Korea Internet Neutral Exchange
A South Korean carrier-neutral internet infrastructure company providing internet exchange, data-center, CDN, and cloud services.
Last updated November 4, 2026
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Overview
Korea Internet Neutral Exchange, commonly known as KINX, is a South Korean business-to-business internet infrastructure company headquartered in Seoul. It operates the country’s only carrier-neutral internet exchange and combines network interconnection with internet data-center, content-delivery-network, and cloud-computing services. Rather than functioning as a consumer internet-service provider, KINX supplies the infrastructure through which telecommunications operators, internet service providers, content providers, cloud companies, public institutions, and digital businesses exchange traffic and deploy applications. KINX emerged from a structural problem in South Korea’s early internet market. Before a neutral domestic exchange was available, traffic between Korean networks could be routed through overseas exchange points, increasing latency, reducing efficiency, and raising costs. Government-backed efforts initially led to the creation of the Korea Internet Exchange by the National Computerization Agency. In the late 1990s, however, the market was dominated by exchanges associated with major carriers, including KT and Dacom, and customers faced concerns about pricing and network neutrality. A group of independent internet-service providers organized a series of interconnection conferences beginning in 1998. Those discussions eventually produced KINX, which was incorporated in June 2000 and began operating the following month. The company’s core exchange is based on Layer 2 interconnection. Its carrier-neutral model allows domestic and international network operators and content companies to choose peering partners independently of a particular telecommunications carrier. KINX has expanded its international reach through points of presence in locations including Hong Kong, Tokyo, and the United States. The exchange has connected with major network and content companies over time, including Microsoft, Akamai, Daum-Kakao, NHN, and overseas internet exchanges and carriers. KINX also operates multiple carrier-neutral internet data centers in and around Seoul. These facilities support colocation, network connectivity, managed services, and the physical deployment of customers’ servers and communications equipment. The company’s customer base has included major online platforms, gaming businesses, media organizations, public-sector institutions, and education-related organizations. Its CDN business provides caching, streaming, and download acceleration for content-heavy services such as games, online media, and real-time news. Cloud computing became a major extension of KINX’s infrastructure business. In 2012, the company introduced IXcloud, described as the first public cloud service in South Korea to use OpenStack. KINX has also supported private-cloud deployments and provided cloud infrastructure for developers through programs operated with AppCenter. Later services broadened the company’s role from exchange operator to multi-cloud connectivity provider. CloudHub enables direct connections to major domestic and international cloud platforms through a consolidated network architecture, while KDX and individual direct-connect offerings link customers with providers such as AWS, Microsoft, Google, IBM, Tencent, Oracle, and Naver Business Platform. KINX’s additional services have included international connectivity, IPv6 transit and consulting, anti-distributed-denial-of-service protection, China-bound connectivity, video and content management, and support for public-sector cloud programs. The company has also participated in government and industry projects involving IPv6 adoption, cloud services, game testing infrastructure, cyber-emergency response, and cultural-technology research. KINX became a KOSDAQ-listed company in 2011. It has remained focused on enterprise and institutional infrastructure rather than consumer branding. In March 2020, the company reported 126 employees, and Jeewook Kim became sole chief executive officer that same month. Its current business identity is built around neutral interconnection, colocation, content delivery, and direct access to distributed cloud infrastructure across Korea and selected international network locations.
History
South Korea’s early internet architecture was affected by the absence of a strong neutral domestic exchange. Traffic between Korean networks could travel through overseas exchange points, creating avoidable latency and expense. The National Computerization Agency responded by establishing the Korea Internet Exchange, but the initiative was later privatized. In December 1996, Korea Telecom began operating KTIX, while Dacom established DIX. Because these exchanges were associated with large network operators, independent providers remained concerned about interconnection charges and competitive neutrality. In 1998, independent internet-service providers began organizing meetings to address the problem. The first Korea Internet Interconnection Conference was held in September of that year, followed by additional conferences through early 1999. Participants discussed membership qualifications, the recruitment of additional exchange members, and the creation of an organization that could provide neutral interconnection. A KINX management center opened in June 1999. In February 2000, the tenth interconnection conference approved the establishment of a company, and KINX Inc. was incorporated in June. Formal operations began in July 2000. During its first decade, KINX developed the exchange and expanded its institutional role. It was registered as a value-added communications company in 2000 and established a network main center and affiliated research activities. The company became a venture enterprise and participated in projects involving the Korean Network Information Center, internet routing registries, name-server management, and public-sector network interconnection. It connected with Yahoo’s exchange, the National Computerization Agency, NHN, Microsoft, Telkom Indonesia, and other network or content organizations. KINX also helped establish the Korea IX Association and developed a VoIP exchange partnership with Xconnect. The company broadened beyond pure exchange operations in the 2010s. It acquired KGRID in 2011, moved its headquarters to a larger Seoul facility in 2012, and acquired Nowcom’s CDN business unit that year. It launched IXcloud in 2012, using OpenStack for public cloud services, and subsequently added managed cloud, colocation, and multi-cloud offerings. International expansion included a Hong Kong point of presence in 2013, a United States point of presence in 2014, and a Japan point of presence in 2017. KINX formed or announced network relationships with Akamai, Indosat, True International Gateway, Daum-Kakao, RETN, and other operators. From 2014 onward, KINX participated in projects involving IPv6, public-sector cloud, content distribution, game testing, education services, and cyber defense. It launched K-CLEAN for anti-DDoS protection in 2015 and China Direct Connect later that year. Cloud connectivity became increasingly central: AWS Direct Connect was introduced in 2016, Microsoft ExpressRoute support followed in 2017, and KDX was launched in 2018. The company added Naver Business Platform Cloud Connect, IBM Direct Link, Tencent Direct Connect, Oracle FastConnect, and Google Cloud Interconnect between 2018 and 2020. It also launched midibus, a content and video management service, and a Korea-Japan dedicated-circuit service. KINX entered the KOSDAQ market in February 2011. Its headquarters moved within Seoul as its infrastructure and service portfolio grew, including relocations in 2012 and 2015, with a later move recorded in 2017. Sunyoung Lee and Jeewook Kim became co-CEOs in April 2018; Kim became sole CEO in March 2020. At that time, the company had 126 employees according to the cited reference. KINX’s development reflects the transition of South Korean internet infrastructure from basic domestic interconnection toward carrier-neutral colocation, content delivery, public cloud, and hybrid multi-cloud connectivity.
