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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 |
| 256 |
| — |
| 1 |
| AS153894KR | BADACOMMUNICATIONS-AS-AP - Bada Communications | 256 | 1 | 2 |
| AS131821KR | KIRA-AS-KR-KR - Korea Investment Real Asset Management Co., Ltd | 256 | — | 1 |
| AS45988KR | KODIT-AS-KR-KR - KOREA CREDIT GUARANTEE FUND | 256 | — | 1 |
| AS17606KR | SMLNET-AS-KR-KR - SM LINE CORPORATION | 256 | — | 1 |
| AS23590KR | IBKC-AS-KR-KR - IBKCapital | 256 | — | 1 |
| AS131871KR | HCC01-AS-KR-KR - HYUNDAICARD CO. | 256 | — | 1 |
| AS9772KR | JBBANK-AS-KR-KR - Jeonbuk Bank | 256 | — | 1 |
| AS9960KR | DGB-AS-KR-KR - IM Bank | 256 | — | 1 |
| AS9635KR | PUFS-AS-KR - Pusan University of Foreign Studies | 256 | — | 1 |
| AS55584KR | KPX-AS-KR-KR - Korea Power Exchange | 256 | — | 1 |
| AS38098KR | NICEVAN04-AS-KR-KR - NICE Information Telecommunication, Inc | 256 | — | 1 |
| AS10037KR | EGFS-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 256 | — | 1 |
| AS38393KR | HOMEPLUS-AS-KR-KR - Homeplus Co., Ltd. | 256 | — | 1 |
| AS202002KR | JIHUN-AS Jihun Lee | 256 | — | 1 |
| AS9525KR | DBFI-AS-KR - DB Securities Co.,Ltd. | 256 | — | 1 |
| AS45362KR | TRUSTONASSET-AS-KR-KR - TRUSTONASSET | 256 | — | 1 |
| AS9579KR | SHINYOUNG-AS-KR - Shinyoung Securities CO ., LTD. | 256 | — | 1 |
| AS9846KR | FIRSTDATA-AS-KR-KR - KPN | 256 | — | 1 |
| AS9276KR | CHINAE-AS-KR-KR - JT Chinae Savings Bank | 256 | — | 1 |
| AS9861KR | HIAM-AS-KR-KR - Vi Asset Management Co., Ltd | 256 | — | 1 |
| AS10061KR | FSS-AS-KR - Financial Supervisory Service | 256 | — | 2 |
| AS152200KR | FXSEOUL-AS-KR-KR - SMBS | 256 | — | 1 |
| AS17867KR | KBINET-AS-KR-KR - KOREA BANKING INSTITUTE | 256 | — | 1 |
| AS3976KR | ERX-NURI-ASN - I.Net Technologies Inc. | 256 | — | 1 |
| AS200140KR | Hanseung-Kim Hanseung Kim | 256 | 1 | 2 |
| AS131808KR | WESTERNPOWER-AS-KR-KR - KOREA WESTERN POWER | 256 | — | 1 |
| AS131862KR | NHFIREUPMU-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS55596KR | GILHOSP-AS-KR-KR - Gachon University Gil Hospital | 256 | — | 1 |
| AS23558KR | KNFC-AS-KR-KR - KepcoNF | 256 | — | 1 |
| AS9487KR | KTFC1120-AS-KR -KR - Korea Technology Finance Corporation | 256 | — | 1 |
| AS55605KR | DAEWONPHARM-AS-KR-KR - daewonpharm | 256 | — | 1 |
| AS46011KR | LX-AS-KR-KR - LX | 256 | — | 1 |
| AS9575KR | KCTC-AS-KR-KR - KCTC | 256 | — | 1 |
| AS131096KR | MASTERCAR-AS-KR-KR - Master Motors Management | 256 | — | 1 |
| AS45360KR | SSYC-AS-KR-KR - SSANGYONG CEMENT INDUSTRY CO.,LTD | 256 | — | 1 |
| AS23743KR | KOMIPO1-AS-KR-KR - KOREA MIDLAND POWER | 256 | — | 1 |
| AS131835KR | SAMYANGFOODS-AS-KR-KR - samyangfoods.co | 256 | — | 1 |
| AS152218KR | HANACAPITAL-AS-KR-KR - HANA CAPITAL | 256 | — | 1 |
| AS38111KR | HANACLOUD-AS-KR-KR - HANA TI | 256 | — | 1 |
| AS152203KR | KOEN-AS-KR-KR - KOREA SOUTH EAST POWER | 256 | — | 1 |
| AS152224KR | HCI03-AS-KR-KR - HYUNDAI COMMERCIAL INC. | 256 | — | 1 |
| AS9633KR | SLC-AS-KR-KR - SUDOKWON Landfill Site Management Corp | 256 | — | 1 |
| AS9863KR | EDUCAR-AS-KR-KR - Hana Insurance Co., Ltd. | 256 | — | 1 |
| AS55594KR | KBPHYINT-AS-KR-KR - KOOKMIN BANK | 256 | — | 1 |
| AS131101KR | BNKSYS-AS-KR-KR - BNK SYSTEM | 256 | — | 1 |
| AS142262KR | MCL-AS-AP - 434480 | 256 | — | 1 |