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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 |
| PAICHAI-AS-KR - PAICHAI UNIVERSITY |
| 12.8K |
| — |
| 11 |
| AS9970KR | KUT-AS-KR - Korea University of Technology and Education | 12.8K | — | 11 |
| AS17837KR | KCP-AS-KR-KR - NHN KCP Corp. | 12.5K | — | 35 |
| AS9962KR | Sunchon-as-KR - Sunchon National University | 12.5K | — | 19 |
| AS45377KR | JJE-AS-KR-KR - Jeju Special Self Governing Provincial office of Education | 12.3K | — | 6 |
| AS9955KR | CHEONAN-AS-KR-KR - Baekseok University | 12K | — | 40 |
| AS18027KR | NSU-AS-KR-KR - Namseoul university | 11.8K | — | 27 |
| AS10045KR | TNUTNET-AS-KR - Hanbat National University | 11.8K | — | 18 |
| AS210528KR | Navox Navox co.,Ltd | 11.5K | — | 14 |
| AS9523KR | MOKWON-AS-KR-KR - Mokwon University | 11.5K | — | 14 |
| AS9778KR | DAEJIN-AS-KR - DAEJIN UNIVERSITY | 11.3K | — | 11 |
| AS9638KR | NH-AS-KR - National Agricultural Cooperative federation | 11.3K | — | 44 |
| AS38424KR | KCT-AS-KR-KR - KOREA CABLE TELECOM | 11.3K | — | 20 |
| AS38398KR | GOEUJB-AS-KR-KR - Gyeonggi Uijeongbu office of Education | 11K | — | 41 |
| AS9780KR | INJE-AS-KR - INJE UNIVERSITY | 11K | — | 12 |
| AS17595KR | KINSNET-AS-KR-KR - Korea Institute of Nuclear Safety | 10.8K | — | 8 |
| AS10159KR | HAUNET-AS-KR-KR - Korea Aerospace University | 10.5K | — | 31 |
| AS9954KR | kunsan-as-KR - Kunsan National University (KNU) | 10.5K | — | 10 |
| AS9767KR | DONGBUIT-AS-KR-KR - DB Inc. | 10.5K | — | 41 |
| AS17570KR | SKGLOBAL-AS-KR-KR - SK Global co., Ltd | 10.2K | — | 9 |
| AS55606KR | DSME-AS-KR-KR - Hanwha Ocean Co., Ltd. | 10.2K | — | 2 |
| AS17615KR | CJU-AS-KR-KR - Chongju University | 10K | — | 5 |
| AS10174KR | MBC-AS-KR-KR - Munhwa Broadcasting Corporation | 9.7K | — | 7 |
| AS10190KR | JB-AS-KR-KR - Joongbu University | 9.7K | — | 19 |
| AS9871KR | KBE-AS-KR-KR - Gyeong Sang Buk-Do Office of Education | 9.5K | — | 16 |
| AS23668KR | KPU-AS-KR-KR - TECH UNIVERSITY OF KOREA | 9.5K | — | 25 |
| AS18031KR | SANGMYUNG-AS-KR-KR - Sangmyung University | 9.2K | — | 19 |
| AS10166KR | KOWANET-AS-KR-KR - Korea Water Resources Corporation | 9.2K | — | 5 |
| AS23588KR | KEP-AS-KR-KR - KAKAO Enterprise | 9K | — | 22 |
| AS7558KR | KBS-AS-KR - Korean Broadcasting System (KBS) | 9K | — | 4 |
| AS9322KR | EWHANET1-AS-KR - Institute of Information and Computing, EWHA WOMANS UNIV. | 8.7K | — | 18 |
| AS131826KR | HY-AS-KR-KR - hy | 8.7K | — | 9 |
| AS9696KR | EDAS-AS-KR - Oscar Enterprise | 8.7K | — | 34 |
| AS9782KR | WOOSONGEDU-KR - WooSong University | 8.4K | — | 18 |
| AS9631KR | YSU-AS-KR-KR - youngsan university | 8.4K | — | 33 |
| AS45964KR | EDWARDSKOREA-AS-KR-KR - Edwards korea Limited | 8.4K | — | 9 |
| 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 |
| AS45363KR | SUNMOON-AS-KR-KR - SunMoon University | 8.2K | — | 20 |
| AS10189KR | HMM-AS-KR-KR - Hyundai Movex | 8.2K | — | 6 |
| AS17603KR | KUMOH-AS-KR-KR - Kum oh National University of Technology (KNUT) | 8.2K | — | 2 |
| AS17843KR | SAHMYOOK-AS-KR-KR - Sahmyook University | 8.2K | — | 1 |
| AS17876KR | AHNLAB-AS-KR-KR - Ahnlab, Inc. | 8.2K | — | 1 |
| AS9765KR | AS9765-13 - KRNIC-ASBLOCK-AP | 8.2K | — | 8 |
| AS55628KR | SGUC-AS-KR-KR - Incheon Free Economic Zone | 8.2K | — | 32 |
| AS23582KR | DOOSAN-AS-KR-KR - Doosan Corporation Digital Innovation | 8.2K | — | 20 |
| AS38422KR | SEOWON-AS-KR-KR - Seowon University | 7.9K | — | 24 |