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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 |
| 2K |
| — |
| 8 |
| AS38426KR | KREI-AS-KR-KR - KOREA RURAL ECONOMIC INSTITUTE | 2.3K | — | 9 |
| AS9851KR | PRO-AS-KR-KR - KOREA UNIVERSITY OF MEDIA ARTS | 2.3K | — | 2 |
| AS17873KR | BESTEZ-AS-KR-KR - MIRAE ASSET SECURITIES CO., LTD. | 2.3K | — | 9 |
| AS38427KR | STXIDC-AS-KR-KR - FORCETEC Co., LTD. | 2.3K | — | 8 |
| AS9857KR | KOGAS-AS-KR-KR - KOREA GAS CORPORATION | 2.3K | — | 9 |
| AS18324KR | MASANC-AS-KR-KR - Masan College | 2.3K | — | 5 |
| AS24026KR | KFE-AS-KR-KR - KOREA INSTITUTE OF FUSION ENERGY | 2.3K | — | 9 |
| AS10035KR | HYUNDAIDEPT-AS-KR-KR - Hyundai Department Store Co., Ltd. | 2.3K | — | 9 |
| AS9776KR | KBSTAR-KR - KOOKMIN BANK | 2.6K | — | 10 |
| AS38694KR | CJE-AS-KR-KR - CHEONGJU NATIONAL UNIVERSITY OF EDCATION | 2.6K | — | 10 |
| AS9693KR | KFTCCA-AS-KR - KFTC | 2.6K | — | 10 |
| AS38671KR | SOIL-AS-KR-KR - S-OIL Corp., Ltd | 2.6K | — | 10 |
| AS38667KR | KAKAOBANK-AS-KR-KR - KakaoBank Corp. | 2.6K | — | 10 |
| AS138380KR | VOLVO-GROUP-IT-APNIC-AS-AP - VOLVO GROUP KOREA CO LTD, Construction Equipment Seoul | 2.6K | — | 7 |
| AS10198KR | CUP-AS-KR-KR - Catholic University of Pusan | 2.6K | — | 2 |
| AS10063KR | KMA-AS-KR - Korea Meteorological Administration | 2.6K | — | 10 |
| AS38131KR | MMU-AS-KR-KR - Mokpo National Maritime University | 2.6K | — | 6 |
| AS216425KR | TEFEXIA-AS TEFEXIA Co., Ltd. | 2.8K | — | 8 |
| AS55627KR | DONGDUK-AS-KR-KR - Dongduk Womens University | 2.8K | — | 11 |
| AS9641KR | KDB-AS-KR-KR - Korea Development Bank | 2.8K | — | 11 |
| AS9860KR | NHIS-AS-KR-KR - National Health Insurance Service | 2.8K | — | 11 |
| AS38389KR | FWORKER-AS-KR-KR - FAMOUS WORKER | 2.8K | — | 11 |
| AS18320KR | GNUE-AS-KR-KR - Kwangju National University of Education | 3.1K | — | 12 |
| AS18322KR | KTNET-AS-KR-KR - KUMHO TIRE | 3.1K | — | 9 |
| AS23569KR | SEOJEONG-AS-KR-KR - SEOJEONG COLLEGE | 3.1K | — | 12 |
| AS10046KR | HOWON-AS-KR - HOWON UNIVERSITY | 3.1K | — | 2 |
| AS17614KR | GEUMGANG-AS-KR-KR - Geumgang University | 3.1K | — | 5 |
| AS17865KR | SCOURT-AS-KR-KR - Supreme Court of Korea | 3.1K | — | 12 |
| AS9773KR | HANCOMWITH-AS-KR-KR - HancomWITH | 3.1K | — | 5 |
| AS23600KR | GDNSKR-KR-KR - Korea Internet Security Agency | 3.1K | 5 | 17 |
| AS17834KR | WOORICARD-AS-KR-KR - WOORICARD | 3.1K | — | 12 |
| AS55626KR | KYUNGIN-AS-KR-KR - Kyungin Womens college | 3.3K | — | 13 |
| AS9972KR | INTINFRA-AS-KR-KR - INTMANAGEMENT Corp., | 3.3K | — | 13 |
| AS10178KR | KAKAOPAY-AS-KR-KR - Kakaopay Corp | 3.3K | — | 11 |
| AS131795KR | KIER-AS-KR-KR - KOREA INSTITUTE OF ENERGY RESEARCH | 3.3K | — | 13 |
| AS38114KR | TERANET-AS-KR-KR - Shinjin Network | 3.6K | — | 7 |
| AS149522KR | ONECUBITCOLTD-AS-AP - OneCubit Co., Ltd. | 3.6K | 44 | 12 |
| AS23561KR | YONGINUNIVERSITY-AS-KR-KR - Yongin University | 3.6K | — | 14 |
| AS2385KR | KRIBB-AS-KR-KR - KRIBB(Korea Research Institute of Bioscience Biotechnology) | 3.8K | — | 9 |
| AS46012KR | INDUK-AS-KR-KR - Induk University | 3.8K | — | 15 |
| AS38110KR | CWUIC-KR - Chungwoon University | 3.8K | — | 8 |
| AS23581KR | HYNIX-AS-KR-KR - Hynix Semiconductor Inc. | 3.8K | — | 15 |
| AS9532KR | SECURITIES-AS-KR - MIRAE ASSET SECURITIES CO., LTD. | 3.8K | — | 15 |
| AS18343KR | TAEGUTECH-AS-KR-KR - Daegu Technical College | 3.8K | — | 7 |
| AS131093KR | VIVATOSS-AS-KR-KR - viva republica | 3.8K | — | 15 |
| AS18331KR | HCC-AS-KR-KR - Daejeon Institute of Science and Technology | 3.8K | — | 6 |