The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
http://url4436.propertyfiles.co.nz/ls/click?upn=pHhsAjtdVyeDGDEBtGwHMxF9rH8Q4x8WBuZ-2B7oXKChCwJV8oA67vWjjjjRFzrNs9fjRUc8y2so5lEp-2FpSSu-2BlQ-3D-3DwgqU_8NmjMJ0SoJOoyVQg-2BQIbGBmU77JaZBwwwlAc0fZWmUpZcvfxprR4FT-2BbX9otAv2KEvL2523y8M1sgZ0ZIn4Y5u7u8FYpHaE2q89HXCbKqM2WX5OXO0-2BOlQx8l1Km1bTngvOh8FQLFEziToVtiBfdyv2Uz8a2z6QwG0ifwWu-2FivSBIBVzEFov2YCOwuSLGZyxVx5UhIjsVtreKMea2vKUOHlDG649TnVU3xEik8r4c-2B699-2BaCbodBvUxT6GXMCKQ0