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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 |
| HIPLUS-AS-KR-KR - SMHiplus Corporation |
| 256 |
| — |
| 1 |
| AS152209KR | EROMNET-AS-KR-KR - Eromnet Inc | 256 | — | 1 |
| AS152275KR | AS152275-80 - KRNIC-ASBLOCK-AP | 256 | — | 1 |
| AS131848KR | YUHANAS-AS-KR-KR - YUHAN | 256 | — | 1 |
| AS45362KR | TRUSTONASSET-AS-KR-KR - TRUSTONASSET | 256 | — | 1 |
| AS17594KR | SMBS-AS-KR-KR - SMBS | 256 | — | 1 |
| AS10037KR | EGFS-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 256 | — | 1 |
| AS135605KR | MOACKCOLTD-AS-AP - MOACK.Co.LTD | — | — | 0 |
| AS131793KR | GTCK-AS-KR-KR - Green Technology Center | — | — | 0 |
| AS140894KR | BLADESAS-AS-AP - Blade SAS | — | — | 0 |
| AS200965KR | Dongmin Dongmin Lee | — | 3 | 3 |
| AS10068KR | PRONET-AS-KR - ILINKKOREA | — | — | 0 |
| AS219351KR | nevivurn Yongun Seong | — | 1 | 1 |
| AS219432KR | MINORI-NETWORK Daun Jeong | — | 1 | 1 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS218623KR | TeamWicked-AS Lee Wanwoo | — | 2 | 2 |
| AS152235KR | SBISBDR-AS-KR-KR - SBI SAVINGS BANK | — | — | 0 |
| AS10048KR | BITTEL-AS-KR-KR - ILINKKOREA | — | — | 0 |
| AS201423KR | LUNALIGHT-NETWORK Seojun Yun | — | 3 | 3 |
| AS3559KR | KORNET-AS-KR-KR - Korea Telecom | — | 45.1K | 5 |
| AS152254KR | AS152254-59 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS139286KR | EQUINIX-AS-AP - Equinix Korea LLC | — | — | 0 |
| AS150805KR | A-FIN-KR-AS - A-FIN KOREA CORP | — | 1 | 1 |
| AS23598KR | AS23598-47 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9965KR | ANSAN-AS-KR - ANSAN COLLEGE | — | — | 0 |
| AS152256KR | AS152256-61 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS23982KR | NCP-AS-KR-KR - NAVER Cloud Corp. | — | — | 0 |
| AS218681KR | XR3AZN-AS Geonwoo Kim | — | 6 | 3 |
| AS150414KR | DATABROOK-AS-AP - OneCubit Co., Ltd. | — | 32 | 2 |
| AS200983KR | YoungSeoAS YoungSeo Kim | — | 17 | 2 |
| AS131888KR | GDX1-AS-KR-KR - Korea Internet Security Agency | — | — | 0 |
| AS45976KR | AS45976-14 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS38128KR | GICO-AS-KR-KR - Gyeonggi Hosing Urban Development Corporation | — | — | 0 |
| AS23577KR | ATM-MPLS-AS-KR-KR - Korea Telecom | — | — | 0 |
| AS218822KR | pmh_only Minhyeok Park | — | 17 | 2 |
| AS9711KR | KERINET-AS-KR - Kyonggi provin educational information research institute | — | — | 0 |
| AS152243KR | AS152243-48 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS17835KR | HISC1-AS-KR-KR - Hanwha Investment Securities Co., Ltd. | — | — | 0 |
| AS401843KR | SYNTHETIX-LABS-NETWORK - Synthetix Labs LLC | — | 3.1M | 6 |
| AS4671KR | KTOA-AS-KR-KR - KTOA | — | 3 | 3 |
| AS9979KR | AS9979-37 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS153997KR | PROJECTELIV-AS-AP - PROJECT ELIV | — | 4 | 4 |
| AS38108KR | NEX-AS-KR-KR - NEXINNO | — | — | 0 |
| AS219424KR | FURRY-NET jeongmin Geum | — | 2 | 2 |
| AS153782KR | COM2MATHINC-AS-AP - Com2Math, Inc. | — | 1 | 1 |
| AS23595KR | AS23595-44 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS214765KR | ALEX4386-RIPE-NET Sanghui Park | — | — | 0 |