에스케이브로드밴드주식회사

SK Broadband Co Ltd
Data as of 2026-08-23
GLEIF verified
Complete entity footprint
3 linked clusters · 2,276 netblocks · 24,594,482 IPv4 addresses · 40 IPv6 prefixes
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
Netblocks2,106 · 17,462,962 IPv4 addresses
IPv6 22 prefixes (largest 2001:290::/32)
Registered in South Korea (1,990) · China (44) · United States (15) · United Kingdom (13) · Japan (9) · Singapore (3)
Cluster ID226902003
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 · report an issue

Footprint over time

9 weekly snapshots · JSON
2,106 -3 netblocks since 2026-07-05
2026-07-05 peak 2,110 2026-08-23

IP Ranges (2,106)

showing 50 of 2,106 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
1.224.0.0/20 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
27.111.230.155/32 SK Broadband PEERINGDB ASSIGNED ● high
27.112.128.0/17 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.128.0/18 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.192.0/18 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.193.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.195.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.196.0/22 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.200.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.202.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.203.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.204.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.207.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.211.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.212.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.213.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.214.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.217.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.218.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.228.0/22 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.243.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.247.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.115.252.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.64.0/18 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.83.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.86.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.87.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.89.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.116.97.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.0.0/17 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.0.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.2.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.3.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.4.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.6.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.8.0/21 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.16.0/22 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.20.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.22.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.24.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.27.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.28.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.30.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.31.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.32.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.34.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.38.0/23 SK Broadband Co Ltd BGP ANNOUNCED ● high
27.117.40.0/24 SK Broadband Co Ltd BGP ANNOUNCED ● high

IPv6 ranges (22)

showing the 15 largest allocations
CIDR
2001:290::/32
2001:378::/32
2001:df1:6003::/48
2001:504:13::210:167/128
2001:504:16::2466/128
2001:504:16::416:0:2466/128
2001:7f8::2466:0:2/128
2001:7fa:7:2::9318:1/128
2001:de8:12:100::221/128
2001:de8:4::9318:1/128
2001:de8:5::9318:1/128
2001:de8:5::9318:2/128
2001:de8:7::9318:1/128
2001:de8:7::9318:2/128
2001:de8:c:2::9318:1/128

Customer-delegated space

how is this classified?
Unclassified 2,069 (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 →
4.4% of checked blocks have valid RPKI ROA coverage (88 of 2,000, sampled from 2,106)
Possible discrepancies (48)

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.

50.114.114.0/24 /24 authorized for AS4766 — Korea Telecom
136.0.246.0/24 /24 authorized for AS4766 — Korea Telecom
112.73.3.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.6.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.9.0/24 /24 authorized for AS2914 — NTT America, Inc.
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.
112.73.138.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.156.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.162.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.171.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.180.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.183.0/24 /24 authorized for AS2914 — NTT America, Inc.
112.73.186.0/24 /24 authorized for AS2914 — NTT America, Inc.
+33 more — see the REST API

NIC Handles

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