3,502 blocks registered in South Korea.

🇰🇷 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 🇰🇷 KOREA SPECTRAL PRODUCTS 70:B3:D5:F5:90:00 /36 MA-S 🇰🇷 Korea Telecom Internet Solutions (KTIS) 00:50:C2:93:10:00 /36 IAB