AS4766 — KIXS-AS-KR Korea Telecom

Network type: mobile

AS4766 announces 5,336 IPv4 prefixes covering 46,378,496 addresses and 23 IPv6 prefixes.

About this network

KT (KIXS-AS-KR Korea Telecom) — South Korea's incumbent telecom and largest fixed-broadband provider.

What it's used for

• Fixed broadband, mobile, and backbone connectivity for a large share of South Korean internet users.

Notable

• A major "eyeball" network in one of the world's most fibre-dense, high-speed broadband markets.
• Also carries substantial international connectivity for Korea.

Interesting

• KT's network helped make South Korea an early leader in nationwide high-speed broadband and, later, gigabit and 5G rollout.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 1.96.0.0/12
• 1.231.13.0/24
• 1.231.122.0/24
• 1.231.136.0/24
• 1.231.182.0/23
• 1.231.184.0/23
• 1.231.194.0/23
• 1.231.196.0/23
• 1.231.198.0/24
• 9.233.32.0/20
• 13.143.88.0/21
• 13.143.96.0/22
• 14.32.0.0/20
• 14.32.16.0/22
• 14.32.20.0/23
• 14.32.23.0/24
• 14.32.24.0/21
• 14.32.32.0/21
• 14.32.40.0/22
• 14.32.44.0/23
• 14.32.47.0/24
• 14.32.48.0/21
• 14.32.56.0/23
• 14.32.58.0/24
• 14.32.60.0/22
• 14.32.64.0/20
• 14.32.80.0/22
• 14.32.85.0/24
• 14.32.86.0/23
• 14.32.88.0/24
• 14.32.90.0/23
• 14.32.92.0/22
• 14.32.96.0/19
• 14.32.128.0/17
• 14.33.0.0/17
• 14.33.128.0/18
• 14.33.192.0/21
• 14.33.200.0/23
• 14.33.202.0/24
• 14.33.204.0/22
• 14.33.208.0/20
• 14.33.224.0/19
• 14.34.0.0/21
• 14.34.16.0/20
• 14.34.32.0/19
• 14.34.64.0/19
• 14.34.96.0/21
• 14.34.104.0/22
• 14.34.108.0/23
• 14.34.111.0/24
• 14.34.112.0/20
• 14.34.128.0/20
• 14.34.144.0/21
• 14.34.152.0/22
• 14.34.157.0/24
• 14.34.158.0/23
• 14.34.160.0/19
• 14.34.192.0/18
• 14.35.0.0/20
• 14.35.16.0/21
• 14.35.24.0/22
• 14.35.29.0/24
• 14.35.30.0/23
• 14.35.32.0/19
• 14.35.64.0/18
• 14.35.128.0/19
• 14.35.160.0/20
• 14.35.176.0/22
• 14.35.180.0/23
• 14.35.183.0/24
• 14.35.184.0/21
• 14.35.200.0/21
• 14.35.208.0/20
• 14.35.224.0/19
• 14.36.0.0/19
• 14.36.33.0/24
• 14.36.34.0/23
• 14.36.36.0/22
• 14.36.40.0/21
• 14.36.48.0/20
• 14.36.64.0/18
• 14.36.128.0/18
• 14.36.192.0/20
• 14.36.213.0/24
• 14.36.214.0/23
• 14.36.216.0/21
• 14.36.224.0/19
• 14.37.0.0/20
• 14.37.16.0/21
• 14.37.24.0/23
• 14.37.27.0/24
• 14.37.28.0/22
• 14.37.32.0/19
• 14.37.64.0/18
• 14.37.128.0/17
• 14.38.0.0/18
• 14.38.64.0/19
• 14.38.96.0/21
• 14.38.105.0/24
• 14.38.106.0/23

and 5,259 more.

