Skip to main content
Organization

SK Telecom

IPv4 addresses
7,702,784
CIDR ranges
378
Category
isp
BGP prefixes announced
104

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About SK Telecom

SK Telecom Co., Ltd., abbreviated as SKT, is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols. It leads the local market with 50.5 percent share as of 2008.

Founded
1984
Headquarters
Jung District
Industry
telecommunications
Parent
SK Inc.
Employees
20,955

SK Telecom — global IP footprint

Cities where SK Telecom has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by SK Telecom

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by SK Telecom

ASNNameIPsPrefixesCountry
AS9644 SK Telecom 7.12M 194 KR
AS18302 SK Telecom 498.2K 149 KR

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
223.32.0.0/11 2.10M
0.0%
AS9644 KR Seoul Gangnam-gu
27.160.0.0/12 1.05M
0.0%
AS9644 KR Seoul Seongdong-gu
42.16.0.0/12 1.05M
0.0%
AS9644 KR Gyeonggi-do Suwon
42.32.0.0/12 1.05M
0.0%
AS9644 KR Gyeonggi-do Gwacheon-si
27.176.0.0/13 524.3K
0.0%
AS9644 KR Gyeonggi-do Yangpyeong
180.132.0.0/14 262.1K
0.0%
AS9644 KR Seoul Seoul
111.218.0.0/15 131.1K
0.0%
AS9644 KR Daejeon Daejeon
113.216.0.0/15 131.1K
0.0%
AS9644 KR
123.228.0.0/15 131.1K
0.0%
AS9644 KR
124.0.0.0/16 65.5K
10.5%
AS9644 KR
220.103.0.0/16 65.5K
0.0%
AS9644 KR
124.1.128.0/17 32.8K
0.0%
AS9644 KR
124.2.0.0/17 32.8K
8.1%
AS18302 KR
124.3.128.0/17 32.8K
6.9%
AS18302 KR
124.139.0.0/17 32.8K
7.0%
AS18302 KR
211.188.128.0/17 32.8K
0.2%
AS9644 KR
211.240.128.0/17 32.8K
0.0%
AS9644 KR
218.36.128.0/17 32.8K
20.2%
AS18302 KR Seoul Seocho-gu
219.253.0.0/17 32.8K
8.8%
AS18302 KR
58.103.64.0/18 16.4K
11.1%
AS9644 KR
58.103.192.0/18 16.4K
11.2%
AS9644 KR
61.104.192.0/18 16.4K
12.2%
AS9644 KR
61.250.0.0/18 16.4K
0.1%
AS9644 KR
114.52.128.0/18 16.4K
10.8%
AS9644 KR
114.53.128.0/18 16.4K
9.1%
AS9644 KR
124.1.64.0/18 16.4K
0.0%
AS9644 KR
124.136.0.0/18 16.4K
12.0%
AS9318 KR
124.136.192.0/18 16.4K
5.6%
AS18302 KR
124.138.0.0/18 16.4K
0.0%
AS18302 KR
124.139.128.0/18 16.4K
6.6%
AS18302 KR
211.234.128.0/18 16.4K
0.0%
AS9644 KR Seoul Seocho-gu
211.235.64.0/18 16.4K
0.0%
AS9644 KR
211.235.128.0/18 16.4K
0.0%
AS9644 KR
219.252.64.0/18 16.4K
13.2%
AS18302 KR Gyeonggi-do Yongin-si
219.252.128.0/18 16.4K
8.2%
AS18302 KR
219.253.192.0/18 16.4K
7.4%
AS18302 KR
58.102.32.0/19 8.2K
12.0%
AS9644 KR
58.102.64.0/19 8.2K
11.5%
AS9644 KR
58.102.160.0/19 8.2K
9.1%
AS9644 KR
58.103.32.0/19 8.2K
7.7%
AS9644 KR
61.104.0.0/19 8.2K
28.7%
AS9644 KR
61.104.96.0/19 8.2K
10.8%
AS9644 KR
61.104.160.0/19 8.2K
13.5%
AS9644 KR
114.52.32.0/19 8.2K
12.1%
AS9644 KR
114.52.192.0/19 8.2K
