AS4766
Korea Telecom ISP registered in South Korea
2,333IPv4 prefixes
27IPv6 prefixes
5%RPKI-valid
#70AS Rank
#2Rank in South Korea
1996-04-22Allocated
Korea Telecom (AS4766) — ISP, registered in South Korea. announces 2,333 IPv4 prefixes + 27 IPv6 prefixes. Rank in South Korea: #2. Allocated: 1996-04-22.
IPv4 2,333IPv6 27
Announced prefixes · 2,360
- v4 121.191.150.0/24 unknown
- v4 121.191.151.0/24 unknown
- v4 121.191.152.0/24 unknown
- v4 121.191.166.0/24 unknown
- v4 121.67.240.0/25 unknown
- v4 124.198.0.0/18 unknown
- v4 124.198.64.0/18 unknown
- v4 125.128.0.0/11 unknown
- v4 125.128.0.0/12 unknown
- v4 125.128.0.0/13 unknown
- v4 125.131.72.0/23 unknown
- v4 125.132.44.0/24 unknown
- v4 125.132.45.0/24 unknown
- v4 125.132.8.0/24 unknown
- v4 125.136.0.0/13 unknown
- v4 125.136.73.0/24 unknown
- v4 125.136.74.0/23 unknown
- v4 125.137.121.0/24 unknown
- v4 125.137.122.0/24 unknown
- v4 125.140.136.0/24 unknown
- v4 125.140.64.0/18 unknown
- v4 125.140.64.0/24 unknown
- v4 125.140.66.0/24 unknown
- v4 125.141.160.0/19 unknown
- v4 125.144.0.0/12 unknown
- v4 125.7.128.0/19 unknown
- v4 125.7.160.0/19 unknown
- v4 128.134.0.0/16 unknown
- v4 128.134.172.0/22 unknown
- v4 128.134.232.0/21 unknown
- v4 128.134.240.0/23 unknown
- v4 128.134.32.0/22 unknown
- v4 128.134.36.0/24 unknown
- v4 129.192.200.0/23 unknown
- v4 135.196.155.0/24 valid
- v4 135.196.166.0/24 valid
- v4 135.196.236.0/24 valid
- v4 135.196.244.0/24 valid
- v4 135.196.248.0/24 valid
- v4 135.196.252.0/24 valid
- v4 135.196.254.0/24 valid
- v4 139.181.49.0/24 unknown
- v4 14.128.128.0/23 unknown
- v4 14.128.130.0/23 unknown
- v4 14.128.132.0/23 unknown
- v4 14.128.134.0/23 unknown
- v4 14.128.136.0/22 unknown
- v4 14.128.140.0/22 unknown
- v4 14.128.144.0/22 unknown
- v4 14.128.148.0/22 unknown
RPKI: rpki.cloudflare.com · 2026-06-21
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 2371 |
| 2026-06-13 | 2371 |
| 2026-06-17 | 2370 |
| 2026-06-19 | 2360 |
| 2026-06-21 | 2360 |
Internet Exchanges · 13
- Any2West Los Angeles and Silicon Valley 100 Gbps
- BBIX US-West West Coast 100 Gbps
- Equinix Palo Alto Palo Alto 100 Gbps
- Equinix Singapore Singapore 100 Gbps
- NWAX Portland 100 Gbps
- NYIIX New York New York 100 Gbps
- SIX Seattle Seattle 100 Gbps
- BBIX Tokyo Tokyo 20 Gbps
- AMS-IX Amsterdam 10 Gbps
- DE-CIX Frankfurt Frankfurt 10 Gbps
- Equinix Hong Kong Hong Kong 10 Gbps
- LINX LON1 London 10 Gbps
- NL-ix Amsterdam, Rotterdam, Brussels, Luxembourg, Frankfurt, Düsseldorf, Berlin, Dublin, London, Copenhagen, Paris, Marseille 10 Gbps
Facilities · 8
- Digital Realty Seattle SEA10 Seattle
- Equinix HK1 - Hong Kong Tsuen Wan
- Equinix LA1 - Los Angeles Los Angeles
- Equinix SG1 - Singapore Singapore
- Equinix SV8 - Silicon Valley, Palo Alto Palo Alto
- Equinix TY2 - Tokyo Tokyo
- Flexential - Portland/Hillsboro 2 (PDX02) Hillsboro
- MEGA-i (iAdvantage Hong Kong) Hong Kong
AS topology · Customer cone 981
Providers · 5
Peers · 96
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