India, March 21 -- Kim Kardashian is reportedly ready to take legal action against her ex-husband, Kanye West, following his recent online outbursts and troubling behaviour, a source told The U.S. Sun. The 44-year-old reality star, who shares custody of their four children with West, is said to be deeply concerned about his actions. Despite their joint custody arrangement, the kids primarily live with Kim.

Since their joint custody of the children, Kim has permitted North, 11, Saint, 9, Chicago, 7, and Psalm, 5, to meet their father under the watch of her security and nannies. A source reiterated to the media outlet, "Kim wants to underline the point that she has never not allowed Kanye to have the kids and to be their father."

The sour...