There are almost 30 colleges affiliated for IPU CET from which you have to choose according to your rank. Every institute has its minimum and maximum rank based on IPU CET. I am providing you a link where you can find out the closing and opening rank and you can easily select the institute based on the rank you got. Select the instiute which has closing rank nearest to you. I am also suggesting you some institutes which are good for you.

Trinity Institutes of Proffessional studies, Dwarka

Bhagwan Parshuram Institute of Technology, Rohini

and the more colleges you can find out on the site given below.

www.imsindia.com