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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 |
| 256 |
| 1 |
| 2 |
| AS7626KR | SCOURTFAMILY-AS-KR-KR - SCOURTFAMILY | 256 | — | 1 |
| AS152293KR | HDSNET-AS-KR-KR - HAESUNGDS | 256 | — | 1 |
| AS45978KR | KISDFS-AS-KR-KR - KIS Information Communication,Inc | 256 | — | 1 |
| AS10192KR | KIWOOM-AS-KR-KR - kiwoom Securities.co.,Ltd | 256 | — | 1 |
| AS9276KR | CHINAE-AS-KR-KR - JT Chinae Savings Bank | 256 | — | 1 |
| AS38098KR | NICEVAN04-AS-KR-KR - NICE Information Telecommunication, Inc | 256 | — | 1 |
| AS45375KR | JEIL-AS-KR-KR - Firstfire Marine Insurance | 256 | — | 1 |
| AS24509KR | Xpedite-AS-KR - Xpedite Systems Electronic document distribution and data messaging service provider Seoul, Korea | 256 | — | 1 |
| AS9525KR | DBFI-AS-KR - DB Securities Co.,Ltd. | 256 | — | 1 |
| AS131804KR | CORR-AS-KR-KR - Seoul Regional Correction Headquarters | 256 | — | 1 |
| AS215343KR | MINJAE-AS Minjae Kim | 256 | 2 | 3 |
| AS131827KR | JEJUBANK-AS-KR-KR - jejubank | 256 | — | 1 |
| AS152201KR | NHAG-AS-KR-KR - NongHyup Agribusiness Group inc. | 256 | — | 1 |
| AS9861KR | HIAM-AS-KR-KR - Vi Asset Management Co., Ltd | 256 | — | 1 |
| AS17840KR | KOREACERT-AS-KR-KR - KECA, Inc. | 256 | — | 1 |
| AS38425KR | SEJONGTELECOM-AS-KR-KR - SEJONG NETWORKS | 256 | — | 1 |
| AS152221KR | YONHAPNEWSTV-AS-KR-KR - YonhapnewsTV | 256 | — | 1 |
| AS9458KR | POBA-AS-KR-KR - Public Officials Benefit Association | 256 | — | 1 |
| AS38418KR | APPLYHOME-AS-KR-KR - KOREA APPRAISAL BOARD | 256 | — | 1 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS17847KR | FSS-AS-KR-KR - Financial Supervisory Service | 256 | — | 1 |
| AS3976KR | ERX-NURI-ASN - I.Net Technologies Inc. | 256 | — | 1 |
| AS23574KR | KISPRICING-AS-KR-KR - KISPricing | 256 | — | 1 |
| AS45362KR | TRUSTONASSET-AS-KR-KR - TRUSTONASSET | 256 | — | 1 |
| AS38102KR | SCOURTFAMILYDR-KR - SCOURTFAMILY | 256 | — | 1 |
| AS131869KR | USTKREONET-AS-KR-KR - UST | 256 | — | 1 |
| AS131096KR | MASTERCAR-AS-KR-KR - Master Motors Management | 256 | — | 1 |
| AS45398KR | HINETWORKS-AS-KR-KR - HiLine Internet Service Inc. | 256 | — | 1 |
| AS18308KR | POONGSAN-AS-KR-KR - POONGSAN | 256 | — | 1 |
| AS45969KR | INIVAN-AS-KR-KR - INICIS Co., Ltd | 256 | — | 1 |
| AS136800KR | MOACKCOLTD-AS-AP - MOACK.Co.LTD | 256 | — | 1 |
| AS131808KR | WESTERNPOWER-AS-KR-KR - KOREA WESTERN POWER | 256 | — | 1 |
| AS131834KR | LEEKO-AS-KR-KR - LeeKo | 256 | — | 1 |
| AS202002KR | JIHUN-AS Jihun Lee | 256 | — | 1 |
| AS131815KR | NHFIRE-AS-KR-KR - Nonghyup Property and Casualty Insurance Co.,Ltd | 256 | — | 1 |
| AS10037KR | EGFS-AS-KR-KR - EUGENE INVESTMENT FUTURES Co.,Ltd. | 256 | — | 1 |
| AS18340KR | SBKOREA-AS-KR-KR - SBKorea | 256 | — | 1 |
| AS214189KR | DoyeonLee-AS Doyeon Lee | 256 | — | 1 |
| AS142262KR | MCL-AS-AP - 434480 | 256 | — | 1 |
| AS152224KR | HCI03-AS-KR-KR - HYUNDAI COMMERCIAL INC. | 256 | — | 1 |
| AS153993KR | SKH-AS-AP - SKH Systems | 256 | — | 1 |
| AS17867KR | KBINET-AS-KR-KR - KOREA BANKING INSTITUTE | 256 | — | 1 |
| AS23972KR | KEBIS-AS-KR-KR - HANA INVESTOR SERVICES | 256 | — | 1 |
| AS17875KR | ECBANK-AS-KR-KR - ec-bank | 256 | — | 1 |
| AS45988KR | KODIT-AS-KR-KR - KOREA CREDIT GUARANTEE FUND | 256 | — | 1 |
| AS131846KR | GGFS2023-AS-KR-KR - GYEONGGI-DO FIRE SERVICES | 256 | — | 1 |