에스케이브로드밴드주식회사

SK Broadband Co Ltd
GLEIF verified
Complete entity footprint
3 linked clusters · 2,535 netblocks · 60,855,839 IPv4 addresses
This organisation's clusters combined by evidence — shared GLEIF corporate family and shared operating domain hananet.net — 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 ID213464910
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

6 weekly snapshots · JSON
2,109 0 netblocks since 2026-07-05
2026-07-05 peak 2,109 2026-07-26

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
1.224.0.0/20 SK Broadband Co Ltd BGP ANNOUNCED ● high
1.224.0.0/11 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

Domains hosted in this network

what's this?
ntp.org pstatic.net megadata.co.kr onetag.co.kr mobon.net 11st.co.kr 011st.com nhnace.com happytalkio.com datamanager.co.kr krta.or.kr gscdn.net indoweb.org nexon.com telecopview.co.kr skplanet.com sooplive.com bluewings.me cloudn.co.kr mobwithad.com

Customer-delegated space

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

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 (33)

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.

31.77.253.0/24 /24 authorized for AS5065 — Bunny Communications
50.114.114.0/24 /24 authorized for AS4766 — Korea Telecom
112.73.12.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.15.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.21.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.24.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.27.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.30.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.51.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.78.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.84.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.123.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.126.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.135.0/24 /24 authorized for AS2914 — NTT America, Inc.
136.0.5.0/24 /24 authorized for AS4766 — Korea Telecom
+18 more — see the REST API

NIC Handles

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