에스케이브로드밴드주식회사

SK Broadband Co Ltd
GLEIF verified
Complete entity footprint
2 linked clusters · 2,244 netblocks · 43,590,704 IPv4 addresses
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
LEI
988400JTBDVK7K17FX69
Registered name
에스케이브로드밴드주식회사
Jurisdiction
KR
Ultimate parent
에스케이(주)
988400GMME8AOAFMDK34
Cluster stats
Netblocks2,109 · 28,673,459 IPv4 addresses
Registered in South Korea (1,992) · China (44) · United States (16) · United Kingdom (13) · Japan (9) · Singapore (3)
Cluster ID208783533
RegistryBGP
Owner jurisdictionKR
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 988400JTBDVK7K17FX69
Shared handles clustered on 28 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
2,109 0 netblocks since 2026-07-05
2026-07-05 peak 2,109 2026-07-19

Domains hosted in this network

what's this?
ntp.org pstatic.net ahnlab.com megadata.co.kr onetag.co.kr mobon.net 11st.co.kr dcinside.com ddanzi.com 011st.com nhnace.com happytalkio.com datamanager.co.kr krta.or.kr blogpay.co.kr gscdn.net indoweb.org blueweb.co.kr nexon.com sipidwnt.com

Network role split

how is this classified?
Unclassified 2,072 (98.2%)
Core infrastructure 37 (1.8%)

IP Ranges (2,109)

showing 50 of 2,109 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
1.224.0.0/13 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.224.0.0/11 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.224.0.0/20 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.224.16.0/20 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.224.32.0/20 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.225.34.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.225.88.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.226.216.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.227.58.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.230.165.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.230.210.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.230.244.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.231.148.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.0.0/13 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.100.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.106.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.128.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.154.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.186.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.232.252.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.233.112.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.234.18.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.235.10.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.235.198.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.235.208.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.235.218.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.236.242.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.236.254.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.238.72.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.239.6.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.240.0.0/13 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.240.224.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.180.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.181.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.182.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.183.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.185.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.194.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.195.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.211.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.242.247.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.248.0.0/13 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.249.52.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.249.83.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.249.108.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.250.154.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.254.241.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.255.42.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.255.76.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.255.101.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high

Corporate group (2 confirmed entities)

+4 additional unconfirmed candidates not shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: F how networks compare →
5.1% of checked blocks have valid RPKI ROA coverage (102 of 2,000, sampled from 2,109)
Possible discrepancies (51)

These blocks are registered to SK Broadband Co Ltd but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

112.73.240.0/24 /24 authorized for AS2914 — NTT America, Inc.
31.77.253.0/24 /24 authorized for AS5065 — Bunny Communications
104.241.173.0/24 /24 authorized for AS5065 — Bunny Communications
112.73.39.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.42.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.45.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.51.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.87.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.90.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.93.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.96.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.105.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.111.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.114.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.117.0/24 /24 authorized for AS2914 — NTT America, Inc.
+36 more — see the REST API

NIC Handles

AS10164 AS17573 AS17597 AS17846 AS17849 AS17854 AS17857 AS17864 AS18310 AS23563 AS23575 AS23578 +16 more