US-based cloud backup and data protection startup Druva has raised $130 million in a funding round led by Viking Global Investors. The funding took the Sequoia and Nexus-backed startup's valuation "well past the $1-billion mark", giving it a 'unicorn' status, Founder and CEO Jaspreet Singh said. Druva was founded in Pune by Singh along with Milind Borate and Ramani Kothandaraman.