"An anonymous person called up the joint control centre around 5 pm saying that the airport was going to be blown up before February 2. The caller spoke in Hindi and the call was non-specific and came from an unknown number," an airport official said.
The police are investigating the call records, the spokesman added, but refused to share any further details.
"The Bomb Threat Assessment Committee (BTAC) of the airport reviewed the call at 7.30 pm and concluded that it was non-specific," the spokesperson said further.
DCP Virendra Mishra also confirmed that there was "information call" at the airport.