Vendor directory
3,518 blocks registered in South Korea.
Page 12 of 36
Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.
Unique organizations2,192
Total blocks3,518
MA-L count2,790
MA-M count244
MA-S count340
IAB count137
CID count7
Total address capacity47,183,679,488
Last changed hereSep 26, 2026
Country reflects the address published in the IEEE registration record. It does not indicate where a device was manufactured, sold, located or currently used.
Largest organizations in South Korea
| Organization | Blocks |
|---|---|
| Samsung Electronics Co.,Ltd | 903 |
| LG Electronics (Mobile Communications) | 77 |
| LG Innotek | 50 |
| LG Electronics | 37 |
| HUMAX Co., Ltd. | 31 |
| KST technology | 20 |
| OHSUNG | 16 |
| Kaon Group Co., Ltd. | 13 |
| SAMSUNG ELECTRO MECHANICS CO., LTD. | 12 |
| EFM Networks | 8 |
Organization
Prefix
Type
🇰🇷 JOOHONG INFORMATION &
00:50:D4:00:00:00 /24
MA-L
🇰🇷 jooyon electronics Service co.LTD
8C:1F:64:80:D0:00 /36
MA-S
🇰🇷 JOYTOTO Co., Ltd.
00:18:F0:00:00:00 /24
MA-L
🇰🇷 JRK VISION
04:58:5D:80:00:00 /28
MA-M
🇰🇷 JS Tech Co., Ltd.
8C:1F:64:51:C0:00 /36
MA-S
🇰🇷 JT
70:B3:D5:05:10:00 /36
MA-S
🇰🇷 JTEC Card & Communication Co., Ltd
00:26:BD:00:00:00 /24
MA-L
🇰🇷 JTI Co.,Ltd.
30:05:3F:00:00:00 /24
MA-L
🇰🇷 JUBIXCOLTD
3C:EA:F9:00:00:00 /24
MA-L
🇰🇷 JUIN COMPANY, LIMITED
44:68:AB:00:00:00 /24
MA-L
🇰🇷 JUNG HO
50:48:2C:A0:00:00 /28
MA-M
🇰🇷 Jung Myoung Communications&Technology
00:0F:F3:00:00:00 /24
MA-L
🇰🇷 Jung Myung Telecom Co., Ltd.
00:07:2B:00:00:00 /24
MA-L
🇰🇷 JUNGJIN Electronics Co.,Ltd
D0:C3:1E:00:00:00 /24
MA-L
🇰🇷 JungleSystem Co., Ltd.
00:50:C2:62:70:00 /36
IAB
🇰🇷 JungwooEng Co., Ltd
70:B3:D5:B8:D0:00 /36
MA-S
🇰🇷 Juni Korea Co., Ltd
64:A8:37:00:00:00 /24
MA-L
🇰🇷 Junilab, Inc.
08:3A:5C:00:00:00 /24
MA-L
🇰🇷 JUSTEK INC
70:B3:D5:EB:50:00 /36
MA-S
🇰🇷 Juyoung Telecom
00:07:56:00:00:00 /24
MA-L
🇰🇷 JVISMall CO.,LTD
E8:78:29:80:00:00 /28
MA-M
🇰🇷 JWCNETWORKS
BC:38:65:00:00:00 /24
MA-L
🇰🇷 JWEntertainment
90:A9:35:00:00:00 /24
MA-L
🇰🇷 JWTrading Co., Ltd
00:1A:44:00:00:00 /24
MA-L
🇰🇷 JY COMPANY
18:2D:F7:00:00:00 /24
MA-L
🇰🇷 K Tech Infosystem Inc.
00:09:E4:00:00:00 /24
MA-L
🇰🇷 K-MAC Corp.
00:50:C2:8F:60:00 /36
IAB
🇰🇷 K2E Tekpoint
88:73:98:00:00:00 /24
MA-L
🇰🇷 K2NET Co.,Ltd.
D0:D2:12:00:00:00 /24
MA-L
🇰🇷 Kaco Solar Korea
00:21:48:00:00:00 /24
MA-L
🇰🇷 Kaicom co., Ltd.
00:13:7C:00:00:00 /24
MA-L
🇰🇷 KAIS Co.,Ltd.
C4:CC:37:00:00:00 /28
MA-M
🇰🇷 Kakao Corp
0C:1C:20:00:00:00 /24
MA-L
🇰🇷 Kaon Broadband CO., LTD.
10:E6:6B:00:00:00 /24
MA-L
🇰🇷 Kaon Broadband CO., LTD.
40:59:25:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
00:08:B9:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
04:D1:90:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
18:34:AF:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
24:E4:CE:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
44:F0:34:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
54:7E:1A:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
74:3A:EF:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
80:8C:97:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
84:01:12:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
90:F8:91:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
94:3B:B1:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
98:39:10:00:00:00 /24
MA-L
🇰🇷 Kaon Group Co., Ltd.
98:77:E7:00:00:00 /24
MA-L
🇰🇷 KARAM
00:08:AA:00:00:00 /24
MA-L
🇰🇷 KBT Mobile
00:16:63:00:00:00 /24
MA-L
🇰🇷 KCE
74:F7:37:00:00:00 /24
MA-L
🇰🇷 KCS Co., Ltd.
