Citigroup upgraded Cloudflare (NYSE:NET) to a "Buy" rating and increased its price target from $255 to $318.Cloudflare's stock reached an all-time high, with a notable increase of 13.84%, showcasing its impressive growth trajectory.The company's market capitalization stands at approximately $88.72 billion, indicating its significant presence in the tech industry.Cloudflare (NYSE:NET) is a prominent player in the tech industry, known for its web infrastructure and website security services. The company provi ...