hit by two explosions around 60 miles from the Saudi Port of Jeddah on Friday, as officials said it was hit by two missiles

The National Iran Oil Company, which owns the vessel, said the missiles had damaged the two main storage tanks on board the ship, causing them to leak into the ocean

The ship remained afloat after the attack and tacking data shows it has turned around and is heading back towards the Persian Gulf

The tanker is carrying 1million barrels of oil, and until Friday had not transmitted its location for 57 days. Iranian tankers often turn their trackers off to skirt US sanctions on exports

Iranian media said the blasts occurred around 5am and 5.20am local time

The Nour news agency, which is close to the Iranian Revolutionary Guardin the span of a half hour and an investigation was underway.

He added that Iranian tankers have been targeted by 'damaging activities' over recent months in the Red Sea, without elaborating.

Russia's foreign ministry has also said it is too early to assign blame for the attack.

Before Friday the Sabiti had not activated its transmitter for 57 days, when it was in the port of Bandar Abbas, but it suddenly began broadcasting its location again shortly after the blasts were reported.

Data shows the tanker is fully laden with 1million barrels of oil and is now heading back to the Persian Gulf with a destination of Larak, an island in the Strait of Hormuz.

It is unclear what the tanker's initial destination was. Iranian vessels often turn off their trackers to