AS9644 — SKTELECOM-NET-AS SK Telecom

AS9644 announces 109 IPv4 prefixes covering 7,128,832 addresses and 2 IPv6 prefixes.

About this network

SK Telecom (SKTELECOM-NET-AS-KR) — South Korea's largest mobile carrier.

What it's used for

• Mobile data for SK Telecom's subscriber base, the biggest of Korea's three mobile operators.

Notable

• An "eyeball" network: addresses here are mobile devices, often behind carrier-grade NAT, not servers.
• The mobile sibling of SK Broadband AS9318, the SK group's fixed-line arm.

Interesting

• SK Telecom was an early 5G leader, launching one of the world's first commercial networks in 2019.

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

Announced prefixes

• 27.160.0.0/12
• 27.176.0.0/13
• 42.16.0.0/12
• 42.32.0.0/12
• 58.102.0.0/18
• 58.102.64.0/19
• 58.102.96.0/22
• 58.102.104.0/21
• 58.102.112.0/20
• 58.102.130.0/23
• 58.102.132.0/23
• 58.102.134.0/24
• 58.102.136.0/21
• 58.102.144.0/20
• 58.102.160.0/19
• 58.102.192.0/22
• 58.102.196.0/23
• 58.102.198.0/24
• 58.102.202.0/23
• 58.102.204.0/22
• 58.102.208.0/20
• 58.102.224.0/19
• 58.103.0.0/23
• 58.103.12.0/22
• 58.103.16.0/20
• 58.103.32.0/19
• 58.103.64.0/18
• 58.103.128.0/19
• 58.103.170.0/23
• 58.103.172.0/22
• 58.103.176.0/20
• 58.103.192.0/18
• 61.104.0.0/19
• 61.104.32.0/20
• 61.104.48.0/22
• 61.104.52.0/23
• 61.104.54.0/24
• 61.104.56.0/21
• 61.104.64.0/21
• 61.104.72.0/22
• 61.104.77.0/24
• 61.104.78.0/23
• 61.104.80.0/20
• 61.104.96.0/19
• 61.104.134.0/23
• 61.104.136.0/21
• 61.104.144.0/20
• 61.104.160.0/19
• 61.104.192.0/18
• 61.250.0.0/18
• 61.254.128.0/19
• 111.218.0.0/15
• 113.216.0.0/15
• 114.52.0.0/18
• 114.52.64.0/21
• 114.52.72.0/23
• 114.52.75.0/24
• 114.52.76.0/23
• 114.52.79.0/24
• 114.52.80.0/20
• 114.52.96.0/19
• 114.52.128.0/17
• 114.53.0.0/18
• 114.53.64.0/21
• 114.53.72.0/22
• 114.53.77.0/24
• 114.53.78.0/23
• 114.53.80.0/20
• 114.53.96.0/19
• 114.53.128.0/17
• 123.228.0.0/15
• 124.0.0.0/16
• 124.1.0.0/19
• 124.1.32.0/22
• 124.1.36.0/24
• 124.1.38.0/23
• 124.1.40.0/21
• 124.1.48.0/20
• 124.1.64.0/18
• 124.1.128.0/17
• 180.132.0.0/14
• 203.226.192.0/19
• 203.226.224.0/20
• 203.226.240.0/21
• 203.226.248.0/22
• 203.236.0.0/19
• 203.236.32.0/21
• 203.236.40.0/22
• 211.110.247.0/24
• 211.111.176.0/20
• 211.115.0.0/21
• 211.115.8.0/23
• 211.115.12.0/24
• 211.115.14.0/23
• 211.115.16.0/20
• 211.188.128.0/17
• 211.234.128.0/18
• 211.234.192.0/19
• 211.234.224.0/21
• 211.234.232.0/22

and 11 more.

Upstream networks

• AS9318 SK Broadband Co Ltd

Downstream networks

• AS17838 HYUNDAI HOMESHOPPING
• AS23743 KOREA MIDLAND POWER
• AS17592 Industrial Bank of Korea
• AS45393 SFS
• AS10194 Doosan Enerbility co., LTD.

Adjacent networks

• AS9318 SK Broadband Co Ltd
• AS17838 HYUNDAI HOMESHOPPING
• AS23743 KOREA MIDLAND POWER
• AS17592 Industrial Bank of Korea
• AS45393 SFS
• AS10194 Doosan Enerbility co., LTD.