What network is CFX on?

Excuse me, could you please clarify the underlying infrastructure of CFX? Specifically, I'm wondering which blockchain network does CFX operate on? I'm interested in understanding the technological foundations that support this cryptocurrency and how it interacts with other elements of the digital ecosystem. Given the dynamic nature of the crypto landscape, I'd appreciate a concise yet informative answer that pinpoints the network on which CFX is based. Thank you for your time and attention to this matter.