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How South Korea ranks worldwide on dormant space, the transfer market, routing security and address density.
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 | 121 |
| AS6619KR | SAMSUNGSDS-AS-KR-KR - SamsungSDS Inc. | 1.4M | 124 |
| AS9848KR | SejongTelecom-AS-KR-KR - SEJONG NETWORKS | 1.1M | 149 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 916.5K | 113 |
| DMC-AS-KR-KR - pundang jesaeng general hospital |
| 512 |
| — |
| 2 |
| AS17588KR | DAEGUBANK-AS-KR-KR - IM Bank | 512 | — | 2 |
| AS9766KR | SHINHANLIFE1-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS10191KR | SGMF-AS-KR-KR - SEEGENE MEDICAL FOUNDATION | 512 | — | 2 |
| AS38693KR | TSNET-AS-KR-KR - Korea Transportation Safety Authority | 512 | — | 2 |
| AS17616KR | BAROFN-AS-KR-KR - barofn | 512 | — | 2 |
| AS131850KR | HANAINSDMZ-AS-KR-KR - Hana Insurance Co., Ltd. | 512 | — | 2 |
| AS45968KR | KONACENTER-AS-KR-KR - KONAI | 512 | — | 2 |
| AS18175KR | KPSAS-AS-KR-KR - KPS | 512 | — | 2 |
| AS17860KR | WEBZEN-AS-KR-KR - Webzen Inc. | 512 | — | 2 |
| AS17591KR | KRFNET-AS-KR-KR - National Research Foundation of Korea | 512 | — | 2 |
| AS131805KR | NHSAVINGSBANK-AS-KR-KR - NHSAVINGSBANK | 512 | — | 2 |
| AS17844KR | NPS01-AS-KR-KR - National Pension Service | 512 | — | 2 |
| AS55610KR | MSAFER-AS-KR-KR - KAIT | 512 | — | 2 |
| AS9975KR | KBISE-AS-KR-KR - Gyeongsangbuk-do Education Research Institute | 512 | — | 1 |
| AS9958KR | KAKAOGAMES-AS-KR-KR - kakaogames | 512 | — | 2 |
| AS45971KR | FSIISAC-AS-KR-KR - Financial Security Institute | 512 | — | 2 |
| AS18299KR | BSFN-AS-KR-KR - BNK Securities Co.,Ltd | 512 | — | 2 |
| AS45998KR | NMC-AS-KR-KR - National Medical Center | 512 | — | 2 |
| AS152284KR | WOORIFCAPITAL-AS-KR-KR - Daewoo Information Systems | 512 | — | 2 |
| AS131794KR | KYOBOAXA-AS-KR-KR - KYOBO AXA INVESTMENT MANAGERS Co., Ltd. | 512 | — | 2 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS131829KR | SBISB-AS-KR-KR - SBI SAVINGS BANK | 512 | — | 2 |
| AS45364KR | YTN-AS-KR-KR - YTN | 512 | — | 2 |
| AS213800KR | asdf JAIYEON SIM | 512 | — | 2 |
| AS10043KR | MIC-AS-KR-KR - Ministry of Science and ICT | 512 | — | 2 |
| AS38668KR | KONKUKHOSPITAL-AS-KR-KR - Konkuk University Hospital | 512 | — | 2 |
| AS151349KR | YUKI-NET-AS-AP - Yuki Network Ltd | 512 | 5 | 7 |
| AS131824KR | BROADNNET-AS-KR-KR - OK AX Co., Ltd. | 512 | — | 2 |
| AS202437KR | ParkAppsHouseIDC Heo Jun trading as ParkAppsHouse | 512 | — | 2 |
| AS9947KR | KTC-AS-KR-KR - kt cloud Co., Ltd | 512 | — | 2 |
| AS38421KR | MIRAEASSETUY-AS-KR-KR - Mirae Asset Investment Management Co., Ltd. | 512 | — | 2 |
| AS10040KR | NICEVAN-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS152878KR | LUNA-AS-AP - Luna | 512 | — | 2 |
| AS17605KR | KTNG-AS-KR-KR - KTNG Coporation | 512 | — | 2 |
| AS23564KR | CITIBANKKOREA-AS-KR-KR - Citibank Korea | 512 | — | 2 |
| AS18336KR | KIOM-AS-KR-KR - Korea Institute of Oriental Medicine | 512 | — | 2 |
| AS9493KR | SHS-AS-KR - HMC SECURITIES CO., LTD. | 512 | — | 2 |
| AS9636KR | NHNPAYCO-AS-KR-KR - NHNPayco | 512 | — | 1 |
| AS38087KR | BUSANBANK2-AS-KR-KR - BUSANBANK | 512 | — | 2 |
| AS131841KR | PULMUONE-AS-KR-KR - Pulmuone | 512 | — | 2 |
| AS55598KR | KEITI-AS-KR-KR - Korea Environmental Technology Industry Institute | 512 | — | 2 |
| AS45993KR | SBDNET-AS-KR-KR - SHINBUNDANG RAILROAD | 512 | — | 2 |
| AS9864KR | KSDNET-AS-KR-KR - Korea Securities Depository | 512 | — | 2 |
| AS55630KR | KSNET-AS-KR-KR - KSNET.Inc | 512 | — | 2 |
| AS131872KR | IITP-AS-KR-KR - IITP | 512 | — | 2 |
| AS55613KR | KAB-AS-KR-KR - KOREA APPRAISAL BOARD | 512 | — | 2 |