You may want to Google all that,,,,Ghost ships up, oil production up, seems everyone one in the oil business is involved too....Not just Iranian oil but Russian to...
Not going to make any claims myself,,,,,but googling may reveal Cruz may be more right than wrong as you sort through it..... Seems there is always away around sanctions.....
ie https://www.iranwatch.org/library/private-viewpoints/ghost-armada In November 2020, UANI identified 70 foreign vessels suspected of involvement in the illicit transfer of Iranian crude oil and/or petroleum products. Over two years later, the list has grown to 383. This suspected ghost armada, distinct from but complementing Iran’s own NITC tanker fleet, has skirted U.S. sanctions and exploited regulatory loopholes to ship millions of barrels of Iranian oil.