Hey Karthik, 

VIT  University is ranked as No.1 private in India.

It is ranked as No.1 private univeristy by NIRF MHRD Government of India 2018 because it has well equipped labs,infrastructure, faculty,facilities,administration, research and development too! 

For you marks you can get admission in VIT University Vellore campus! For better clarification you can go through the following website which may help you,

Https://engineering.careers360.com/articles/viteee-cutoff

As per your above said score, your rank should come under 3-6K.

To check the VITEEE 2017 cut off, you can go through below article -

VITEEE Cut off 2017

Good Luck!!!