Reports about the incident emerged in Middle Eastern media a month after an attack on four vessels off the Emirati coast, which UAE investigators blamed on an unspecified "state actor", APA reports citing Sputnik.
Two successive blasts were heard in the Gulf of Oman on Thursday morning, Iran's state-run Press TV reports, citing Al-Alam television network.
The blasts were caused by “attacks” on the tankers; it was not immediately clear from the report to which country or country they belonged.
Pakistani sources were also quoted as saying that the tankers had sent distress calls to neighbouring states.
Meanwhile, the UK Maritime Trade Operations, a maritime safety group run by the Royal Navy, has warned about an unspecified incident in Gulf of Oman, urging "extreme caution" given the ongoing tensions in the region between the United States and Iran.