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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 |
| AS38128KR | GICO-AS-KR-KR - Gyeonggi Hosing Urban Development Corporation | — | — | 0 |
| AS38094KR | AS38094-9 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS3559KR | KORNET-AS-KR-KR - Korea Telecom | — | 45.1K | 5 |
| AS215190KR | Hogok-Network JAESUNG JEONG | — | — | 0 |
| AS9702KR | CHB-AS-KR - Shinhan Bank | — | — | 0 |
| AS45970KR | TOYOKOREA-AS-KR-KR - Toyo Engineering Korea | — | — | 0 |
| AS55595KR | AIAKR-AS-KR-KR - American International Assurance Company Korea | — | — | 0 |
| AS152217KR | KGS-AS-KR-KR - Korea Gas Safety Corporation | — | — | 0 |
| AS152238KR | AS152238-43 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10154KR | DUNAMU-AS-KR-KR - DUNAMU | — | — | 0 |
| AS18163KR | AS18163-511 - | — | — | 0 |
| AS4060KR | KORNET-DJ-AS-KR-KR - Korea Telecom | — | — | 0 |
| AS17571KR | NCSOFT-AS-KR-KR - nc | — | — | 0 |
| AS139286KR | EQUINIX-AS-AP - Equinix Korea LLC | — | — | 0 |
| AS55602KR | AS55602-19 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152259KR | AS152259-64 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9979KR | AS9979-37 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23595KR | AS23595-44 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131793KR | GTCK-AS-KR-KR - Green Technology Center | — | — | 0 |
| AS135605KR | MOACKCOLTD-AS-AP - MOACK.Co.LTD | — | — | 0 |
| AS200965KR | Dongmin Dongmin Lee | — | 3 | 3 |
| AS219351KR | nevivurn Yongun Seong | — | 1 | 1 |
| AS219432KR | MINORI-NETWORK Daun Jeong | — | 1 | 1 |
| AS218623KR | TeamWicked-AS Lee Wanwoo | — | 2 | 2 |
| AS152243KR | AS152243-48 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131823KR | EKAPE-AS-KR-KR - korea Institute for Animal Products Quality Evaluation | — | — | 0 |
| AS152254KR | AS152254-59 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10048KR | BITTEL-AS-KR-KR - ILINKKOREA | — | — | 0 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS153997KR | PROJECTELIV-AS-AP - PROJECT ELIV | — | 4 | 4 |
| AS140894KR | BLADESAS-AS-AP - Blade SAS | — | — | 0 |
| AS10068KR | PRONET-AS-KR - ILINKKOREA | — | — | 0 |
| AS17871KR | SKB-DIGITALBUSANDONGNAM-AS-KR-KR - SK Broadband Co Ltd | — | — | 0 |
| AS152252KR | AS152252-57 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23981KR | AS23981-27 - | — | — | 0 |
| AS200983KR | YoungSeoAS YoungSeo Kim | — | 17 | 2 |
| AS219424KR | FURRY-NET jeongmin Geum | — | 2 | 2 |
| AS4671KR | KTOA-AS-KR-KR - KTOA | — | 3 | 3 |
| AS17848KR | INAMES-AS-KR-KR - INAMES | — | — | 0 |
| AS131832KR | HDI-AS-KR-KR - HD Construction Equipment Co., Ltd. | — | — | 0 |
| AS152251KR | AS152251-56 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23565KR | AS23565-14 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS17832KR | SIXNGIX-KR - Korea Internet Security Agency | — | — | 0 |
| AS131803KR | HOBAN-AS-KR-KR - HOBAN CONSTRUSION | — | — | 0 |
| AS9965KR | ANSAN-AS-KR - ANSAN COLLEGE | — | — | 0 |
| AS23598KR | AS23598-47 - KRNIC-ASBLOCK-AP | — | — | 0 |