles would be a violation of a UN Security Council resolution.

Dujarric noted that it is up to the 15-nation council to examine issues related to resolution 2231, which calls upon Iran "not to undertake any activity related to ballistic missiles designed to be capable of delivering nuclear weapons, including launches using such ballistic missile technology."