AS45400

Name: AS45400 — Korea Telecom
Creator: ipdex

Korea Telecom Unknown registered in South Korea

159IPv4 prefixes

0IPv6 prefixes

#2,933AS Rank

#30Rank in South Korea

2008-08-19Allocated

Korea Telecom (AS45400) — Unknown, registered in South Korea. announces 159 IPv4 prefixes + 0 IPv6 prefixes. Rank in South Korea: #30. Allocated: 2008-08-19.

IPv4 159IPv6 0

Announced prefixes · 159

v4 180.92.241.0/24 unknown
v4 180.92.248.0/24 unknown
v4 180.92.249.0/25 unknown
v4 180.92.250.0/24 unknown
v4 180.92.251.0/24 unknown
v4 180.92.253.128/25 unknown
v4 180.92.254.0/24 unknown
v4 180.92.255.128/25 unknown
v4 203.242.5.0/24 unknown
v4 203.254.123.0/24 unknown
v4 210.100.136.0/24 unknown
v4 210.100.168.0/24 unknown
v4 210.100.214.0/24 unknown
v4 210.100.230.128/25 unknown
v4 210.103.111.0/24 unknown
v4 210.103.115.0/24 unknown
v4 210.103.115.0/25 unknown
v4 210.103.115.128/25 unknown
v4 210.103.52.128/25 unknown
v4 210.103.55.0/24 unknown
v4 210.104.10.0/24 unknown
v4 210.104.102.0/24 unknown
v4 210.104.11.0/24 unknown
v4 210.104.12.0/24 unknown
v4 210.104.123.0/24 unknown
v4 210.104.13.0/24 unknown
v4 210.104.138.0/24 unknown
v4 210.104.14.0/24 unknown
v4 210.104.15.0/24 unknown
v4 210.104.20.0/24 unknown
v4 210.104.218.0/24 unknown
v4 210.104.22.0/24 unknown
v4 210.104.237.0/24 unknown
v4 210.104.243.0/25 unknown
v4 210.104.26.0/24 unknown
v4 210.104.27.0/24 unknown
v4 210.104.28.0/24 unknown
v4 210.104.44.0/24 unknown
v4 210.104.8.0/24 unknown
v4 210.104.9.0/24 unknown
v4 210.117.195.0/24 unknown
v4 210.117.195.0/25 unknown
v4 210.117.195.128/25 unknown
v4 210.117.199.0/24 unknown
v4 210.117.199.0/25 unknown
v4 210.117.199.128/25 unknown
v4 210.178.187.0/24 unknown
v4 210.178.35.0/25 unknown
v4 210.179.139.128/25 unknown
v4 210.179.140.0/24 unknown

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	159
2026-06-13	159

AS topology · Customer cone 9

Providers · 1

AS17841 NATIONAL INFORMATION RESOURCES SERVICE

Customers · 8

AS10043 Ministry of Science and ICT
AS10161 QIA
AS10165 KOREA CUSTOMS SERVICE
AS17574 Seoul Metropolitan Government Computer Center
AS23585 Ministry of Justice
AS23592

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