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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 |
| AS152267KR | AS152267-72 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10182KR | AS10182-29 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23759KR | PRIMENET-AS-KR-KR - TechnoMart Information Communication Company | — | — | 0 |
| AS18170KR | AS18170-1 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131861KR | AS131861-71 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131823KR | EKAPE-AS-KR-KR - korea Institute for Animal Products Quality Evaluation | — | — | 0 |
| AS152254KR | AS152254-59 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10057KR | AS10057-24 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS136747KR | MOACKCOLTD-AS-AP - MOACK.Co.LTD | — | — | 0 |
| AS131881KR | NIDNET-AS-KR-KR - National Medical Center | — | — | 0 |
| AS4660KR | HANSOL-AS-KR-KR - Hansol Telecom | — | — | 0 |
| AS23566KR | AS23566-15 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10163KR | HANTA-AS-KR - HANKOOK TIRE CO.,LTD. | — | — | 0 |
| AS401631KR | DATAF - DataForge Solutions LLC | — | — | 0 |
| AS152271KR | AS152271-76 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS137447KR | VIRTUSTREAM-AS-AP-SK - Virtustream Cloud Services Australia Pty Limited | — | — | 0 |
| AS45402KR | SAMSUNGLIFESERVICE-AS-KR-KR - SAMSUNG LIFE SERVICE | — | — | 0 |
| AS45994KR | INCHEONNET-AS-KR-KR - incheon city | — | — | 0 |
| AS5051KR | KOLNET-AS-KR-KR - Korea Telecom | — | — | 0 |
| AS131883KR | GBST-AS-KR-KR - INSTITUTES OF GREENBIO SCIENCE AND TECHNOLOGY | — | — | 0 |
| AS45367KR | AS45367-8 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131853KR | MYONGJIHOSPITAL-AS-KR-KR - MYONGJI HOSPITAL | — | — | 0 |
| AS45986KR | KISANET-KR - Korea Internet Security Agency | — | — | 0 |
| AS38435KR | KOLON-KR - KOLON BENIT | — | — | 0 |
| AS18342KR | KJTJC-AS-KR-KR - Kunjang University College | — | — | 0 |
| AS55619KR | HANALIFE-AS-KR-KR - Hana Life Insurance Co., Ltd. | — | — | 0 |
| AS9963KR | NETROPY-AS-KR - BITNET | — | — | 0 |
| AS131884KR | GDX10-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS55595KR | AIAKR-AS-KR-KR - American International Assurance Company Korea | — | — | 0 |
| AS45970KR | TOYOKOREA-AS-KR-KR - Toyo Engineering Korea | — | — | 0 |
| AS9702KR | CHB-AS-KR - Shinhan Bank | — | — | 0 |
| AS215190KR | Hogok-Network JAESUNG JEONG | — | — | 0 |
| AS46006KR | SIMPLEXINTERNET-AS-KR-KR - Cafe24 Corp. | — | — | 0 |
| AS141191KR | CLOUDNX-ENT - Creativelab Corp. | — | — | 0 |
| AS152245KR | AS152245-50 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS38709KR | NICEVAN03-AS-KR-KR - NICE Information Telecommunication, Inc | — | — | 0 |
| AS38419KR | AS0999-AS-KR-KR - Kyobo Lifeplanet Life Insurance Company | — | — | 0 |
| AS23583KR | AS23583-32 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS55631KR | AS55631-48 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS38423KR | AS38423-37 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS38116KR | SEOICHEON-AS-KR-KR - KCTC | — | — | 0 |
| AS9570KR | JBBANK1-AS-KR-KR - Jeonbuk Bank | — | — | 0 |
| AS9456KR | POSCO-AS-KR - POSCO | — | — | 0 |
| AS135669KR | KCINFRA-AS-AP - KCInfra | — | — | 0 |
| AS45371KR | HANACEDA-AS-KR-KR - HANATI | — | — | 0 |
| AS18296KR | AS18296-3 - KRNIC-ASBLOCK-AP | — | — | 0 |