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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 |
| 256 |
| — |
| 1 |
| AS9755KR | RPKINET1-KR - Korea Internet Security Agency | 256 | — | 1 |
| AS131873KR | HARIM-AS-KR-KR - HARIM | 256 | — | 1 |
| AS38704KR | IDISPOWERTEL-AS-KR-KR - IDIS powertel | 256 | — | 1 |
| AS45398KR | HINETWORKS-AS-KR-KR - HiLine Internet Service Inc. | 256 | — | 1 |
| AS142262KR | MCL-AS-AP - 434480 | 256 | — | 1 |
| AS152671KR | SPARCS-AS-KR - SPARCS | 256 | 2 | 3 |
| AS17840KR | KOREACERT-AS-KR-KR - KECA, Inc. | 256 | — | 1 |
| AS131838KR | EBEST-AS-KR-KR - eBEST INVESTMENTSECURITIES | 256 | — | 1 |
| AS45360KR | SSYC-AS-KR-KR - SSANGYONG CEMENT INDUSTRY CO.,LTD | 256 | — | 1 |
| AS18332KR | POSTOPIA-AS-KR-KR - postopia | 256 | — | 1 |
| AS9772KR | JBBANK-AS-KR-KR - Jeonbuk Bank | 256 | — | 1 |
| AS152208KR | AOSVPN-AS-KR-KR - KART, KIDI | 256 | — | 1 |
| AS38429KR | BORYUNG-AS-KR-KR - Boryung Pharmaceutical Co.,Ltd. | 256 | — | 1 |
| AS131839KR | MMAA-AS-KR-KR - mmaa | 256 | — | 1 |
| AS55601KR | ECFC-AS-KR-KR - Electric Contractors Financial Cooperative | 256 | — | 1 |
| AS17867KR | KBINET-AS-KR-KR - KOREA BANKING INSTITUTE | 256 | — | 1 |
| AS10192KR | KIWOOM-AS-KR-KR - kiwoom Securities.co.,Ltd | 256 | — | 1 |
| AS152220KR | HWPE-AS-KR-KR - Hanwha Asset Management | 256 | — | 1 |
| AS38425KR | SEJONGTELECOM-AS-KR-KR - SEJONG NETWORKS | 256 | — | 1 |
| AS131869KR | USTKREONET-AS-KR-KR - UST | 256 | — | 1 |
| AS23558KR | KNFC-AS-KR-KR - KepcoNF | 256 | — | 1 |
| AS17875KR | ECBANK-AS-KR-KR - ec-bank | 256 | — | 1 |
| AS152203KR | KOEN-AS-KR-KR - KOREA SOUTH EAST POWER | 256 | — | 1 |
| AS23743KR | KOMIPO1-AS-KR-KR - KOREA MIDLAND POWER | 256 | — | 1 |
| AS38418KR | APPLYHOME-AS-KR-KR - KOREA APPRAISAL BOARD | 256 | — | 1 |
| AS45375KR | JEIL-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |
| AS152200KR | FXSEOUL-AS-KR-KR - SMBS | 256 | — | 1 |
| AS55605KR | DAEWONPHARM-AS-KR-KR - daewonpharm | 256 | — | 1 |
| AS9458KR | POBA-AS-KR-KR - Public Officials Benefit Association | 256 | — | 1 |
| AS10177KR | GREENCROSSLIFEINSURANCE-AS-KR-KR - FUBON HYUNDAI LIFE INSURANCE CO.,LTD | 256 | — | 1 |
| AS131804KR | CORR-AS-KR-KR - Seoul Regional Correction Headquarters | 256 | — | 1 |
| AS18340KR | SBKOREA-AS-KR-KR - SBKorea | 256 | — | 1 |
| AS9690KR | SMARTRONET-KR - SMARTRO | 256 | — | 1 |
| AS131811KR | KBONECLOUDYD-AS-KR-KR - KOOKMIN BANK | 256 | — | 1 |
| AS38093KR | HANAINS1-AS-KR-KR - HANATI | 256 | — | 1 |
| AS46007KR | RXN-AS-KR-KR - RXN | 256 | — | 1 |
| AS38393KR | HOMEPLUS-AS-KR-KR - Homeplus Co., Ltd. | 256 | — | 1 |
| AS131845KR | VAM-AS-KR-KR - KOREA INVESTMENT VALUE ASSET MANAGEMENT Co., Ltd. | 256 | — | 1 |
| AS152215KR | KACRHR-AS-KR-KR - Korea Insurance Development Institute | 256 | — | 1 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS131847KR | KDHC-AS-KR-KR - Korea District Heating Corporation | 256 | — | 1 |
| AS10168KR | NSKFB-AS-KR - Standard Chartered | 256 | — | 1 |
| AS17874KR | NPC-AS-KR-KR - National Pension Corporation | 256 | — | 1 |
| AS131808KR | WESTERNPOWER-AS-KR-KR - KOREA WESTERN POWER | 256 | — | 1 |
| AS18308KR | POONGSAN-AS-KR-KR - POONGSAN | 256 | — | 1 |
| AS131096KR | MASTERCAR-AS-KR-KR - Master Motors Management | 256 | — | 1 |