| 1 | AS4766 | KT Corporation (Korea Telecom) | 506 | 3 | 2.157 | 27 |
| 2 | AS9318 | SK Broadband | 234 | 5 | 807 | 3 |
| 3 | AS9848 | Sejong Telecom | 48 | 6 | 157 | 2 |
| 4 | AS1237 | KISTI | 36 | 2 | 212 | 1 |
| 5 | AS9457 | DREAMLINE | 33 | 3 | 109 | 1 |
| 6 | AS138195 | MOACKCOLTD Network | 20 | 3 | 172 | 4 |
| 7 | AS9286 | KINX | 20 | 1 | 135 | 2 |
| 8 | AS9957 | KINX | 18 | 7 | 30 | 0 |
| 9 | AS6619 | Samsung SDS | 16 | 10 | 116 | 8 |
| 10 | AS38091 | HELLONET | 14 | 0 | 118 | 0 |
| 11 | AS3786 | LG Uplus | 10 | 5 | 844 | 57 |
| 12 | AS7562 | KTHCN Dongjak | 10 | 2 | 134 | 0 |
| 13 | AS23576 | NAVER | 9 | 7 | 168 | 0 |
| 14 | AS216138 | Skyquantum Telecom Ltd. | 9 | 9 | 69 | 52 |
| 15 | AS135120 | PROJECT ELIV | 8 | 4 | 47 | 11 |
| 16 | AS10158 | Kakao | 8 | 4 | 23 | 6 |
| 17 | AS45400 | Korea Telecom | 7 | 1 | 100 | 0 |
| 18 | AS23600 | KRNIC-GDNS-AS | 7 | 4 | 12 | 5 |
| 19 | AS45974 | NHN Cloud | 6 | 3 | 369 | 0 |
| 20 | AS139648 | PACKETSTREAM-AS-AP | 6 | 4 | 56 | 3 |
| 21 | AS38090 | PearlAbyss | 6 | 5 | 15 | 0 |
| 22 | AS10036 | DLIVE | 5 | 2 | 475 | 0 |
| 23 | AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | 5 | 1 | 461 | 0 |
| 24 | AS38661 | abcle | 5 | 1 | 113 | 0 |
| 25 | AS18305 | POSCO DX | 5 | 4 | 62 | 0 |
| 26 | AS17878 | DREAMMARK1 | 5 | 1 | 55 | 0 |
| 27 | AS23588 | KAKAO Enterprise | 5 | 4 | 26 | 0 |
| 28 | AS9858 | Korea Internet Security Agency | 5 | 2 | 20 | 1 |
| 29 | AS20200 | Hongshin, Inc. | 5 | 1 | 11 | 1 |
| 30 | AS23596 | KRNIC-EDNS-AS | 5 | 4 | 5 | 4 |
| 31 | AS38676 | flexnetworks | 4 | 3 | 209 | 0 |
| 32 | AS45382 | EhostICT | 4 | 3 | 87 | 1 |
| 33 | AS9781 | GREEN CABLE TELEVISION STATION | 4 | 3 | 65 | 0 |
| 34 | AS38701 | Piranha Systems | 4 | 3 | 65 | 0 |
| 35 | AS10171 | SKTelink | 4 | 3 | 48 | 0 |
| 36 | AS23908 | IIAC | 4 | 3 | 33 | 0 |
| 37 | AS9488 | Seoul National University | 4 | 2 | 20 | 0 |
| 38 | AS9950 | DACOM-PUBNETPLUS | 4 | 1 | 20 | 0 |
| 39 | AS23575 | SK Broadband Co Ltd | 4 | 1 | 15 | 0 |
| 40 | AS17574 | Seoul Metropolitan Government Computer Center | 4 | 3 | 7 | 0 |
| 41 | AS23599 | KRNIC-DDNS-AS | 4 | 3 | 4 | 3 |
| 42 | AS151349 | Yuki Network Ltd | 4 | 2 | 3 | 4 |
| 43 | AS215343 | Minjae Kim | 4 | 1 | 1 | 2 |
| 44 | AS4670 | Shinbiro | 3 | 1 | 358 | 0 |
| 45 | AS9845 | CJCKN | 3 | 1 | 316 | 0 |
| 46 | AS9694 | Seokyung Cable Television Company | 3 | 2 | 103 | 0 |
| 47 | AS9323 | DONGGUK University | 3 | 2 | 97 | 0 |
| 48 | AS9524 | Hyundai Autoever Corp. | 3 | 2 | 83 | 0 |
| 49 | AS9530 | SHINSEGAE I C Co., Ltd. | 3 | 2 | 79 | 0 |
| 50 | AS9578 | Cheiljedang.Co.Inc. | 3 | 2 | 72 | 0 |
| 51 | AS9842 | LOTTE INNOVATE Co.,Ltd | 3 | 1 | 58 | 0 |
| 52 | AS4668 | LG CNS | 3 | 2 | 56 | 0 |
| 53 | AS38680 | CMB | 3 | 2 | 45 | 0 |
