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How South Korea ranks worldwide on dormant space, the transfer market, routing security and address density.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to South Korea over time.
The largest autonomous systems registered to South Korea by IPv4 footprint.
South Korea against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
1,177 autonomous systems registered to South Korea. Click an AS for detail.
| AS9316KR | DACOM-PUBNETPLUS-AS-KR-KR - DACOM-PUBNETPLUS | 1.8M | 17 |
| AS38091KR | HELLONET-AS-KR-KR - LG HelloVision Corp. | 1.6M | 121 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 149 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 916.5K | 113 |
| 6.1K |
| — |
| 24 |
| AS38090KR | PEARLABYSS-AS-KR-KR - pearlabyss | 6.4K | — | 15 |
| AS23983KR | DJU-AS-KR-KR - Daejeon University | 6.7K | — | 3 |
| AS10071KR | ANYANG-AS-KR - anyang University | 6.7K | — | 10 |
| AS38681KR | JNEINET-AS-KR-KR - Jeollanamdo Educational Research Information Institute | 6.7K | — | 26 |
| AS45379KR | UNIST-AS-KR-KR - Ulsan National Institute of Science and Technology | 6.7K | — | 8 |
| AS9978KR | UOS-AS-KR - The University of Seoul | 6.7K | — | 4 |
| AS9455KR | EDUNET-AS-KR - KERIS | 6.9K | — | 27 |
| AS17579KR | KREONET2-AS-KR-KR - KISTI | 6.9K | 1 | 28 |
| AS17861KR | KIT-AS-KR-KR - KyungNam College of Information Technology | 6.9K | — | 5 |
| AS10167KR | HANVIT-AS-KR - HANVIT BANK | 6.9K | — | 27 |
| AS9859KR | CCCC-AS-KR - ChungCheong University | 6.9K | — | 27 |
| AS23579KR | SENNEIS-AS-KR-KR - Seoul Metropolitan Office Of Education | 7.2K | — | 28 |
| AS17845KR | GTP-AS-KR-KR - Gyeonggi Technopark | 7.2K | — | 17 |
| AS23591KR | LS-AS-KR-KR - LS ITC | 7.2K | — | 28 |
| AS18329KR | SMUC-AS-KR-KR - Sangmyung University | 7.4K | — | 11 |
| AS9763KR | AFFIS-AS-KR - KIC for Agriculture | 7.4K | — | 5 |
| AS152232KR | KTCC-AS-KR-KR - kt cloud Co., Ltd | 7.4K | — | 19 |
| AS10158KR | KAKAO-10158-AS-KR-KR - Kakao Corp | 7.7K | 65.5K | 27 |
| AS9973KR | BSITC-AS-KR-KR - BSITC | 7.7K | — | 11 |
| AS9777KR | KJU-NET-AS-KR-KR - Gyeongju University | 7.7K | — | 9 |
| AS18168KR | CMBTGS-AS-KR-KR - CMB TAEGU BROADCAST SUSEONG | 7.7K | — | 18 |
| AS4790KR | CHOSUN-AS-KR-KR - Chosun ilbo Inc. | 7.7K | — | 20 |
| AS38422KR | SEOWON-AS-KR-KR - Seowon University | 7.9K | — | 24 |
| AS45403KR | IITPA-AS-KR-KR - INCHEON TECHNOPARK | 7.9K | — | 31 |
| AS55628KR | SGUC-AS-KR-KR - Incheon Free Economic Zone | 8.2K | — | 32 |
| AS9765KR | AS9765-13 - KRNIC-ASBLOCK-AP | 8.2K | — | 8 |
| AS45363KR | SUNMOON-AS-KR-KR - SunMoon University | 8.2K | — | 20 |
| AS10189KR | HMM-AS-KR-KR - Hyundai Movex | 8.2K | — | 6 |
| AS17876KR | AHNLAB-AS-KR-KR - Ahnlab, Inc. | 8.2K | — | 1 |
| AS23582KR | DOOSAN-AS-KR-KR - Doosan Corporation Digital Innovation | 8.2K | — | 20 |
| AS17603KR | KUMOH-AS-KR-KR - Kum oh National University of Technology (KNUT) | 8.2K | — | 2 |
| AS9494KR | KOSINET-AS-KR - National Infomation Society Agency | 8.2K | — | 32 |
| AS9568KR | KIMM-AS-KR-KR - KOREA INSTITUTE OF MACHINERY MATERIALS (KIMM) | 8.2K | — | 32 |
| AS17843KR | SAHMYOOK-AS-KR-KR - Sahmyook University | 8.2K | — | 1 |
| AS9631KR | YSU-AS-KR-KR - youngsan university | 8.4K | — | 33 |
| AS9782KR | WOOSONGEDU-KR - WooSong University | 8.4K | — | 18 |
| AS45964KR | EDWARDSKOREA-AS-KR-KR - Edwards korea Limited | 8.4K | — | 9 |
| AS131826KR | HY-AS-KR-KR - hy | 8.7K | — | 9 |
| AS9322KR | EWHANET1-AS-KR - Institute of Information and Computing, EWHA WOMANS UNIV. | 8.7K | — | 18 |
| AS9696KR | EDAS-AS-KR - Oscar Enterprise | 8.7K | — | 34 |
| AS7558KR | KBS-AS-KR - Korean Broadcasting System (KBS) | 9K | — | 4 |
| AS23588KR | KEP-AS-KR-KR - KAKAO Enterprise | 9K | — | 22 |
| AS10166KR | KOWANET-AS-KR-KR - Korea Water Resources Corporation | 9.2K | — | 5 |
| AS18031KR | SANGMYUNG-AS-KR-KR - Sangmyung University | 9.2K | — | 19 |
| AS23668KR | KPU-AS-KR-KR - TECH UNIVERSITY OF KOREA | 9.5K | — | 25 |
| AS9871KR | KBE-AS-KR-KR - Gyeong Sang Buk-Do Office of Education | 9.5K | — | 16 |