import requests


def get_mac_address_vendor(mac_address: str) -> str:
    """  """
    # Can also use https://macvendors.co/api/{mac_address} for a richer payload
    prefix = ''.join(mac_address.split(':')[0:3])
    response = requests.get(f'https://macvendors.com/query/{prefix}')

    if response.status_code == 200:
        return response.text
    return "Not Found"
