Vodafone India — mazaa mobile pack activated without my consent

Address:

Mumbai City, Maharashtra, 400079

I am having mobile no. [protected] with godrej corporate plan with vodafone.
I am receiving messages on 22nd may, 25th may and today i. E. On 29th may also that you are currently active on the mazaa mobile pack. Your subscription of rs. 49 will be charged on the[protected], 01/06/2018.
The website mentioned is www.mazaa.mobi which is also not getting open.
No subscription was activated by me.