Hello student, 

Considering your rank i.e 3249 and previous year trends, you have some good chances of getting ECE branch seat in Institute of Engineering and Technology, Lucknow.

Although you might have to wait till the last round.

To know more about IET and it's previous year cutoffs, visit and consider 

Https://www.careers360.com/colleges/institute-of-engineering-technology-lucknow

To know more colleges , in which you can get CSE as per your rank , check out :
https://www.careers360.com/upsee-college-predictor

Cheers!