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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 |
| VOLVO-GROUP-IT-APNIC-AS-AP - VOLVO GROUP KOREA CO LTD, Construction Equipment Seoul |
| 512 |
| — |
| 2 |
| AS9630KR | WEBTRADE-AS-KR - SK Securities Limited | 512 | — | 2 |
| AS9948KR | NICEMONEY-AS-KR-KR - NICE TCM | 512 | — | 2 |
| AS18303KR | SMARTRO-AS-KR-KR - SMARTRO | 512 | — | 2 |
| AS17855KR | HANENT-AS-KR-KR - HANNET Co.,Ltd. | 512 | — | 2 |
| AS55620KR | KNOC-AS-KR-KR - KNOC | 512 | — | 2 |
| AS9975KR | KBISE-AS-KR-KR - Gyeongsangbuk-do Education Research Institute | 512 | — | 1 |
| AS213800KR | asdf JAIYEON SIM | 512 | — | 2 |
| AS7627KR | SBS-AS-KR - Seoul Broadcasting System | 512 | — | 2 |
| AS9947KR | KTC-AS-KR-KR - kt cloud Co., Ltd | 512 | — | 2 |
| AS18336KR | KIOM-AS-KR-KR - Korea Institute of Oriental Medicine | 512 | — | 2 |
| AS17605KR | KTNG-AS-KR-KR - KTNG Coporation | 512 | — | 2 |
| AS45968KR | KONACENTER-AS-KR-KR - KONAI | 512 | — | 2 |
| AS131098KR | BDNSKR-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS38696KR | KBRI-AS-KR-KR - Korea Brain Research Institute | 512 | — | 2 |
| AS152288KR | KOSPO-AS-KR-KR - KOSPO | 512 | — | 2 |
| AS131852KR | EUGENEFUTURES-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 512 | — | 2 |
| AS38388KR | KCOPA-AS-KR-KR - Korea Copyright Protection Agency | 512 | — | 2 |
| AS55599KR | NAMYANGI-AS-KR-KR - namyang | 512 | — | 2 |
| AS23568KR | CRA-AS-KR-KR - CycleBoat Racing Business Division | 512 | — | 2 |
| AS17585KR | PPS-AS-KR-KR - Public Procurement Service The Republic of Korea | 512 | — | 2 |
| AS9844KR | HANINTERNET-AS-KR - Duruan | 512 | — | 1 |
| AS152223KR | AIRINCHEON-AS-KR-KR - AIRZETA CO.,LTD | 512 | — | 2 |
| AS10193KR | BUSANBANK-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS55623KR | KIDI-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS38100KR | INICIS-AS-KR-KR - INICIS Co., Ltd | 512 | — | 2 |
| AS9493KR | SHS-AS-KR - HMC SECURITIES CO., LTD. | 512 | — | 2 |
| AS198840KR | AL-CLOUD YUJUN KIM trading as ALCLOUD | 512 | 1 | 3 |
| AS152283KR | KOELSA-AS-KR-KR - Korea Elevator Safety Agency | 512 | — | 2 |
| AS131874KR | KDBC-AS-KR-KR - KDB CAPITAL CORPORATION | 512 | — | 2 |
| AS23564KR | CITIBANKKOREA-AS-KR-KR - Citibank Korea | 512 | — | 2 |
| AS9969KR | NUCH-AS-KR-KR - Korea National University of Cultural Heritage | 512 | — | 2 |
| AS18333KR | ATNET-AS-KR-KR - at(Korea Argo-Fisheries Food Trade Corporation) | 512 | — | 2 |
| AS38682KR | NIERNET-AS-KR-KR - National Institute of Environmental Research | 512 | — | 2 |
| AS18032KR | SHINHANSYS-AS-KR-KR - SHINHAN DS | 512 | — | 2 |
| AS152216KR | KACRPR-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS45992KR | CG-AS-KR-KR - Construction Guarantee Cooperative | 512 | — | 2 |
| AS23557KR | ELICE-AS-KR-KR - Elice inc. | 512 | — | 2 |
| AS152287KR | HANWHALIFE-AS-KR-KR - HANWHALIFE | 512 | — | 2 |
| AS38668KR | KONKUKHOSPITAL-AS-KR-KR - Konkuk University Hospital | 512 | — | 2 |
| AS152213KR | HOSHINO-AS-KR-KR - MogSoft Co., Ltd. | 512 | 256 | 3 |
| AS38087KR | BUSANBANK2-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS131099KR | CDNSKR-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS9784KR | KOOKMINCARD1-AS-KR-KR - kbcard | 768 | — | 3 |
| AS152211KR | TOSSSECURITIES-AS-KR-KR - Toss Securities Co., Ltd. | 768 | — | 3 |
| AS131864KR | HWDMZ-AS-KR-KR - Firstfire Marine Insurance | 768 | — | 3 |
| AS45979KR | KBDATA-AS-KR-KR - KB DATA SYSTEMS | 768 | — | 3 |