10.9%
AS9644 KR
114.53.32.0/19 8.2K
7.5%
AS9644 KR
114.53.192.0/19 8.2K
8.2%
AS9644 KR
124.1.0.0/19 8.2K
0.0%
AS9644 KR
124.2.128.0/19 8.2K
7.8%
AS18302 KR
124.2.192.0/19 8.2K
6.2%
AS18302 KR
124.3.32.0/19 8.2K
5.8%
AS18302 KR
124.3.96.0/19 8.2K
5.3%
AS18302 KR
124.136.64.0/19 8.2K
9.4%
AS9318 KR
124.136.160.0/19 8.2K
7.0%
AS18302 KR
124.137.64.0/19 8.2K
7.3%
AS9318 KR
124.137.192.0/19 8.2K
11.6%
AS9318 KR
124.138.64.0/19 8.2K
0.0%
AS18302 KR
124.138.192.0/19 8.2K
0.0%
AS18302 KR
203.226.192.0/19 8.2K
0.0%
AS9644 KR
203.236.0.0/19 8.2K
54.6%
AS9644 KR Gyeonggi-do Hwaseong-si
210.221.128.0/19 8.2K
33.6%
AS18302 KR
211.47.192.0/19 8.2K
23.5%
AS18302 KR
211.234.192.0/19 8.2K
0.0%
AS9644 KR Seoul Gangnam-gu
219.252.0.0/19 8.2K
19.4%
AS18302 KR Gyeonggi-do Yongin-si
219.252.224.0/19 8.2K
10.3%
AS18302 KR
219.253.160.0/19 8.2K
7.3%
AS18302 KR
58.102.0.0/20 4.1K
30.2%
AS9644 KR
58.102.112.0/20 4.1K
9.0%
AS9644 KR
58.102.144.0/20 4.1K
7.0%
AS9644 KR
58.102.208.0/20 4.1K
9.9%
AS9644 KR
58.102.240.0/20 4.1K
8.8%
AS9644 KR
58.103.144.0/20 4.1K
13.3%
AS9644 KR
58.103.176.0/20 4.1K
9.2%
AS9644 KR
61.104.80.0/20 4.1K
11.7%
AS9644 KR
61.104.112.0/20 4.1K
8.6%
AS9644 KR
61.104.144.0/20 4.1K
15.1%
AS9644 KR
61.104.176.0/20 4.1K
13.3%
AS9644 KR
61.254.128.0/20 4.1K
39.9%
AS9644 KR
114.52.32.0/20 4.1K
14.4%
AS9644 KR
114.52.96.0/20 4.1K
11.3%
AS9644 KR
114.53.16.0/20 4.1K
9.9%
AS9644 KR
114.53.80.0/20 4.1K
9.6%
AS9644 KR
114.53.96.0/20 4.1K
12.5%
AS9644 KR
114.53.224.0/20 4.1K
8.7%
AS9644 KR
124.1.48.0/20 4.1K
0.0%
AS9644 KR
124.2.160.0/20 4.1K
4.9%
AS18302 KR
124.2.224.0/20 4.1K
9.3%
AS18302 KR
124.3.0.0/20 4.1K
5.1%
AS18302 KR
124.136.112.0/20 4.1K
4.6%
AS9318 KR
124.136.128.0/20 4.1K
7.5%
AS18302 KR
124.137.112.0/20 4.1K
8.8%
AS9318 KR
124.137.144.0/20 4.1K
32.5%
AS18302 KR
124.137.176.0/20 4.1K
14.6%
AS9318 KR
124.137.224.0/20 4.1K
11.6%
AS9318 KR
124.138.96.0/20 4.1K
0.0%
AS18302 KR
124.139.192.0/20 4.1K
3.3%
AS18302 KR
124.139.240.0/20 4.1K
5.8%
AS18302 KR
203.226.224.0/20 4.1K
0.0%
AS9644 KR
211.63.0.0/20 4.1K
21.4%
AS18302 KR
211.110.240.0/20 4.1K
37.5%
AS18302 KR

Frequently Asked Questions

How many IP addresses does SK Telecom own?

SK Telecom controls 7.70M IPv4 addresses distributed across 378 CIDR ranges. The organization is registered in South Korea.

What ASNs does SK Telecom operate?

SK Telecom operates 2 Autonomous Systems. Each ASN represents an independently routed network that SK Telecom manages for internet traffic delivery.

What type of organization is SK Telecom?

SK Telecom is categorized as isp. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-18 12:40:28 UTC
Share