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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 |
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| — |
| 0 |
| AS4671KR | KTOA-AS-KR-KR - KTOA | — | 3 | 3 |
| AS45388KR | AS45388-29 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS150805KR | A-FIN-KR-AS - A-FIN KOREA CORP | — | 1 | 1 |
| AS23567KR | AS23567-16 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS3559KR | KORNET-AS-KR-KR - Korea Telecom | — | 45.1K | 5 |
| AS38118KR | RIOTGAMES-AS-KR-KR - Riot Games, Inc. | — | — | 0 |
| AS201666KR | YSSOFT Yoonsu Son trading as YSSOFT | — | 4.1K | 2 |
| AS9869KR | AS9869-30 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS4660KR | HANSOL-AS-KR-KR - Hansol Telecom | — | — | 0 |
| AS201423KR | LUNALIGHT-NETWORK Seojun Yun | — | 3 | 3 |
| AS139311KR | STELLAIT-AS-AP - Stella IT | — | 16 | 1 |
| AS152271KR | AS152271-76 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS200983KR | YoungSeoAS YoungSeo Kim | — | 17 | 2 |
| AS210138KR | Minato-Virtual-Network Yang Hyeokjun | — | — | 0 |
| AS150414KR | DATABROOK-AS-AP - OneCubit Co., Ltd. | — | 32 | 2 |
| AS137447KR | VIRTUSTREAM-AS-AP-SK - Virtustream Cloud Services Australia Pty Limited | — | — | 0 |
| AS131854KR | SAEMANGEUM-AS-KR-KR - Saemangeum Development and Investment Agency | — | — | 0 |
| AS38706KR | AS38706-47 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS153782KR | COM2MATHINC-AS-AP - Com2Math, Inc. | — | 1 | 1 |
| AS38115KR | AS38115-30 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45966KR | AS45966-4 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS201159KR | KBN-RIPE Kawaii Beer Network | — | 66 | 3 |
| AS131813KR | BICXYNETWORK-AS-KR-KR - bicxy | — | — | 0 |
| AS131863KR | KBCI-AS-KR-KR - KB Credit Information | — | — | 0 |
| AS401631KR | DATAF - DataForge Solutions LLC | — | — | 0 |
| AS214510KR | WEBTACULAR Rhajune Park | — | — | 0 |
| AS9573KR | KRFUTURES-AS-KR-KR - KR Futures Inc | — | — | 0 |
| AS9453KR | SOONGSIL-AS-KR - SoongSil University | — | — | 0 |
| AS18335KR | SWU-NET-AS-KR-KR - Seoul Women University | — | — | 0 |
| AS45986KR | KISANET-KR - Korea Internet Security Agency | — | — | 0 |
| AS152239KR | AS152239-44 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152236KR | AS152236-41 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9963KR | NETROPY-AS-KR - BITNET | — | — | 0 |
| AS9884KR | SINGTEL-KR - SingTel Korea Limited | — | — | 0 |
| AS203040KR | AS203040 Sangmyoung Lee | — | 1 | 1 |
| AS55619KR | HANALIFE-AS-KR-KR - Hana Life Insurance Co., Ltd. | — | — | 0 |
| AS153997KR | PROJECTELIV-AS-AP - PROJECT ELIV | — | 4 | 4 |
| AS18342KR | KJTJC-AS-KR-KR - Kunjang University College | — | — | 0 |
| AS9700KR | KRNIC-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS18311KR | CNCITY-AS-KR-KR - CNCITY energy CO.,LTD | — | — | 0 |
| AS152265KR | AS152265-70 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152258KR | AS152258-63 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131875KR | AS131875-85 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS210919KR | korea Navox co.,Ltd | — | — | 0 |
| AS18327KR | SERIICENTER-AS-KR-KR - Seoul Education Research Information Institute | — | — | 0 |
| AS38687KR | FSI-AS-KR-KR - Financial Security Institute | — | — | 0 |