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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 |
| AS18174KR | AS18174-522 - | — | — | 0 |
| AS401843KR | SYNTHETIX-LABS-NETWORK - Synthetix Labs LLC | — | — | 0 |
| AS215190KR | Hogok-Network JAESUNG JEONG | — | — | 0 |
| AS55588KR | NFCF-AS-KR-KR - Information Technology Center | — | — | 0 |
| AS152238KR | AS152238-43 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS133463KR | HOJUNGCOLTD-AS-AP - HO JUNG CO., LTD. | — | — | 0 |
| AS46006KR | SIMPLEXINTERNET-AS-KR-KR - Cafe24 Corp. | — | — | 0 |
| AS10154KR | DUNAMU-AS-KR-KR - DUNAMU | — | — | 0 |
| AS17879KR | RDA2014-KR - Rural Development Administration (RDA) | — | — | 0 |
| AS45369KR | AS45369-10 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS45395KR | AS45555-AS-KR-KR - GDSYS | — | — | 0 |
| AS17571KR | NCSOFT-AS-KR-KR - nc | — | — | 0 |
| AS201423KR | LUNALIGHT-NETWORK Seojun Yun | — | 3 | 3 |
| AS55595KR | AIAKR-AS-KR-KR - American International Assurance Company Korea | — | — | 0 |
| AS152267KR | AS152267-72 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23565KR | AS23565-14 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS17871KR | SKB-DIGITALBUSANDONGNAM-AS-KR-KR - SK Broadband Co Ltd | — | — | 0 |
| AS38094KR | AS38094-9 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152235KR | SBISBDR-AS-KR-KR - SBI SAVINGS BANK | — | — | 0 |
| AS23595KR | AS23595-44 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS140894KR | BLADESAS-AS-AP - Blade SAS | — | — | 0 |
| AS38119KR | WITHSYSTEMS-AS-KR-KR - WITHSYSTEMS | — | — | 0 |
| AS200965KR | Dongmin Dongmin Lee | — | 3 | 3 |
| AS152243KR | AS152243-48 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131888KR | GDX1-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS131807KR | NHCAPITAL-AS-KR-KR - NHcapital | — | — | 0 |
| AS214765KR | ALEX4386-RIPE-NET Sanghui Park | — | — | 0 |
| AS131832KR | HDI-AS-KR-KR - HD Construction Equipment Co., Ltd. | — | — | 0 |
| AS23759KR | PRIMENET-AS-KR-KR - TechnoMart Information Communication Company | — | — | 0 |
| AS9979KR | AS9979-37 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152261KR | AS152261-66 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS10182KR | AS10182-29 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS18163KR | AS18163-511 - | — | — | 0 |
| AS7563KR | EDS-KR - Korea Internet Security Agency | — | — | 0 |
| AS17832KR | SIXNGIX-KR - Korea Internet Security Agency | — | — | 0 |
| AS23716KR | AS23716-16 - | — | — | 0 |
| AS10068KR | PRONET-AS-KR - ILINKKOREA | — | — | 0 |
| AS38108KR | NEX-AS-KR-KR - NEXINNO | — | — | 0 |
| AS131861KR | AS131861-71 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23577KR | ATM-MPLS-AS-KR-KR - Korea Telecom | — | — | 0 |
| AS131793KR | GTCK-AS-KR-KR - Green Technology Center | — | — | 0 |
| AS139286KR | EQUINIX-AS-AP - Equinix Korea LLC | — | — | 0 |
| AS203040KR | AS203040 Sangmyoung Lee | — | 1 | 1 |
| AS150805KR | A-FIN-KR-AS - A-FIN KOREA CORP | — | 1 | 1 |
| AS201159KR | KBN-RIPE Kawaii Beer Network | — | 66 | 3 |
| AS131797KR | NEMC-AS-KR-KR - National Medical Center | — | — | 0 |