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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 |
| ParkAppsHouseIDC Heo Jun trading as ParkAppsHouse |
| 512 |
| 1 |
| 3 |
| AS9975KR | KBISE-AS-KR-KR - Gyeongsangbuk-do Education Research Institute | 512 | — | 1 |
| AS45391KR | AHAKOREA-AS-KR-KR - American Home Assurance Korea | 512 | — | 2 |
| AS9630KR | WEBTRADE-AS-KR - SK Securities Limited | 512 | — | 2 |
| AS17585KR | PPS-AS-KR-KR - Public Procurement Service The Republic of Korea | 512 | — | 2 |
| AS131850KR | HANAINSDMZ-AS-KR-KR - Hana Insurance Co., Ltd. | 512 | — | 2 |
| AS131841KR | PULMUONE-AS-KR-KR - Pulmuone | 512 | — | 2 |
| AS55613KR | KAB-AS-KR-KR - KOREA APPRAISAL BOARD | 512 | — | 2 |
| AS9958KR | KAKAOGAMES-AS-KR-KR - kakaogames | 512 | — | 2 |
| AS131852KR | EUGENEFUTURES-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 512 | — | 2 |
| AS38433KR | KFAC-AS-KR-KR - Korea Fund Administration Compliance | 512 | — | 2 |
| AS45404KR | SHINHANLIFE-AS-KR-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS10170KR | BOKNET-AS-KR - The Bank of Korea | 512 | — | 2 |
| AS45368KR | KNB-AS-KR-KR - KYONGNAMBANK | 512 | — | 2 |
| AS55585KR | LIGSTOCK-AS-KR-KR - CAPE Investment Securitie Co., Ltd. | 512 | — | 2 |
| AS38100KR | INICIS-AS-KR-KR - INICIS Co., Ltd | 512 | — | 2 |
| AS17855KR | HANENT-AS-KR-KR - HANNET Co.,Ltd. | 512 | — | 2 |
| AS154270KR | VOLVO-GROUP-IT-APNIC-AS-AP - VOLVO GROUP KOREA CO LTD, Construction Equipment Seoul | 512 | — | 2 |
| AS9864KR | KSDNET-AS-KR-KR - Korea Securities Depository | 512 | — | 2 |
| AS38696KR | KBRI-AS-KR-KR - Korea Brain Research Institute | 512 | — | 2 |
| AS10043KR | MIC-AS-KR-KR - Ministry of Science and ICT | 512 | — | 2 |
| AS152287KR | HANWHALIFE-AS-KR-KR - HANWHALIFE | 512 | — | 2 |
| AS55623KR | KIDI-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS17591KR | KRFNET-AS-KR-KR - National Research Foundation of Korea | 512 | — | 2 |
| AS9844KR | HANINTERNET-AS-KR - Duruan | 512 | — | 1 |
| AS45409KR | KBCAPITAL-AS-KR-KR - KBCAPITAL | 512 | — | 2 |
| AS10193KR | BUSANBANK-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS45401KR | NICEVAN02-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS9685KR | FACT-AS-KR-KR - KOAT | 512 | — | 2 |
| AS152223KR | AIRINCHEON-AS-KR-KR - AIRZETA CO.,LTD | 512 | — | 2 |
| AS38112KR | HUGC-AS-KR-KR - Korea Housing Urban Guarantee Corporation | 512 | — | 2 |
| AS55598KR | KEITI-AS-KR-KR - Korea Environmental Technology Industry Institute | 512 | — | 2 |
| AS9490KR | NIS-AS-KR - Oscar Enterprise | 512 | — | 2 |
| AS38693KR | TSNET-AS-KR-KR - Korea Transportation Safety Authority | 512 | — | 2 |
| AS18032KR | SHINHANSYS-AS-KR-KR - SHINHAN DS | 512 | — | 2 |
| AS23557KR | ELICE-AS-KR-KR - Elice inc. | 512 | — | 2 |
| AS131872KR | IITP-AS-KR-KR - IITP | 512 | — | 2 |
| AS7627KR | SBS-AS-KR - Seoul Broadcasting System | 512 | — | 2 |
| AS45364KR | YTN-AS-KR-KR - YTN | 512 | — | 2 |
| AS38126KR | SCI-AS-KR-KR - Seoul Information Service Inc. | 512 | — | 2 |
| AS152228KR | WOOWA1-AS-KR-KR - Woowa Brothers Corp. | 512 | — | 2 |
| AS202348KR | YLEM1-AS-AP - Young Min Kim | 512 | 1 | 3 |
| AS131816KR | IBKI-AS-KR-KR - IBK Insurance | 512 | — | 2 |
| AS152216KR | KACRPR-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS131824KR | BROADNNET-AS-KR-KR - OK AX Co., Ltd. | 512 | — | 2 |
| AS55591KR | KICE-AS-KR-KR - Korea Institute for Curriculum and Evaluation | 512 | — | 2 |
| AS10050KR | NL-AS-KR-KR - The National Library of Korea | 512 | — | 2 |