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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 |
| 512 |
| — |
| 2 |
| AS38112KR | HUGC-AS-KR-KR - Korea Housing Urban Guarantee Corporation | 512 | — | 2 |
| AS23585KR | MOJNET-AS-KR-KR - Ministry of Justice | 512 | — | 2 |
| AS152219KR | NEXTRADE-AS-KR-KR - nextrade | 512 | — | 2 |
| AS9847KR | KSFC-AS-KR-KR - Korea Securities Finance Corporation | 512 | — | 2 |
| AS45968KR | KONACENTER-AS-KR-KR - KONAI | 512 | — | 2 |
| AS202437KR | ParkAppsHouseIDC Heo Jun trading as ParkAppsHouse | 512 | 1 | 3 |
| AS18303KR | SMARTRO-AS-KR-KR - SMARTRO | 512 | — | 2 |
| AS10065KR | NICEMONEY2-AS-KR-KR - NICE TCM | 512 | — | 2 |
| AS55633KR | DMC-AS-KR-KR - pundang jesaeng general hospital | 512 | — | 2 |
| AS131814KR | PMC-AS-KR-KR - Presbyterian Medical Center | 512 | — | 2 |
| AS9636KR | NHNPAYCO-AS-KR-KR - NHNPayco | 512 | — | 1 |
| AS18336KR | KIOM-AS-KR-KR - Korea Institute of Oriental Medicine | 512 | — | 2 |
| AS23557KR | ELICE-AS-KR-KR - Elice inc. | 512 | — | 2 |
| AS55585KR | LIGSTOCK-AS-KR-KR - CAPE Investment Securitie Co., Ltd. | 512 | — | 2 |
| AS18299KR | BSFN-AS-KR-KR - BNK Securities Co.,Ltd | 512 | — | 2 |
| AS7627KR | SBS-AS-KR - Seoul Broadcasting System | 512 | — | 2 |
| AS45409KR | KBCAPITAL-AS-KR-KR - KBCAPITAL | 512 | — | 2 |
| AS152878KR | LUNA-AS-AP - Luna | 512 | — | 2 |
| AS45401KR | NICEVAN02-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS10040KR | NICEVAN-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS38708KR | KOREAEXIM-AS-KR-KR - EXPORT-IMPORT BANK OF KOREA | 512 | — | 2 |
| AS38388KR | KCOPA-AS-KR-KR - Korea Copyright Protection Agency | 512 | — | 2 |
| AS55620KR | KNOC-AS-KR-KR - KNOC | 512 | — | 2 |
| AS18175KR | KPSAS-AS-KR-KR - KPS | 512 | — | 2 |
| AS9630KR | WEBTRADE-AS-KR - SK Securities Limited | 512 | — | 2 |
| AS45404KR | SHINHANLIFE-AS-KR-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS9493KR | SHS-AS-KR - HMC SECURITIES CO., LTD. | 512 | — | 2 |
| AS9844KR | HANINTERNET-AS-KR - Duruan | 512 | — | 1 |
| AS38087KR | BUSANBANK2-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS152197KR | BUSANPA-AS-KR-KR - Busan Port Authority | 512 | — | 2 |
| AS10072KR | CHOHUNGBANK-AS-KR - Shinhan Bank | 512 | — | 2 |
| AS152230KR | WOOWA2-AS-KR-KR - Woowa Brothers Corp. | 512 | — | 2 |
| AS10050KR | NL-AS-KR-KR - The National Library of Korea | 512 | — | 2 |
| AS9685KR | FACT-AS-KR-KR - KOAT | 512 | — | 2 |
| AS9958KR | KAKAOGAMES-AS-KR-KR - kakaogames | 512 | — | 2 |
| AS152287KR | HANWHALIFE-AS-KR-KR - HANWHALIFE | 512 | — | 2 |
| AS18309KR | KOVAN-AS-KR-KR - Korea VAn Service Co.LTD | 512 | — | 2 |
| AS10173KR | KSNET-AS-KR - KSNET.Inc | 512 | — | 2 |
| AS152288KR | KOSPO-AS-KR-KR - KOSPO | 512 | — | 2 |
| AS10191KR | SGMF-AS-KR-KR - SEEGENE MEDICAL FOUNDATION | 512 | — | 2 |
| AS9947KR | KTC-AS-KR-KR - kt cloud Co., Ltd | 512 | — | 2 |
| AS152198KR | GWACKR-AS-KR-KR - Gangwon State University | 768 | — | 3 |
| AS9683KR | SFMC-AS-KR-KR - Seoul Facilities Corporation | 768 | — | 2 |
| AS152204KR | JWGROUP-AS-KR-KR - JW Holdings | 768 | — | 3 |
| AS9866KR | LGCAPITAL-AS-KR - Shinhan card | 768 | — | 3 |
| AS45979KR | KBDATA-AS-KR-KR - KB DATA SYSTEMS | 768 | — | 3 |