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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.
1,177 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 | 117 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 212 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 915.2K | 111 |
| 256 |
| — |
| 1 |
| AS152224KR | HCI03-AS-KR-KR - HYUNDAI COMMERCIAL INC. | 256 | — | 1 |
| AS38704KR | IDISPOWERTEL-AS-KR-KR - IDIS powertel | 256 | — | 1 |
| AS131843KR | KIM-AS-KR-KR - Korea Investment Management CO. | 256 | — | 1 |
| AS152293KR | HDSNET-AS-KR-KR - HAESUNGDS | 256 | — | 1 |
| AS45406KR | AJU-AS-KR-KR - AJU Internet Technology | 256 | — | 1 |
| AS23586KR | KCUE-AS-KR-KR - Korean Council for University Education | 256 | — | 1 |
| AS38093KR | HANAINS1-AS-KR-KR - HANATI | 256 | — | 1 |
| AS9709KR | KISVAN-AS-KR-KR - KIS Information Communication,Inc | 256 | — | 1 |
| AS131851KR | HANAINSEXT-AS-KR-KR - Hana Insurance Co., Ltd. | 256 | — | 1 |
| AS38111KR | HANACLOUD-AS-KR-KR - HANA TI | 256 | — | 1 |
| AS131846KR | GGFS2023-AS-KR-KR - GYEONGGI-DO FIRE SERVICES | 256 | — | 1 |
| AS9575KR | KCTC-AS-KR-KR - KCTC | 256 | — | 1 |
| AS4040KR | KORNET-PS-AS-KR-KR - Korea Telecom | 256 | — | 1 |
| AS152208KR | AOSVPN-AS-KR-KR - KART, KIDI | 256 | — | 1 |
| AS9690KR | SMARTRONET-KR - SMARTRO | 256 | — | 1 |
| AS206439KR | QUBIT Minseo Kim | 256 | — | 1 |
| AS131827KR | JEJUBANK-AS-KR-KR - jejubank | 256 | — | 1 |
| AS45375KR | JEIL-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |
| AS38102KR | SCOURTFAMILYDR-KR - SCOURTFAMILY | 256 | — | 1 |
| AS9525KR | DBFI-AS-KR - DB Securities Co.,Ltd. | 256 | — | 1 |
| AS152200KR | FXSEOUL-AS-KR-KR - SMBS | 256 | — | 1 |
| AS131868KR | S2640-AS-KR-KR - SeoulEnergyCorporation | 256 | — | 1 |
| AS45387KR | KOCES-AS-KR-KR - KOCES | 256 | — | 1 |
| AS38393KR | HOMEPLUS-AS-KR-KR - Homeplus Co., Ltd. | 256 | — | 1 |
| AS153894KR | BADACOMMUNICATIONS-AS-AP - Bada Communications | 256 | 1 | 2 |
| AS55584KR | KPX-AS-KR-KR - Korea Power Exchange | 256 | — | 1 |
| AS38429KR | BORYUNG-AS-KR-KR - Boryung Pharmaceutical Co.,Ltd. | 256 | — | 1 |
| AS46000KR | KBINSURE-AS-KR-KR - KB Insurance | 256 | — | 1 |
| AS131847KR | KDHC-AS-KR-KR - Korea District Heating Corporation | 256 | — | 1 |
| AS9861KR | HIAM-AS-KR-KR - Vi Asset Management Co., Ltd | 256 | — | 1 |
| AS46011KR | LX-AS-KR-KR - LX | 256 | — | 1 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS17847KR | FSS-AS-KR-KR - Financial Supervisory Service | 256 | — | 1 |
| AS45398KR | HINETWORKS-AS-KR-KR - HiLine Internet Service Inc. | 256 | — | 1 |
| AS23590KR | IBKC-AS-KR-KR - IBKCapital | 256 | — | 1 |
| AS9635KR | PUFS-AS-KR - Pusan University of Foreign Studies | 256 | — | 1 |
| AS55596KR | GILHOSP-AS-KR-KR - Gachon University Gil Hospital | 256 | — | 1 |
| AS17875KR | ECBANK-AS-KR-KR - ec-bank | 256 | — | 1 |
| AS9846KR | FIRSTDATA-AS-KR-KR - KPN | 256 | — | 1 |
| AS131873KR | HARIM-AS-KR-KR - HARIM | 256 | — | 1 |
| AS45963KR | KIRAMS-AS-KR-KR - KIRAMS (Korea Institute of Radiological Medical Sciences) | 256 | — | 1 |
| AS10038KR | NHNCLOUDSERVICE-AS-KR-KR - NHNCLOUD | 256 | — | 1 |
| AS131890KR | TMONEYMOBILITY-AS-KR-KR - Tmoney co., ltd | 256 | — | 1 |
| AS45360KR | SSYC-AS-KR-KR - SSANGYONG CEMENT INDUSTRY CO.,LTD | 256 | — | 1 |
| AS152671KR | SPARCS-AS-KR - SPARCS | 256 | 2 | 3 |
| AS9529KR | HYUNDAICARD-AS-KR-KR - hyundaicapital | 256 | — | 1 |