Upstream networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS1299 Arelion Sweden AB
• AS2914 NTT America, Inc.
• AS3356 Level 3 Parent, LLC
• AS3257 GTT Communications Inc.
• AS9002 RETN Limited
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS3303 Swisscom (Schweiz) AG
• AS50304 Blix Solutions AS
• AS852 TELUS Communications Inc.
• AS2497 Internet Initiative Japan Inc.
• AS20485 Joint Stock Company TransTeleCom
• AS37100 SEACOM Limited
• AS6830 Liberty Global Europe Holding B.V.
• AS4637 Telstra Global
• AS9304 HGC Global Communications Limited
• AS1273 IDDQD-AS
• AS701 Verizon Business
• AS3320 Deutsche Telekom AG
• AS56655 Gigahost AS
• AS577 Bell Canada
• AS33891 Core-Backbone GmbH
• AS6461 Zayo Bandwidth
• AS7473 Singapore Telecommunications Ltd

Downstream networks

• AS17841 NATIONAL INFORMATION RESOURCES SERVICE
• AS55592 Korea Data Telecommunication Co., Ltd.
• AS7562 HCN Dongjak
• AS55615 DOUZONEBIZON
• AS17881 Inet Hosting, Inc.
• AS9754 CHOSUN UNIVERSITY
• AS38676 flexnetworks
• AS55618 UNIVERSITY OF ULSAN
• AS38105 SOON CHUN HYANG UNIVERSITY
• AS23570 UNIVERSITY OF INCHEON
• AS10088 KWANGWOON UNIVERSITY
• AS45382 Hostcenter
• AS9524 Hyundai Autoever Corp.
• AS131822 Korea National University of Transportation
• AS17584 Inchon Metropolitan Office Of Education
• AS38701 Piranha Systems
• AS9530 SHINSEGAE I C Co., Ltd.
• AS9870 DONG-EUI UNIVERSITY
• AS9842 LOTTE INNOVATE Co.,Ltd
• AS9694 Seokyung Cable Television Co.. Ltd.
• AS9578 Cheiljedang.Co.Inc.
• AS1237 KISTI
• AS9647 Seoul Metropolitan Government
• AS38398 Gyeonggi Uijeongbu office of Education
• AS18305 POSCO DX

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS7562 HCN Dongjak
• AS174 Cogent Communications, LLC
• AS1299 Arelion Sweden AB
• AS17841 NATIONAL INFORMATION RESOURCES SERVICE
• AS3356 Level 3 Parent, LLC
• AS2914 NTT America, Inc.
• AS9957 KINX
• AS3257 GTT Communications Inc.
• AS50304 Blix Solutions AS
• AS9002 RETN Limited
• AS852 TELUS Communications Inc.
• AS6762 TELECOM ITALIA SPARKLE S.p.A.
• AS37100 SEACOM Limited
• AS55592 Korea Data Telecommunication Co., Ltd.
• AS1237 KISTI
• AS2497 Internet Initiative Japan Inc.
• AS20485 Joint Stock Company TransTeleCom
• AS3303 Swisscom (Schweiz) AG
• AS4637 Telstra Global
• AS6830 Liberty Global Europe Holding B.V.
• AS55615 DOUZONEBIZON
• AS17881 Inet Hosting, Inc.
• AS9304 HGC Global Communications Limited
• AS9842 LOTTE INNOVATE Co.,Ltd

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• LINX LON1 — London, United Kingdom
• AMS-IX Amsterdam — Amsterdam, Netherlands
• Neutral Internet Exchange — Amsterdam, Netherlands
• Equinix Internet Exchange Singapore — Singapore, Singapore
• BroadBand Internet eXchange Tokyo — Tokyo, Japan
• Seattle Internet Exchange — Seattle, United States
• Coresite - Any2 West — Los Angeles, United States
• Any2 California — Los Angeles, United States
• JPIX Tokyo — Tokyo, Japan
• Equinix Internet Exchange Hong Kong — Hong Kong, China
• New York International Internet Exchange — New York, United States
• Northwest Access Exchange — Portland, United States
• Equinix Internet Exchange Palo Alto — Palo Alto, United States