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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 |
| 768 |
| — |
| 3 |
| AS18326KR | KOSPOLE-AS-KR-KR - Korea Sports Leisure Co.,LTD | 768 | — | 3 |
| AS152295KR | CELLTRION-AS-KR-KR - Celltrion | 768 | — | 3 |
| AS55599KR | NAMYANGI-AS-KR-KR - namyang | 768 | — | 3 |
| AS45984KR | DIRS-AS-KR-KR - Dongnam Institute of Radiologycal Sciences | 768 | — | 3 |
| AS210576KR | AS-YAGUMYAGUM Sangmin Lee trading as YAGUMYAGUM | 768 | 21 | 24 |
| AS45990KR | HIRANET-AS-KR-KR - Health Insurance Review Assessment Service | 768 | — | 3 |
| AS9683KR | SFMC-AS-KR-KR - Seoul Facilities Corporation | 768 | — | 2 |
| AS9866KR | LGCAPITAL-AS-KR - Shinhan card | 768 | — | 3 |
| AS10195KR | HAIONNET-AS-KR-KR - HAIonNet | 768 | — | 3 |
| AS152204KR | JWGROUP-AS-KR-KR - JW Holdings | 768 | — | 3 |
| AS131095KR | HANWHALIFEFS-AS-KR-KR - HanwhalifeFinancialService | 768 | — | 3 |
| AS10051KR | MICNET-AS-KR-KR - Korea Post Information Center | 768 | — | 3 |
| AS2563KR | SCU-AS-KR-KR - Seoul Christain University | 768 | — | 3 |
| AS18307KR | SRAIL-AS-KR-KR - SR | 768 | — | 3 |
| AS9491KR | NICEHOLDINGS-AS-KR-KR - NICE | 768 | — | 3 |
| AS152286KR | MERITZ-AS-KR-KR - Meritz Securities Co., Ltd. | 768 | — | 3 |
| AS38698KR | UBASE-AS-KR-KR - UBASE | 768 | — | 3 |
| AS10183KR | KCISA-AS-KR-KR - Korea Culture Information Service Agency | 768 | — | 3 |
| AS131812KR | HUMAXNETWORKS-AS-KR-KR - Humax Networks, INC. | 768 | 65.5K | 3 |
| AS55608KR | KBLIFE-AS-KR-KR - KB Life Insurance Co., Ltd. | 768 | — | 3 |
| AS38088KR | EWP-AS-KR-KR - KOREA EAST-WEST POWER | 768 | — | 3 |
| AS9629KR | HYUNDAICAPITAL-AS-KR-KR - HYUNDAICARD CO. | 768 | — | 3 |
| AS131864KR | HWDMZ-AS-KR-KR - Firstfire Marine Insurance | 768 | — | 3 |
| AS17850KR | KFBBLOCKCHAIN-AS-KR-KR - Korea Federation of Banks | 768 | — | 3 |
| AS38135KR | KLNET-AS-KR-KR - KDB Life Insurance Co.,Ltd | 768 | — | 3 |
| AS152227KR | KENTECH-AS-KR-KR - KENTECH | 768 | — | 3 |
| AS9645KR | HYUNDAIFUTURES-AS-KR - NEXT SECURITIES CORPORATION | 768 | — | 3 |
| AS45408KR | KOSAF-AS-KR-KR - KOSAF | 768 | — | 3 |
| AS38663KR | BINET-AS-KR-KR - NICEINFOMATIONSERVICE | 768 | — | 3 |
| AS38434KR | POLARISOFFICE-AS-KR-KR - POLARISOFFICE | 768 | — | 3 |
| AS45979KR | KBDATA-AS-KR-KR - KB DATA SYSTEMS | 768 | — | 3 |
| AS10069KR | SMLINE-AS-KR-KR - Seoul Metro | 768 | — | 3 |
| AS9527KR | VP01-AS-KR-KR - VP | 768 | — | 3 |
| AS17611KR | KHFC-AS-KR-KR - Korea Housing Finance Corporation | 768 | — | 3 |
| AS131792KR | DGBDRCENTER-AS-KR-KR - IM Bank | 768 | — | 3 |
| AS151349KR | YUKI-NET-AS-AP - Yuki Network Ltd | 768 | 4 | 7 |
| AS10040KR | NICEVAN-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS38702KR | KEBHANAATM-AS-KR-KR - Hana Bank Co. | 512 | — | 2 |
| AS45368KR | KNB-AS-KR-KR - KYONGNAMBANK | 512 | — | 2 |
| AS55613KR | KAB-AS-KR-KR - KOREA APPRAISAL BOARD | 512 | — | 2 |
| AS131805KR | NHSAVINGSBANK-AS-KR-KR - NHSAVINGSBANK | 512 | — | 2 |
| AS17855KR | HANENT-AS-KR-KR - HANNET Co.,Ltd. | 512 | — | 2 |
| AS9766KR | SHINHANLIFE1-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS18299KR | BSFN-AS-KR-KR - BNK Securities Co.,Ltd | 512 | — | 2 |
| AS38708KR | KOREAEXIM-AS-KR-KR - EXPORT-IMPORT BANK OF KOREA | 512 | — | 2 |
| AS38693KR | TSNET-AS-KR-KR - Korea Transportation Safety Authority | 512 | — | 2 |