The Internet Corporation for Assigned Names and Numbers (ICANN) is a nonprofit organization responsible for coordinating the global Domain Name System (DNS) and ensuring its stable and secure operation. Founded in 1998, ICANN plays a crucial role in the management of Internet Protocol (IP) addresses, domain names, and root server management, helping to maintain the interoperability of the internet. It facilitates the development of policies for these technical components in collaboration with various stakeholders, including businesses, governments, and individuals.