8C:1F:64:4A:E0:00 /36
MA-S
🇰🇷 KDC Corp.
00:01:35:00:00:00 /24
MA-L
🇰🇷 KDE, Inc.
00:17:01:00:00:00 /24
MA-L
🇰🇷 KDT
00:50:C2:CC:60:00 /36
IAB
🇰🇷 KDT
40:D8:55:09:10:00 /36
IAB
🇰🇷 KDT
70:B3:D5:2C:E0:00 /36
MA-S
🇰🇷 KDT
70:B3:D5:74:80:00 /36
MA-S
🇰🇷 KDT Systems Co., Ltd.
00:05:14:00:00:00 /24
MA-L
🇰🇷 Keico Hightech Inc.
00:21:30:00:00:00 /24
MA-L
🇰🇷 KERNEL-I Co.,LTD
84:1E:26:00:00:00 /24
MA-L
🇰🇷 Keumbee Electronics Co.,Ltd.
00:1A:EC:00:00:00 /24
MA-L
🇰🇷 KeunYoung Electronics & Communication Co., Ltd.
00:60:BC:00:00:00 /24
MA-L
🇰🇷 KEVIC. inc,
70:B3:D5:99:A0:00 /36
MA-S
🇰🇷 KIDO SPORTS CO., LTD.
50:48:2C:D0:00:00 /28
MA-M
🇰🇷 KIMIN Electronic Co., Ltd.
00:1E:91:00:00:00 /24
MA-L
🇰🇷 Kira Information & Communications, Ltd.
00:03:65:00:00:00 /24
MA-L
🇰🇷 Kiryung Electronics
00:25:2D:00:00:00 /24
MA-L
🇰🇷 KISAN ELECTRONICS CO
00:23:16:00:00:00 /24
MA-L
🇰🇷 KISAN SYSTEM
00:26:84:00:00:00 /24
MA-L
🇰🇷 KISAN TELECOM CO., LTD.
00:09:B4:00:00:00 /24
MA-L
🇰🇷 Kivic Inc.
58:09:E5:00:00:00 /24
MA-L
🇰🇷 KLAB
E8:6C:C7:60:00:00 /28
MA-M
🇰🇷 KLINFO Corp
A4:79:E4:00:00:00 /24
MA-L
🇰🇷 KMDATA INC.
98:5B:B0:00:00:00 /24
MA-L
🇰🇷 KMW Inc.
00:1E:3E:00:00:00 /24
MA-L
🇰🇷 KN SOLTEC CO.,LTD.
00:11:3D:00:00:00 /24
MA-L
🇰🇷 KNOWHOW INFOCOM INC.
00:50:C2:F4:D0:00 /36
IAB
🇰🇷 KNVISION
60:A4:34:E0:00:00 /28
MA-M
🇰🇷 KO & AL Co., Ltd
64:CD:F1:00:00:00 /24
MA-L
🇰🇷 KOCOM
00:15:31:00:00:00 /24
MA-L
🇰🇷 KODICOM CO.,LTD.
00:0C:8C:00:00:00 /24
MA-L
🇰🇷 Kokam Co., Ltd
70:B3:D5:A2:E0:00 /36
MA-S
🇰🇷 Kona I
B4:A2:EB:70:00:00 /28
MA-M
🇰🇷 KORATEK
00:22:04:00:00:00 /24
MA-L
🇰🇷 Korea Airports Corporation
70:B3:D5:2C:D0:00 /36
MA-S
🇰🇷 Korea Bus Broadcasting
54:08:3B:B0:00:00 /28
MA-M
🇰🇷 Korea CNO Tech Co., Ltd
D4:D8:98:00:00:00 /24
MA-L
🇰🇷 KOREA COMPUTER INC.
00:20:50:00:00:00 /24
MA-L
🇰🇷 Korea Computer Technology Co., Ltd.
00:05:B0:00:00:00 /24
MA-L
🇰🇷 Korea Data Systems
00:06:6F:00:00:00 /24
MA-L
🇰🇷 Korea Electric Power Data Network (KDN) Co., Ltd
00:1A:5A:00:00:00 /24
MA-L
🇰🇷 KOREA ELECTRIC TERMINAL CO., LTD.
00:1F:65:00:00:00 /24
MA-L
🇰🇷 Korea Electric Vehicle Infra Technology
8C:1F:64:35:A0:00 /36
MA-S
🇰🇷 Korea Image Technology Co., Ltd
74:8A:69:00:00:00 /24
MA-L
🇰🇷 Korea Infocom Co.,Ltd.
20:D5:AB:00:00:00 /24
MA-L
🇰🇷 KOREA MAINTENANCE
00:25:D8:00:00:00 /24
MA-L
🇰🇷 Korea Micro Wireless Co.,Ltd.
78:D8:00:D0:00:00 /28
MA-M
🇰🇷 Korea Network Systems
00:0C:FB:00:00:00 /24
MA-L
🇰🇷 Korea Plant Maintenance
70:B3:D5:DF:90:00 /36
MA-S