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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 |
| AS131851KR | HANAINSEXT-AS-KR-KR - Hana Insurance Co., Ltd. | 256 | — | 1 |
| AS213800KR | asdf JAIYEON SIM | 256 | — | 1 |
| AS9709KR | KISVAN-AS-KR-KR - KIS Information Communication,Inc | 256 | — | 1 |
| AS3976KR | ERX-NURI-ASN - I.Net Technologies Inc. | 256 | — | 1 |
| AS131860KR | NHFIREPN-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS38430KR | SHINHANCARD-AS-KR-KR - Shinhan card | 256 | — | 1 |
| AS9276KR | CHINAE-AS-KR-KR - JT Chinae Savings Bank | 256 | — | 1 |
| AS10037KR | EGFS-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 256 | — | 1 |
| AS55584KR | KPX-AS-KR-KR - Korea Power Exchange | 256 | — | 1 |
| AS18332KR | POSTOPIA-AS-KR-KR - postopia | 256 | — | 1 |
| AS153894KR | BADACOMMUNICATIONS-AS-AP - Bada Communications | 256 | 1 | 2 |
| AS23972KR | KEBIS-AS-KR-KR - HANA INVESTOR SERVICES | 256 | — | 1 |
| AS9635KR | PUFS-AS-KR - Pusan University of Foreign Studies | 256 | — | 1 |
| AS131804KR | CORR-AS-KR-KR - Seoul Regional Correction Headquarters | 256 | — | 1 |
| AS9772KR | JBBANK-AS-KR-KR - Jeonbuk Bank | 256 | — | 1 |
| AS152209KR | EROMNET-AS-KR-KR - Eromnet Inc | 256 | — | 1 |
| AS38425KR | SEJONGTELECOM-AS-KR-KR - SEJONG NETWORKS | 256 | — | 1 |
| AS152201KR | NHAG-AS-KR-KR - NongHyup Agribusiness Group inc. | 256 | — | 1 |
| AS55601KR | ECFC-AS-KR-KR - Electric Contractors Financial Cooperative | 256 | — | 1 |
| AS131873KR | HARIM-AS-KR-KR - HARIM | 256 | — | 1 |
| AS45387KR | KOCES-AS-KR-KR - KOCES | 256 | — | 1 |
| AS55594KR | KBPHYINT-AS-KR-KR - KOOKMIN BANK | 256 | — | 1 |
| AS142262KR | MCL-AS-AP - 434480 | 256 | — | 1 |
| AS18312KR | KAMCO-AS-KR-KR - Korea Asset Management COrporation | 256 | — | 1 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS23590KR | IBKC-AS-KR-KR - IBKCapital | 256 | — | 1 |
| AS45988KR | KODIT-AS-KR-KR - KOREA CREDIT GUARANTEE FUND | 256 | — | 1 |
| AS152208KR | AOSVPN-AS-KR-KR - KART, KIDI | 256 | — | 1 |
| AS10168KR | NSKFB-AS-KR - Standard Chartered | 256 | — | 1 |
| AS23713KR | ISC-SEL1 - Internet Systems Consortium, Inc. | 256 | — | 1 |
| AS4040KR | KORNET-PS-AS-KR-KR - Korea Telecom | 256 | — | 1 |
| AS9690KR | SMARTRONET-KR - SMARTRO | 256 | — | 1 |
| AS38102KR | SCOURTFAMILYDR-KR - SCOURTFAMILY | 256 | — | 1 |
| AS131836KR | HWGI-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |
| AS18340KR | SBKOREA-AS-KR-KR - SBKorea | 256 | — | 1 |
| AS38677KR | HIPLUS-AS-KR-KR - SMHiplus Corporation | 256 | — | 1 |
| AS46011KR | LX-AS-KR-KR - LX | 256 | — | 1 |
| AS9458KR | POBA-AS-KR-KR - Public Officials Benefit Association | 256 | — | 1 |
| AS131815KR | NHFIRE-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS152275KR | AS152275-80 - KRNIC-ASBLOCK-AP | 256 | — | 1 |
| AS17594KR | SMBS-AS-KR-KR - SMBS | 256 | — | 1 |
| AS38093KR | HANAINS1-AS-KR-KR - HANATI | 256 | — | 1 |
| AS202002KR | JIHUN-AS Jihun Lee | 256 | — | 1 |
| AS131848KR | YUHANAS-AS-KR-KR - YUHAN | 256 | — | 1 |
| AS45978KR | KISDFS-AS-KR-KR - KIS Information Communication,Inc | 256 | — | 1 |
| AS38679KR | FDKRELAY-AS-KR-KR - KPN | 256 | — | 1 |