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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.
1,184 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 | 116 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 233 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 917K | 121 |
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| — |
| 0 |
| AS55607KR | AS55607-24 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS132380KR | GM-AP-GMTHAI - General Motors Thailand, Rayong | — | — | 0 |
| AS9963KR | NETROPY-AS-KR - BITNET | — | — | 0 |
| AS152272KR | AS152272-77 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS17872KR | SUNGSHIN-AS-KR-KR - SUNGSHIN WOMENS UNIVERSITY | — | — | 0 |
| AS131796KR | AS131796-6 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS214510KR | WEBTACULAR Rhajune Park | — | — | 0 |
| AS152263KR | AS152263-68 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS7621KR | AS7621-2 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131876KR | DJTC-AS-KR-KR - Daejeon Transportation Corporation | — | — | 0 |
| AS131806KR | BUBAL-AS-KR-KR - KCTC | — | — | 0 |
| AS131831KR | NEXONKOREA-AS-KR-KR - NEXON KOREA | — | — | 0 |
| AS152248KR | AS152248-53 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45367KR | AS45367-8 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS38666KR | AS38666-7 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45390KR | AS45390-31 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45966KR | AS45966-4 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS133463KR | HOJUNGCOLTD-AS-AP - HO JUNG CO., LTD. | — | — | 0 |
| AS17848KR | INAMES-AS-KR-KR - INAMES | — | — | 0 |
| AS45995KR | SKPLANET-AS-KR-KR - SK planet | — | — | 0 |
| AS215343KR | MINJAE-AS Minjae Kim | 256 | 2 | 3 |
| AS10155KR | KOSME-AS-KR-KR - KOSME | 256 | — | 1 |
| AS45973KR | KOTRA-AS-KR-KR - KOTRA | 256 | — | 1 |
| AS152285KR | GYWP-AS-KR-KR - welcomepayments | 256 | — | 1 |
| AS17836KR | IBKS-AS-KR-KR - IBK Securities | 256 | — | 1 |
| AS17874KR | NPC-AS-KR-KR - National Pension Corporation | 256 | — | 1 |
| AS152224KR | HCI03-AS-KR-KR - HYUNDAI COMMERCIAL INC. | 256 | — | 1 |
| AS46011KR | LX-AS-KR-KR - LX | 256 | — | 1 |
| AS131845KR | VAM-AS-KR-KR - KOREA INVESTMENT VALUE ASSET MANAGEMENT Co., Ltd. | 256 | — | 1 |
| AS10037KR | EGFS-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 256 | — | 1 |
| AS23743KR | KOMIPO1-AS-KR-KR - KOREA MIDLAND POWER | 256 | — | 1 |
| AS200140KR | Hanseung-Kim Hanseung Kim | 256 | 1 | 2 |
| AS55605KR | DAEWONPHARM-AS-KR-KR - daewonpharm | 256 | — | 1 |
| AS9960KR | DGB-AS-KR-KR - IM Bank | 256 | — | 1 |
| AS152220KR | HWPE-AS-KR-KR - Hanwha Asset Management | 256 | — | 1 |
| AS23574KR | KISPRICING-AS-KR-KR - KISPricing | 256 | — | 1 |
| AS152218KR | HANACAPITAL-AS-KR-KR - HANA CAPITAL | 256 | — | 1 |
| AS45387KR | KOCES-AS-KR-KR - KOCES | 256 | — | 1 |
| AS17875KR | ECBANK-AS-KR-KR - ec-bank | 256 | — | 1 |
| AS152234KR | GGSTS-AS-KR-KR - GYEONGGI TRANSPORT CORPORATION | 256 | — | 1 |
| AS38393KR | HOMEPLUS-AS-KR-KR - Homeplus Co., Ltd. | 256 | — | 1 |
| AS131848KR | YUHANAS-AS-KR-KR - YUHAN | 256 | — | 1 |
| AS152280KR | MGFOREST-AS-KR-KR - MG Credit Information | 256 | — | 1 |
| AS152293KR | HDSNET-AS-KR-KR - HAESUNGDS | 256 | — | 1 |
| AS38430KR | SHINHANCARD-AS-KR-KR - Shinhan card | 256 | — | 1 |
| AS131836KR | HWGI-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |