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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.
1,180 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 | 220 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 913.4K | 109 |
| KTC-AS-KR-KR - kt cloud Co., Ltd |
| 512 |
| — |
| 2 |
| AS17851KR | KPETRO-AS-KR-KR - KPETRO | 512 | — | 2 |
| AS152216KR | KACRPR-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS45992KR | CG-AS-KR-KR - Construction Guarantee Cooperative | 512 | — | 2 |
| AS17869KR | REGISTRY-AS-KR-KR - Supreme Court of Korea | 512 | — | 2 |
| AS202437KR | ParkAppsHouseIDC Heo Jun trading as ParkAppsHouse | 512 | 1 | 3 |
| AS45391KR | AHAKOREA-AS-KR-KR - American Home Assurance Korea | 512 | — | 2 |
| AS10193KR | BUSANBANK-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS10170KR | BOKNET-AS-KR - The Bank of Korea | 512 | — | 2 |
| AS152283KR | KOELSA-AS-KR-KR - Korea Elevator Safety Agency | 512 | — | 2 |
| AS18032KR | SHINHANSYS-AS-KR-KR - SHINHAN DS | 512 | — | 2 |
| AS38708KR | KOREAEXIM-AS-KR-KR - EXPORT-IMPORT BANK OF KOREA | 512 | — | 2 |
| AS55623KR | KIDI-AS-KR-KR - Korea Insurance Development Institute | 512 | — | 2 |
| AS10039KR | KHIDI-AS-KR-KR - Korea Health Industry Development Institute | 512 | — | 2 |
| AS45368KR | KNB-AS-KR-KR - KYONGNAMBANK | 512 | — | 2 |
| AS55591KR | KICE-AS-KR-KR - Korea Institute for Curriculum and Evaluation | 512 | — | 2 |
| AS45998KR | NMC-AS-KR-KR - National Medical Center | 512 | — | 2 |
| AS9854KR | KTO-AS-KR-KR - KTO | 512 | — | 2 |
| AS152284KR | WOORIFCAPITAL-AS-KR-KR - Daewoo Information Systems | 512 | — | 2 |
| AS38702KR | KEBHANAATM-AS-KR-KR - Hana Bank Co. | 512 | — | 2 |
| AS9841KR | KOFIANET-AS-KR-KR - Korea Financial Investment Association | 512 | — | 2 |
| AS45971KR | FSIISAC-AS-KR-KR - Financial Security Institute | 512 | — | 2 |
| AS23564KR | CITIBANKKOREA-AS-KR-KR - Citibank Korea | 512 | — | 2 |
| AS17585KR | PPS-AS-KR-KR - Public Procurement Service The Republic of Korea | 512 | — | 2 |
| AS45404KR | SHINHANLIFE-AS-KR-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS9630KR | WEBTRADE-AS-KR - SK Securities Limited | 512 | — | 2 |
| AS17605KR | KTNG-AS-KR-KR - KTNG Coporation | 512 | — | 2 |
| AS38388KR | KCOPA-AS-KR-KR - Korea Copyright Protection Agency | 512 | — | 2 |
| AS131829KR | SBISB-AS-KR-KR - SBI SAVINGS BANK | 512 | — | 2 |
| AS152212KR | IRIS-AS-KR-KR - Korea Institute of Science and Technology Evaluation and Planning | 512 | — | 2 |
| AS38693KR | TSNET-AS-KR-KR - Korea Transportation Safety Authority | 512 | — | 2 |
| AS151349KR | YUKI-NET-AS-AP - Yuki Network Ltd | 512 | 5 | 7 |
| AS38421KR | MIRAEASSETUY-AS-KR-KR - Mirae Asset Investment Management Co., Ltd. | 512 | — | 2 |
| AS131824KR | BROADNNET-AS-KR-KR - OK AX Co., Ltd. | 512 | — | 2 |
| AS18303KR | SMARTRO-AS-KR-KR - SMARTRO | 512 | — | 2 |
| AS152287KR | HANWHALIFE-AS-KR-KR - HANWHALIFE | 512 | — | 2 |
| AS17582KR | KIC-AS-KR-KR - Korea Investment Corporation | 512 | — | 2 |
| AS10173KR | KSNET-AS-KR - KSNET.Inc | 512 | — | 2 |
| AS10043KR | MIC-AS-KR-KR - Ministry of Science and ICT | 512 | — | 2 |
| AS17591KR | KRFNET-AS-KR-KR - National Research Foundation of Korea | 512 | — | 2 |
| AS23971KR | CHUGYE-AS-KR-KR - CHUGYE UNIVERSITY FOR THE ARTS | 512 | — | 2 |
| AS213800KR | asdf JAIYEON SIM | 512 | — | 2 |
| AS7627KR | SBS-AS-KR - Seoul Broadcasting System | 512 | — | 2 |
| AS131098KR | BDNSKR-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS152219KR | NEXTRADE-AS-KR-KR - nextrade | 512 | — | 2 |
| AS152230KR | WOOWA2-AS-KR-KR - Woowa Brothers Corp. | 512 | — | 2 |