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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 |
| 7.7K |
| — |
| 20 |
| AS10158KR | KAKAO-10158-AS-KR-KR - Kakao Corp | 7.7K | 65.5K | 27 |
| AS9777KR | KJU-NET-AS-KR-KR - Gyeongju University | 7.7K | — | 9 |
| AS9763KR | AFFIS-AS-KR - KIC for Agriculture | 7.4K | — | 5 |
| AS152232KR | KTCC-AS-KR-KR - kt cloud Co., Ltd | 7.4K | — | 19 |
| AS18329KR | SMUC-AS-KR-KR - Sangmyung University | 7.4K | — | 11 |
| AS23591KR | LS-AS-KR-KR - LS ITC | 7.2K | — | 28 |
| AS23579KR | SENNEIS-AS-KR-KR - Seoul Metropolitan Office Of Education | 7.2K | — | 28 |
| AS17845KR | GTP-AS-KR-KR - Gyeonggi Technopark | 7.2K | — | 17 |
| AS10167KR | HANVIT-AS-KR - HANVIT BANK | 6.9K | — | 27 |
| AS9859KR | CCCC-AS-KR - ChungCheong University | 6.9K | — | 27 |
| AS17861KR | KIT-AS-KR-KR - KyungNam College of Information Technology | 6.9K | — | 5 |
| AS9455KR | EDUNET-AS-KR - KERIS | 6.9K | — | 27 |
| AS17579KR | KREONET2-AS-KR-KR - KISTI | 6.9K | 1 | 28 |
| AS38681KR | JNEINET-AS-KR-KR - Jeollanamdo Educational Research Information Institute | 6.7K | — | 26 |
| AS10071KR | ANYANG-AS-KR - anyang University | 6.7K | — | 10 |
| AS9978KR | UOS-AS-KR - The University of Seoul | 6.7K | — | 4 |
| AS45379KR | UNIST-AS-KR-KR - Ulsan National Institute of Science and Technology | 6.7K | — | 8 |
| AS23983KR | DJU-AS-KR-KR - Daejeon University | 6.7K | — | 3 |
| AS38090KR | PEARLABYSS-AS-KR-KR - pearlabyss | 6.4K | — | 15 |
| AS17833KR | NCOM-AS-KR-KR - NCOM ltd. | 6.1K | — | 24 |
| AS10185KR | HNB-AS-KR - Hana Bank Co. | 6.1K | — | 24 |
| AS18160KR | AS18160-AS-KR-KR - Kakao Corp | 5.9K | 1 | 24 |
| AS38695KR | BC-AS-KR-KR - bucheon university | 5.9K | — | 23 |
| AS9862KR | RAYNET1-KR - GORayNet | 5.6K | — | 16 |
| AS38387KR | CMBSEJONG-AS-KR-KR - CMB Sejong Broadcasting Co,.Ltd | 5.6K | — | 16 |
| AS38401KR | GOEAN-AS-KR-KR - Gyeonggi Provincial Anseong Office of Education | 5.6K | — | 22 |
| AS38707KR | TOSSPAYMENTS-AS-KR-KR - Tosspayments | 5.6K | — | 22 |
| AS55616KR | DGIST-AS-KR-KR - DGIST | 5.4K | — | 11 |
| AS18337KR | KSUCC-AS-KR-KR - KyungSan University | 5.4K | — | 21 |
| AS17593KR | NONGSHIM-AS-KR-KR - NDS Coporation | 5.4K | — | 21 |
| AS152199KR | KAKAOCORP-AS-KR-KR - Kakao Corp | 5.4K | 1 | 22 |
| AS10060KR | YONSEI01-AS-KR-KR - YONSEI UNIVERSITY HEALTH SYSTEM | 5.4K | — | 21 |
| AS38417KR | GOEGP-AS-KR-KR - Gyeonggi Province Gapyeong office of Education | 5.4K | — | 21 |
| AS18035KR | HSU18035-AS-KR-KR - HANSEO UNIVERSITY | 5.4K | — | 7 |
| AS9867KR | JTC-AS-KR - VISION College of Jeonju | 5.4K | — | 21 |
| AS55622KR | CNUE-AS-KR-KR - CNUE | 5.4K | — | 14 |
| AS17578KR | HALLA-AS-KR-KR - CHEJU HALLA UNIVERSITY | 5.1K | — | 20 |
| AS9774KR | DSU-AS-KR - Dongseo University | 5.1K | — | 2 |
| AS10053KR | AYTCNET-AS-KR - yeonsung University | 5.1K | — | 20 |
| AS38697KR | MOK9882-AS-KR-KR - Hankyong National Univercity | 5.1K | — | 19 |
| AS10162KR | SNUH-AS-KR-KR - SNUH | 5.1K | — | 4 |
| AS4664KR | HIT-KR-AP - Shinbiro | 5.1K | — | 11 |
| AS55625KR | CWUNET-AS-KR-KR - Chungwoon University | 5.1K | — | 11 |
| AS55624KR | DAELIM-AS-KR-KR - DAELIM | 5.1K | — | 8 |
| AS9858KR | KRNICNET-KR - Korea Internet Security Agency | 4.9K | 65.5K | 20 |
| AS152214KR | KOREANAIRLINES-AS-KR-KR - Korean Air Lines | 4.9K | — | 19 |