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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 |
| AS152221KR | YONHAPNEWSTV-AS-KR-KR - YonhapnewsTV | 256 | — | 1 |
| AS46007KR | RXN-AS-KR-KR - RXN | 256 | — | 1 |
| AS153993KR | SKH-AS-AP - SKH Systems | 256 | — | 1 |
| AS9529KR | HYUNDAICARD-AS-KR-KR - hyundaicapital | 256 | — | 1 |
| AS23586KR | KCUE-AS-KR-KR - Korean Council for University Education | 256 | — | 1 |
| AS38430KR | SHINHANCARD-AS-KR-KR - Shinhan card | 256 | — | 1 |
| AS17875KR | ECBANK-AS-KR-KR - ec-bank | 256 | — | 1 |
| AS131844KR | NHFIREFO-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS152201KR | NHAG-AS-KR-KR - NongHyup Agribusiness Group inc. | 256 | — | 1 |
| AS17836KR | IBKS-AS-KR-KR - IBK Securities | 256 | — | 1 |
| AS152220KR | HWPE-AS-KR-KR - Hanwha Asset Management | 256 | — | 1 |
| AS38111KR | HANACLOUD-AS-KR-KR - HANA TI | 256 | — | 1 |
| AS9633KR | SLC-AS-KR-KR - SUDOKWON Landfill Site Management Corp | 256 | — | 1 |
| AS152216KR | KACRPR-AS-KR-KR - Korea Insurance Development Institute | 256 | — | 1 |
| AS131829KR | SBISB-AS-KR-KR - SBI SAVINGS BANK | 512 | — | 2 |
| AS9844KR | HANINTERNET-AS-KR - Duruan | 512 | — | 1 |
| AS10072KR | CHOHUNGBANK-AS-KR - Shinhan Bank | 512 | — | 2 |
| AS9571KR | INICIS-AS-KR - INICIS Co., Ltd | 512 | — | 2 |
| AS38388KR | KCOPA-AS-KR-KR - Korea Copyright Protection Agency | 512 | — | 2 |
| AS55591KR | KICE-AS-KR-KR - Korea Institute for Curriculum and Evaluation | 512 | — | 2 |
| AS38682KR | NIERNET-AS-KR-KR - National Institute of Environmental Research | 512 | — | 2 |
| AS18333KR | ATNET-AS-KR-KR - at(Korea Argo-Fisheries Food Trade Corporation) | 512 | — | 2 |
| AS38702KR | KEBHANAATM-AS-KR-KR - Hana Bank Co. | 512 | — | 2 |
| AS23568KR | CRA-AS-KR-KR - CycleBoat Racing Business Division | 512 | — | 2 |
| AS202348KR | YLEM Young Min Kim trading as Ylem | 512 | 1 | 3 |
| AS10050KR | NL-AS-KR-KR - The National Library of Korea | 512 | — | 2 |
| AS55598KR | KEITI-AS-KR-KR - Korea Environmental Technology Industry Institute | 512 | — | 2 |
| AS45998KR | NMC-AS-KR-KR - National Medical Center | 512 | — | 2 |
| AS152212KR | IRIS-AS-KR-KR - Korea Institute of Science and Technology Evaluation and Planning | 512 | — | 2 |
| AS45992KR | CG-AS-KR-KR - Construction Guarantee Cooperative | 512 | — | 2 |
| AS18175KR | KPSAS-AS-KR-KR - KPS | 512 | — | 2 |
| AS17605KR | KTNG-AS-KR-KR - KTNG Coporation | 512 | — | 2 |
| AS45401KR | NICEVAN02-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS131098KR | BDNSKR-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS45391KR | AHAKOREA-AS-KR-KR - American Home Assurance Korea | 512 | — | 2 |
| AS45993KR | SBDNET-AS-KR-KR - SHINBUNDANG RAILROAD | 512 | — | 2 |
| AS38100KR | INICIS-AS-KR-KR - INICIS Co., Ltd | 512 | — | 2 |
| AS152282KR | NFH-AS-KR-KR - National Fire Hospital | 512 | — | 2 |
| AS45368KR | KNB-AS-KR-KR - KYONGNAMBANK | 512 | — | 2 |
| AS213800KR | asdf JAIYEON SIM | 512 | — | 2 |
| AS18299KR | BSFN-AS-KR-KR - BNK Securities Co.,Ltd | 512 | — | 2 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS131852KR | EUGENEFUTURES-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 512 | — | 2 |
| AS152228KR | WOOWA1-AS-KR-KR - Woowa Brothers Corp. | 512 | — | 2 |
| AS17869KR | REGISTRY-AS-KR-KR - Supreme Court of Korea | 512 | — | 2 |
| AS131794KR | KYOBOAXA-AS-KR-KR - KYOBO AXA INVESTMENT MANAGERS Co., Ltd. | 512 | — | 2 |