- 2020
Google Cloud Interconnect launched
[1]KINX added Google Cloud Interconnect and reported 126 employees in March.
- 2018
Cloud and international connectivity portfolio expands
[1]KINX launched midibus, Korea-Japan dedicated circuits, and KDX, while adding further cloud-connect partnerships.
- 2015
K-CLEAN and China Direct Connect introduced
[1]KINX added anti-DDoS protection and premium China-bound connectivity.
- 2013
Hong Kong point of presence established
[1]The company began expanding its international exchange coverage through a Hong Kong PoP.
- 2012
IXcloud launched
[1]KINX introduced an OpenStack-based public cloud service and expanded its Seoul headquarters.
- 2011
KOSDAQ listing and KGRID acquisition
[1]KINX listed on KOSDAQ and acquired KGRID.
- 2009
VoIP exchange partnership formed
KINX partnered with Xconnect to provide a VoIP internet-exchange service.
- 2000
KINX is established and starts operations
[1]KINX Inc. was established in June and formally began operations in July.
- 1998
Interconnection conferences begin
[1]Independent providers organized conferences to address the cost and structure of internet interconnection.
- 1996
Carrier-linked exchanges begin operations
[1]KTIX and DIX began operating, highlighting the need for a more neutral interconnection model.
Products and positioning
A carrier-neutral, enterprise-focused network infrastructure provider connecting Korean and international networks while combining internet exchange, colocation, CDN, and multi-cloud connectivity.
Internet exchange · 2000
KINX Internet Exchange
KINX operates a Layer 2, carrier-neutral internet exchange in South Korea. Its model allows internet service providers, telecommunications operators, and content providers to select peering relationships without being tied to a single network carrier. The exchange supports domestic and international traffic exchange and has been extended through overseas points of presence.
Data-center services
Internet Data Centers
KINX operates carrier-neutral internet data centers in and around Seoul. The facilities provide colocation, network access, equipment deployment, and managed infrastructure for communications providers, online platforms, public institutions, gaming companies, and other enterprise customers.
Content delivery network · 2012
KINX CDN
KINX’s CDN delivers cached, streamed, and downloadable content closer to end users. The service has supported content-intensive customers such as game publishers, online media companies, and news organizations that require reliable distribution of large or frequently updated files.
Public cloud · 2012
IXcloud
Introduced in 2012, IXcloud was an OpenStack-based public cloud service. KINX positioned it alongside support for private-cloud deployments and developer-oriented cloud initiatives, extending the company’s infrastructure role beyond network exchange.
Multi-cloud connectivity
CloudHub
CloudHub is a multi-cloud connection platform that provides direct access to major international and Korean cloud providers. Its consolidated connectivity model can connect customers to multiple cloud services through a single port and multiple virtual circuits, supporting hybrid-cloud and colocation deployments.
Cloud connectivity · 2018
KINX Direct Connect (KDX)
KDX provides direct network connectivity between customer environments and cloud or digital infrastructure services. It forms part of KINX’s broader strategy of combining neutral colocation with direct, lower-complexity access to distributed cloud platforms.
Network security · 2015
K-CLEAN
K-CLEAN is KINX’s anti-DDoS protection service. It was introduced as part of the company’s broader network-security and cyber-emergency response capabilities for organizations dependent on continuously available internet services.
Brand decisions
2018
Expansion into direct multi-cloud connectivityStrategyBackground
Increasing adoption of hybrid and multi-cloud architectures created demand for direct, provider-neutral access to multiple cloud platforms.
Action taken
KINX launched KDX and added connectivity services involving Naver Business Platform, IBM, Tencent, Oracle, and other cloud providers.
Aftermath
The company increasingly positioned itself as a bridge between colocation environments, network exchanges, and public-cloud platforms.
2015
Launch of K-CLEAN and China Direct ConnectProduct launchBackground
Customers required both protection against disruptive distributed-denial-of-service attacks and more efficient connectivity to China-bound traffic.
Action taken
KINX launched K-CLEAN for anti-DDoS protection and China Direct Connect as a premium service for traffic bound for China.
Aftermath
These launches broadened KINX’s infrastructure offering beyond exchange and colocation into security and specialized international connectivity.
2012
Launch of IXcloudProduct launchBackground
KINX had established itself as a neutral interconnection and data-center operator and sought to extend its infrastructure capabilities into cloud computing.
Action taken
The company introduced IXcloud, an OpenStack-based public cloud service, while also supporting private-cloud deployments.
Aftermath
Cloud services became an important part of KINX’s portfolio and later developed into multi-cloud and direct-connect offerings.
Sources1 sources
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