"If the necessary conditions are met, the strait can be reopened, and normal maritime traffic can resume within seven days," Iranian Foreign Minister Abbas Araghchi said on Friday.
The Tehreek-e-Taliban Pakistan (TTP) group, or Pakistani Taliban, has claimed responsibility for the bombing. The group, founded in late 2007, is allied with the Afghan Taliban.
On Saturday, Ukrainian Foreign Minister Andrii Sybiha said Russia had also carried out a "double strike" attack on a logistics facility serving fast-food chain McDonald's.
Baku has completed a week of octane-fuelled racing, high-level security facilitation and secured record investments in one of its most dynamic events-filled weeks of the year.
Russia's recruitment drive targeting Belarusians has become a key tool to boost manpower on the battlefield and exploits economic hardship and isolation.
Earlier this month, 12 countries announced new trade sanctions on Israeli settlements in the occupied West Bank amid what they called a "rapidly deteriorating" situation marked by increasing settler attacks on Palestinians.