Korea Telecom

Korea Telecom operates Autonomous System 4766, the backbone of South Korea's largest fixed-line telecommunications operator and a major mobile carrier. Registered in South Korea, it provides nationwide broadband, 5G mobile, and enterprise cloud services, and it maintains strong international peering that connects Korean users to the global internet. Korea's high broadband penetration means AS4766 is a densely used access network. It appears frequently as the origin and destination for consumer and business traffic within South Korea. A matching address generally identifies a South Korean broadband or mobile subscriber served by KT.