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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 | 121 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 149 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 916.5K | 113 |
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| 0 |
| AS55600KR | AS55600-17 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23567KR | AS23567-16 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9700KR | KRNIC-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS131854KR | SAEMANGEUM-AS-KR-KR - Saemangeum Development and Investment Agency | — | — | 0 |
| AS45980KR | AS45980-18 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152278KR | AS152278-83 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152263KR | AS152263-68 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45378KR | AS45378-19 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS18171KR | KYUNGNAM-AS-KR-KR - KYUNGNAM-UNIVERSITY | — | — | 0 |
| AS152244KR | AS152244-49 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131855KR | AS131855-65 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131806KR | BUBAL-AS-KR-KR - KCTC | — | — | 0 |
| AS38435KR | KOLON-KR - KOLON BENIT | — | — | 0 |
| AS17572KR | AS17572-6 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9272KR | HANCOMNET-AS-KR - HANSOFT, INC. | — | — | 0 |
| AS152246KR | AS152246-51 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152292KR | BCVISA-AS-KR-KR - BCCARD | — | — | 0 |
| AS9783KR | DLA-AS-KR-KR - KoROAD | — | — | 0 |
| AS4757KR | AS4757-150 - | — | — | 0 |
| AS4671KR | KTOA-AS-KR-KR - KTOA | — | 3 | 3 |
| AS150414KR | DATABROOK-AS-AP - OneCubit Co., Ltd. | — | 32 | 2 |
| AS214765KR | ALEX4386-RIPE-NET Sanghui Park | — | — | 0 |
| AS152281KR | SHARE-AS-KR-KR - onesolution | — | — | 0 |
| AS9687KR | ICU-AS-KR - Korea Advanced Institute of Science and Technology | — | — | 0 |
| AS38116KR | SEOICHEON-AS-KR-KR - KCTC | — | — | 0 |
| AS38092KR | AS38092-7 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9570KR | JBBANK1-AS-KR-KR - Jeonbuk Bank | — | — | 0 |
| AS9944KR | LGeShop-AS-KR - LG Home shopping Inc. | — | — | 0 |
| AS132380KR | GM-AP-GMTHAI - General Motors Thailand, Rayong | — | — | 0 |
| AS38664KR | UESRI-AS-KR-KR - Ulsan education Science research institute | — | — | 0 |
| AS45994KR | INCHEONNET-AS-KR-KR - incheon city | — | — | 0 |
| AS133059KR | BNZOMULTIMEDIA-AS-AP - BNZO MULTIMEDIA CO., LTD. | — | — | 0 |
| AS131881KR | NIDNET-AS-KR-KR - National Medical Center | — | — | 0 |
| AS45383KR | AS45383-24 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23592KR | MFDSNET-AS-KR-KR - Ministry of Food and Drug Safety | — | — | 0 |
| AS45392KR | KORAILRETAIL-AS-KR-KR - Korailretail | — | — | 0 |
| AS24022KR | AS24022-68 - | — | — | 0 |
| AS210138KR | Minato-Virtual-Network Yang Hyeokjun | — | — | 0 |
| AS137447KR | VIRTUSTREAM-AS-AP-SK - Virtustream Cloud Services Australia Pty Limited | — | — | 0 |
| AS45405KR | AS45405-46 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS17569KR | CALL24-AS-KR-KR - 24si infocall co. ltd | — | — | 0 |
| AS10057KR | AS10057-24 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45390KR | AS45390-31 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45367KR | AS45367-8 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS151810KR | PHYLAXISINC-AS-AP - Phylaxis Korea | — | — | 0 |
| AS45995KR | SKPLANET-AS-KR-KR - SK planet | — | — | 0 |