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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 |
| 768 |
| — |
| 3 |
| AS10195KR | HAIONNET-AS-KR-KR - HAIonNet | 768 | — | 3 |
| AS55599KR | NAMYANGI-AS-KR-KR - namyang | 768 | — | 3 |
| AS38663KR | BINET-AS-KR-KR - NICEINFOMATIONSERVICE | 768 | — | 3 |
| AS10034KR | GARAK-AS-KR-KR - SEOUL AGRICULTURAL MARINE PRODUCTS CORP. | 768 | — | 3 |
| AS45984KR | DIRS-AS-KR-KR - Dongnam Institute of Radiologycal Sciences | 768 | — | 3 |
| AS17611KR | KHFC-AS-KR-KR - Korea Housing Finance Corporation | 768 | — | 3 |
| AS131100KR | FDNSKR-AS-KR-KR - Korea Internet Security Agency | 768 | 2 | 5 |
| AS210576KR | AS-YAGUMYAGUM Sangmin Lee trading as YAGUMYAGUM | 768 | 20 | 23 |
| AS9784KR | KOOKMINCARD1-AS-KR-KR - kbcard | 768 | — | 3 |
| AS45977KR | CKBS-AS-KR-KR - CANON KOREA INC. | 768 | — | 3 |
| AS2563KR | SCU-AS-KR-KR - Seoul Christain University | 768 | — | 3 |
| AS23587KR | KCB-AS-KR-KR - Korea Credit Bureau | 768 | — | 3 |
| AS9491KR | NICEHOLDINGS-AS-KR-KR - NICE | 768 | — | 3 |
| AS38135KR | KLNET-AS-KR-KR - KDB Life Insurance Co.,Ltd | 768 | — | 3 |
| AS152198KR | GWACKR-AS-KR-KR - Gangwon State University | 768 | — | 3 |
| AS38434KR | POLARISOFFICE-AS-KR-KR - POLARISOFFICE | 768 | — | 3 |
| AS18307KR | SRAIL-AS-KR-KR - SR | 768 | — | 3 |
| AS10186KR | REDCROSSNET-AS-KR-KR - Korean Red Cross | 768 | — | 3 |
| AS152295KR | CELLTRION-AS-KR-KR - Celltrion | 768 | — | 3 |
| AS55608KR | KBLIFE-AS-KR-KR - KB Life Insurance Co., Ltd. | 768 | — | 3 |
| AS45990KR | HIRANET-AS-KR-KR - Health Insurance Review Assessment Service | 768 | — | 3 |
| AS9771KR | SYNNARA-AS-KR-KR - Media Synnara | 768 | — | 3 |
| AS9866KR | LGCAPITAL-AS-KR - Shinhan card | 768 | — | 3 |
| AS10183KR | KCISA-AS-KR-KR - Korea Culture Information Service Agency | 768 | — | 3 |
| AS45989KR | KLNETCO-AS-KR-KR - KL-Net Corp. | 768 | — | 3 |
| AS131095KR | HANWHALIFEFS-AS-KR-KR - HanwhalifeFinancialService | 768 | — | 3 |
| AS131819KR | DSC-AS-KR-KR - Doosan Engineering Construction Co.,Ltd | 768 | — | 3 |
| AS131792KR | DGBDRCENTER-AS-KR-KR - IM Bank | 768 | — | 3 |
| AS131805KR | NHSAVINGSBANK-AS-KR-KR - NHSAVINGSBANK | 512 | — | 2 |
| AS23557KR | ELICE-AS-KR-KR - Elice inc. | 512 | — | 2 |
| AS152229KR | COUPANGCIC-AS-KR-KR - Coupang Inc | 512 | — | 2 |
| AS152223KR | AIRINCHEON-AS-KR-KR - AIRZETA CO.,LTD | 512 | — | 2 |
| AS38708KR | KOREAEXIM-AS-KR-KR - EXPORT-IMPORT BANK OF KOREA | 512 | — | 2 |
| AS131814KR | PMC-AS-KR-KR - Presbyterian Medical Center | 512 | — | 2 |
| AS9977KR | KISACERT-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |
| AS55613KR | KAB-AS-KR-KR - KOREA APPRAISAL BOARD | 512 | — | 2 |
| AS9766KR | SHINHANLIFE1-KR - SHINHAN LIFE INSURANCE CO.,LTD. | 512 | — | 2 |
| AS10043KR | MIC-AS-KR-KR - Ministry of Science and ICT | 512 | — | 2 |
| AS152878KR | LUNA-AS-AP - Luna | 512 | — | 2 |
| AS17855KR | HANENT-AS-KR-KR - HANNET Co.,Ltd. | 512 | — | 2 |
| AS10040KR | NICEVAN-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS45401KR | NICEVAN02-AS-KR-KR - NICE Information Telecommunication, Inc | 512 | — | 2 |
| AS38693KR | TSNET-AS-KR-KR - Korea Transportation Safety Authority | 512 | — | 2 |
| AS131829KR | SBISB-AS-KR-KR - SBI SAVINGS BANK | 512 | — | 2 |
| AS38696KR | KBRI-AS-KR-KR - Korea Brain Research Institute | 512 | — | 2 |
| AS131099KR | CDNSKR-AS-KR-KR - Korea Internet Security Agency | 512 | — | 2 |