As you have asked about the ranking of the Indian Institute of Technology (IIT) Madras, I am giving you information about it, check below for the details
University and college rankings

General – international
QS (World) 254
QS (Asian) 53
Times (BRICS) 44
Times (Asia) 76

Engineering – India
NIRF 1
India Today 4
Outlook India 5
Dataquest 2

Government colleges:
Mint 5

IIT Madras was ranked #254 in the QS World University Rankings of 2015,
56 in the QS Asian University Rankings and 20 in the QS BRICS University Rankings of 2015
The Times Higher Education World Rankings ranked it at 78 and 44 in Asia and BRICS countries respectively in 2015.

Contact:
Indian Institute of Technology Madras
Beside Adyar Cancer Institute
Opposite to C.L.R.I
Sardar Patel Road, Adyar
Chennai, Tamil Nadu 600036
044 2257 8280