The CBI has booked three suspected punters, one from Delhi and two from Hyderabad, in connection with alleged fixing of Indian Premier League matches ''based on inputs'' from Pakistan, officials said.

The central agency has started a country-wide probe, they said. The CBI received information that "a network of individuals involved in cricket betting are influencing the outcome of Indian Premer League (IPL) matches based on inputs received from Pakistan", the FIR alleged. The agency has listed one Dileep Kumar, based in Rohini, Delhi, and Gurram Vasu and Gurram Satish from Hyderabad in its FIR as accused.