Tanzania and Kenya have launched a terrestrial fiber optic interconnection linking Dar es Salaam to Mombasa through the Lunga Lunga/Horohoro border, in a strategic move to improve regional Internet access and digital resilience. Japan occupies a critical position in global internet infrastructure, acting as a key hub for undersea fiber-optic cables that facilitate connectivity between Asia and North America. As digital economies expand and geopolitical tensions shape technological dependencies, undersea cables emerge not. This visualization shows the growth of the undersea cable network, global internet peering capacity, and the distribution of IP addresses via BGP announcements over time. Use the controls at the top to play the animation or step through year by year. For more details and insights, please read this. A dark fibre or unlit fibre is an unused optical fibre, available for use in fibre-optic communication. Dark fibre may be leased from a network service provider. “The grant also stands as a testament to USTDA's. Fibre-optic Link Around the Globe (FLAG) is a 28,000-kilometre-long (17,398 mi; 15,119 nmi) fibre optic mostly- submarine communications cable that connects the United Kingdom, Japan, India, and many places in between.