The hoax threat emails were routed through the mail server mail.ru, a service based in Russia
Read MoreAll the bomb threats received via emails and calls area hoax prompting the cyber crime police to trace the sender of such emails
Read MoreWhile the hoax call was received at the airport, the hospitals received emails containing bomb threats
Read MoreIn the case of bomb hoax to 150 schools, the police have transferred the investigation of the case to Special Cell and Delhi Crime Branch.
Read MoreThe schools have been receiving bomb threats in the past in six instances earlier the investigators had found use of dark net in the process
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