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How South Korea ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
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.
1,180 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 | 117 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 220 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 913.4K | 109 |
| GOEPC-AS-KR-KR - Pocheon Office of Education |
| 1K |
| — |
| 4 |
| AS152277KR | AS152277-82 - KRNIC-ASBLOCK-AP | 1K | — | 4 |
| AS23573KR | OCIC-AS-KR-KR - OCI Information Communication | 1K | — | 4 |
| AS9646KR | eGIOS-AS-KR - eGIOS | 1K | — | 4 |
| AS10188KR | CHADWICK-AS-KR-KR - Songdo Chadwick international School | 1K | — | 4 |
| AS9850KR | WOWTV-AS-KR - WOW-TV | 1K | — | 4 |
| AS131802KR | NHLIFE-AS-KR-KR - NongHyup Life Insurance | 1K | — | 4 |
| AS38686KR | KSCC-AS-KR-KR - Tmoney co., ltd | 1.3K | — | 5 |
| AS10196KR | HNCBWORLD-AS-KR-KR - KOOKMIN BANK | 1.3K | — | 5 |
| AS10058KR | CU-AS-KR-KR - NACUFOK | 1.3K | — | 5 |
| AS17868KR | HYUPSUNG-NET-AS-KR-KR - Hyupsung University | 1.3K | — | 4 |
| AS10156KR | SNUE-AS-KR-KR - Seoul National University of Education | 1.3K | — | 3 |
| AS23593KR | BKLNETWORK-AS-KR-KR - bkl LLC | 1.3K | — | 5 |
| AS131858KR | KAKAOPAYINSURE-AS-KR-KR - kakaopay insurance | 1.3K | — | 5 |
| AS55621KR | JNUE-AS-KR-KR - Jeonju National University Of Education | 1.3K | — | 5 |
| AS18317KR | SHINHANSYS2-AS-KR-KR - SHINHAN DS | 1.3K | — | 5 |
| AS17863KR | YONHAPNEWS-AS-KR-KR - Yonhap News Agency | 1.3K | — | 5 |
| AS45389KR | JBEDUNET-AS-KR-KR - Jeonbuk State office of Education Future Education Research Institute | 1.3K | — | 5 |
| AS17600KR | ENVICO-AS-KR-KR - KOREA RESOURCES RECOVERY AND REUTILIZATION CORPORATION | 1.3K | — | 5 |
| AS46002KR | PHIS-AS-KR-KR - PHIS | 1.3K | — | 5 |
| AS18325KR | KORCHRISTUNIV160-AS-KR-KR - Korea Christian University | 1.3K | — | 5 |
| AS10056KR | HDMF-AS-KR - Hyundai Marin Fire Insurance | 1.3K | — | 5 |
| AS9695KR | KOEXP-AS-KR-KR - KISTI | 1.3K | — | 4 |
| AS38660KR | KHNP-AS-KR-KR - KHNP | 1.3K | — | 5 |
| AS9632KR | SDCNET-AS-KR-KR - SEOUL DAIRY CO-OP. | 1.3K | — | 5 |
| AS38391KR | GOEG-AS-KR-KR - Gyeonggi provincial gimpo office of education | 1.3K | — | 5 |
| AS38415KR | GOEGN-AS-KR-KR - Guri Namyangju Office Of Education | 1.3K | — | 5 |
| AS23555KR | SHB1-KR - Shinhan Bank | 1.3K | — | 5 |
| AS9967KR | KOOKMINCARD2-AS-KR-KR - kbcard | 1.3K | — | 5 |
| AS9707KR | WORKNET-AS-KR - Korea Employment Information Management Agency | 1.3K | — | 5 |
| AS9492KR | MAEKYUNG-AS-KR - Maeil Business Newspaper | 1.3K | — | 5 |
| AS38089KR | KBANK-AS-KR-KR - kbank | 1.3K | — | 5 |
| AS9692KR | HWS-AS-KR - Hanwha Investment Securities Co., Ltd. | 1.3K | — | 5 |
| AS131094KR | HYUNDAIMOTORCO-AS-KR-KR - HYUNDAI MOTOR CO | 1.3K | — | 5 |
| AS23596KR | EDNSKR-KR-KR - Korea Internet Security Agency | 1.3K | 4 | 9 |
| AS38392KR | GOEYP-AS-KR-KR - KYONGGI YANGPYEONG OFFICE OF EDUCATION | 1.3K | — | 5 |
| AS38404KR | GOEBC-AS-KR-KR - Gyeonggi Provincial Bucheon Office of Education | 1.3K | — | 5 |
| AS18169KR | SUNESEMI-AS-KR-KR - MEMC Korea | 1.3K | — | 5 |
| AS9521KR | KATECH-AS-KR-KR - Korea Automotive Technology Institute | 1.3K | — | 5 |
| AS38396KR | GOEPJ-AS-KR-KR - Paju office of Education Gyeonggi Province | 1.3K | — | 5 |
| AS9699KR | KFB-AS-KR - Standard Chartered | 1.5K | — | 6 |
| AS18314KR | KEBHANACARDNET-AS-KR-KR - Hana Card | 1.5K | — | 6 |
| AS10165KR | CUSTOMS-AS-KR-KR - KOREA CUSTOMS SERVICE | 1.5K | — | 6 |
| AS9759KR | CJCYBER-AS-KR - HIINVESTMENT SECURITIES CO., LTD | 1.5K | — | 6 |
| AS38390KR | GOEGY-AS-KR-KR - Goyang Office of Education | 1.5K | — | 6 |
| AS17592KR | IBK-AS-KR-KR - Industrial Bank of Korea | 1.5K | — | 6 |
| AS9640KR | KRCERT-AS-KR-KR - Korea Internet Security Agency | 1.5K | — | 6 |