If the statement about the Mountain View IP address is true then it's hard to imagine that these were scammers masquerading as Google.
My bet? Google's statement will blame some third party contractors or a miscommunication. Massive damage control and fire fighting for the rest of the day.
Shortly after, that IP range stopped visiting Mocality's servers, but another range, this one registered to Google's Mountain View headquarters [edit: this address has previously been used to conduct official Google business in India]..
The article is implying that the IP range was one that has been officially used by Google for international business in the past, making it the smoking gun in their accusation.
My bet? Google's statement will blame some third party contractors or a miscommunication. Massive damage control and fire fighting for the rest of the day.