What period of time did zoroaster live?

Zoroaster, also known as Zarathustra, is believed to have lived between 1500 BCE and 500 BCE, though the exact dates are uncertain and debated among scholars. Most estimates place his life around the 6th century BCE in ancient Persia. His teachings formed the basis of Zoroastrianism, one of the world's oldest monotheistic religions. The historical details of his life remain largely speculative.