| 54 | AS9526 | KOSCOM | 3 | 1 | 44 | 0 |
| 55 | AS9638 | National Agricultural Cooperative federation | 3 | 2 | 44 | 0 |
| 56 | AS45374 | CCS | 3 | 2 | 41 | 0 |
| 57 | AS9644 | SK Telecom | 3 | 1 | 38 | 2 |
| 58 | AS46009 | YABESK | 3 | 2 | 37 | 0 |
| 59 | AS10052 | Kyungpook National University | 3 | 2 | 35 | 0 |
| 60 | AS17837 | NHN KCP Corp. | 3 | 2 | 35 | 0 |
| 61 | AS4665 | Yonsei University | 3 | 2 | 33 | 0 |
| 62 | AS9455 | KERIS | 3 | 2 | 27 | 0 |
| 63 | AS10167 | HANVIT BANK | 3 | 2 | 27 | 0 |
| 64 | AS17579 | Korea Institute of Science and Technology Information | 3 | 3 | 27 | 1 |
| 65 | AS18028 | GyeongSang National University | 3 | 2 | 26 | 0 |
| 66 | AS18401 | DAEGU UNIVERSITY | 3 | 2 | 25 | 0 |
| 67 | AS23668 | TECH UNIVERSITY OF KOREA | 3 | 2 | 25 | 0 |
| 68 | AS9712 | INet Technologies Co., Ltd. | 3 | 2 | 24 | 0 |
| 69 | AS210528 | | 3 | 2 | 23 | 0 |
| 70 | AS9949 | Hoseo University | 3 | 2 | 21 | 0 |
| 71 | AS10049 | SK | 3 | 2 | 21 | 0 |
| 72 | AS10060 | YONSEI UNIVERSITY HEALTH SYSTEM | 3 | 2 | 21 | 0 |
| 73 | AS17593 | NDS Coporation | 3 | 2 | 21 | 0 |
| 74 | AS38424 | KOREA CABLE TELECOM | 3 | 2 | 20 | 0 |
| 75 | AS45361 | Ulsan Jung-Ang Broadcasting Network | 3 | 2 | 20 | 0 |
| 76 | AS38697 | Hankyong National Univercity | 3 | 2 | 19 | 0 |
| 77 | AS45399 | Hanjin Information Systems Telecommunication Co., Ltd | 3 | 2 | 19 | 0 |
| 78 | AS152214 | Korean Air Lines | 3 | 2 | 19 | 0 |
| 79 | AS38688 | GSNeotek | 3 | 2 | 18 | 0 |
| 80 | AS9871 | Gyeong Sang Buk-Do Office of Education | 3 | 1 | 17 | 0 |
| 81 | AS38690 | HyosungITX | 3 | 2 | 17 | 0 |
| 82 | AS23581 | Hynix Semiconductor Inc. | 3 | 2 | 16 | 0 |
| 83 | AS399195 | PEG TECH INC | 3 | 2 | 16 | 0 |
| 84 | AS9868 | Catholic University of DAEGU | 3 | 2 | 13 | 0 |
| 85 | AS17834 | WOORICARD | 3 | 2 | 12 | 0 |
| 86 | AS10197 | Chonnam National University | 3 | 2 | 11 | 1 |
| 87 | AS9954 | Kunsan National University (KNU) | 3 | 2 | 10 | 0 |
| 88 | AS38671 | S-OIL Corp., Ltd | 3 | 2 | 10 | 0 |
| 89 | AS45372 | ULNetworks Co., Ltd. | 3 | 2 | 9 | 0 |
| 90 | AS45964 | Edwards korea Limited | 3 | 2 | 9 | 0 |
| 91 | AS55616 | DGIST | 3 | 2 | 9 | 0 |
| 92 | AS1781 | Korea Advanced Institute of Science and Technology | 3 | 2 | 8 | 0 |
| 93 | AS45379 | Ulsan National Institute of Science and Technology | 3 | 2 | 8 | 0 |
| 94 | AS45366 | cyberlogitec | 3 | 2 | 7 | 0 |
| 95 | AS10179 | Daehan Investment Trust Securities | 3 | 2 | 6 | 0 |
| 96 | AS17592 | Industrial Bank of Korea | 3 | 2 | 6 | 0 |
| 97 | AS18314 | Hana Card | 3 | 2 | 6 | 0 |
| 98 | AS3784 | Pohang University of Science and Technology | 3 | 2 | 5 | 0 |
| 99 | AS9763 | KIC for Agriculture | 3 | 2 | 5 | 0 |
| 100 | AS10056 | Hyundai Marin Fire Insurance | 3 | 2 | 5 | 0 |
Autonome Systeme in Südkorea