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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 |
| 256 |
| — |
| 1 |
| AS45375KR | JEIL-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |
| AS45397KR | KFPP-AS-KR-KR - KOREA ADVANCING SCHOOLS FOUNDATION | 256 | — | 1 |
| AS9960KR | DGB-AS-KR-KR - IM Bank | 256 | — | 1 |
| AS45988KR | KODIT-AS-KR-KR - KOREA CREDIT GUARANTEE FUND | 256 | — | 1 |
| AS38111KR | HANACLOUD-AS-KR-KR - HANA TI | 256 | — | 1 |
| AS38679KR | FDKRELAY-AS-KR-KR - KPN | 256 | — | 1 |
| AS9690KR | SMARTRONET-KR - SMARTRO | 256 | — | 1 |
| AS18332KR | POSTOPIA-AS-KR-KR - postopia | 256 | — | 1 |
| AS131871KR | HCC01-AS-KR-KR - HYUNDAICARD CO. | 256 | — | 1 |
| AS131808KR | WESTERNPOWER-AS-KR-KR - KOREA WESTERN POWER | 256 | — | 1 |
| AS46011KR | LX-AS-KR-KR - LX | 256 | — | 1 |
| AS23713KR | ISC-SEL1 - Internet Systems Consortium, Inc. | 256 | — | 1 |
| AS206439KR | QUBIT Minseo Kim | 256 | — | 1 |
| AS45398KR | HINETWORKS-AS-KR-KR - HiLine Internet Service Inc. | 256 | — | 1 |
| AS9635KR | PUFS-AS-KR - Pusan University of Foreign Studies | 256 | — | 1 |
| AS152215KR | KACRHR-AS-KR-KR - Korea Insurance Development Institute | 256 | — | 1 |
| AS152208KR | AOSVPN-AS-KR-KR - KART, KIDI | 256 | — | 1 |
| AS17594KR | SMBS-AS-KR-KR - SMBS | 256 | — | 1 |
| AS152210KR | HYOSUNGITX2-AS-KR-KR - HyosungITX | 256 | — | 1 |
| AS23560KR | METLIFEKOREA-AS-KR-KR - MetLife Korea | 256 | — | 1 |
| AS38430KR | SHINHANCARD-AS-KR-KR - Shinhan card | 256 | — | 1 |
| AS152209KR | EROMNET-AS-KR-KR - Eromnet Inc | 256 | — | 1 |
| AS17842KR | KANGWONLAND-AS-KR-KR - Kangwon Land,Inc. | 256 | — | 1 |
| AS152293KR | HDSNET-AS-KR-KR - HAESUNGDS | 256 | — | 1 |
| AS152203KR | KOEN-AS-KR-KR - KOREA SOUTH EAST POWER | 256 | — | 1 |
| AS131844KR | NHFIREFO-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS152221KR | YONHAPNEWSTV-AS-KR-KR - YonhapnewsTV | 256 | — | 1 |
| AS17836KR | IBKS-AS-KR-KR - IBK Securities | 256 | — | 1 |
| AS9772KR | JBBANK-AS-KR-KR - Jeonbuk Bank | 256 | — | 1 |
| AS131101KR | BNKSYS-AS-KR-KR - BNK SYSTEM | 256 | — | 1 |
| AS45969KR | INIVAN-AS-KR-KR - INICIS Co., Ltd | 256 | — | 1 |
| AS24509KR | Xpedite-AS-KR - Xpedite Systems Electronic document distribution and data messaging service provider Seoul, Korea | 256 | — | 1 |
| AS131878KR | HCC02-AS-KR-KR - HYUNDAICARD CO. | 256 | — | 1 |
| AS131815KR | NHFIRE-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS131851KR | HANAINSEXT-AS-KR-KR - Hana Insurance Co., Ltd. | 256 | — | 1 |
| AS152201KR | NHAG-AS-KR-KR - NongHyup Agribusiness Group inc. | 256 | — | 1 |
| AS10061KR | FSS-AS-KR - Financial Supervisory Service | 256 | — | 2 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS23743KR | KOMIPO1-AS-KR-KR - KOREA MIDLAND POWER | 256 | — | 1 |
| AS23590KR | IBKC-AS-KR-KR - IBKCapital | 256 | — | 1 |
| AS10192KR | KIWOOM-AS-KR-KR - kiwoom Securities.co.,Ltd | 256 | — | 1 |
| AS152231KR | QUANTIL-AS-KR-KR - Quantil, Inc. Korea | 256 | — | 1 |
| AS45963KR | KIRAMS-AS-KR-KR - KIRAMS (Korea Institute of Radiological Medical Sciences) | 256 | — | 1 |
| AS131821KR | KIRA-AS-KR-KR - Korea Investment Real Asset Management Co., Ltd | 256 | — | 1 |
| AS45406KR | AJU-AS-KR-KR - AJU Internet Technology | 256 | — | 1 |
| AS55584KR | KPX-AS-KR-KR - Korea Power Exchange | 256 | — | 1 |