AS38109 — SKB-TCNINTERNET-AS-KR-KR - SK Broadband Co Ltd

AS38109 announces 24 IPv4 prefixes covering 95,488 addresses and 0 IPv6 prefixes.

About this network

SKB-TCNINTERNET-AS-KR is operated by SK Broadband Co Ltd.

What it's used for

• The address space carries residential broadband traffic, identified by the consistent netname broadNnet-KR across all sampled prefixes.
• With 95,488 IPv4 addresses announced across 24 prefixes and only 1 observed neighbour, the high address-to-neighbour ratio indicates a large access network rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs for SK Broadband's cable and fiber internet services in South Korea.

Notable

• All registrants in the RDAP data are IRT-KRNIC-KR, which aligns with the announcer SK Broadband Co Ltd.
• The operator was formerly known as Hanaro Telecom, which was renamed to SK Broadband in 2008.
• The inventory consists of 24 IPv4 prefixes with no IPv6 prefixes announced.

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

Announced prefixes

• 27.124.128.0/18
• 27.124.192.0/19
• 27.124.224.0/21
• 27.124.236.0/22
• 27.124.240.0/21
• 27.124.248.0/22
• 45.112.156.0/22
• 111.171.0.0/18
• 111.171.64.0/19
• 111.171.96.0/21
• 111.171.104.0/22
• 111.171.110.0/23
• 111.171.112.0/20
• 112.140.64.0/19
• 112.140.96.0/20
• 112.140.112.0/22
• 112.140.120.0/21
• 117.58.128.0/20
• 120.143.160.0/20
• 120.143.176.0/23
• 120.143.178.0/24
• 120.143.180.0/22
• 120.143.184.0/21
• 203.130.176.0/20

Upstream networks

• AS9318 SK Broadband Co Ltd

Adjacent networks

• AS9318 SK Broadband Co Ltd

Routing security

• RPKI: 0 valid, 0 invalid and 7 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 69 route objects.
• Listed in as-sets: AS-ANC-CUSTOMER-PROXY-REGISTER, AS-DACOM, AS-HANARO, AS-HURRICANE, AS-KORNETBGP, AS-SEJONG, AS-SHINBIRO, AS-SKBROADBAND, AS-XO-B, AS3491:AS-CUSTOMERS-AP, AS3491:AS-CUSTOMERS-TEST.