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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.
1,180 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 | 220 |
| AS9457KR | DREAMX-AS-KR - DREAMLINE CO. | 913.4K | 109 |
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| 0 |
| AS152270KR | AS152270-75 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9963KR | NETROPY-AS-KR - BITNET | — | — | 0 |
| AS45405KR | AS45405-46 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS9705KR | OKSKHOME-AS-KR - SK Co., | — | — | 0 |
| AS38116KR | SEOICHEON-AS-KR-KR - KCTC | — | — | 0 |
| AS152264KR | AS152264-69 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152278KR | AS152278-83 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131876KR | DJTC-AS-KR-KR - Daejeon Transportation Corporation | — | — | 0 |
| AS9570KR | JBBANK1-AS-KR-KR - Jeonbuk Bank | — | — | 0 |
| AS131800KR | KRNIC-NET-KR - Korea Internet Security Agency | — | — | 0 |
| AS38117KR | JS89005-AS-KR-KR - jin san cable net company ltd | — | — | 0 |
| AS152241KR | AS152241-46 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS131867KR | SINOKOR-AS-KR-KR - Sinokor Merchant Marine Co., Ltd. | — | — | 0 |
| AS38119KR | WITHSYSTEMS-AS-KR-KR - WITHSYSTEMS | — | — | 0 |
| AS38435KR | KOLON-KR - KOLON BENIT | — | — | 0 |
| AS38706KR | AS38706-47 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS152255KR | AS152255-60 - KRNIC-ASBLOCK-AP | — | — | 0 |
| AS151810KR | PHYLAXISINC-AS-AP - Phylaxis Korea | — | — | 0 |
| AS9576KR | SOOKMYUNG_AS-KR - SookMyung Womens university | — | — | 0 |
| AS9633KR | SLC-AS-KR-KR - SUDOKWON Landfill Site Management Corp | 256 | — | 1 |
| AS9846KR | FIRSTDATA-AS-KR-KR - KPN | 256 | — | 1 |
| AS23590KR | IBKC-AS-KR-KR - IBKCapital | 256 | — | 1 |
| AS45387KR | KOCES-AS-KR-KR - KOCES | 256 | — | 1 |
| AS131890KR | TMONEYMOBILITY-AS-KR-KR - Tmoney co., ltd | 256 | — | 1 |
| AS55609KR | FSICERT-AS-KR-KR - Financial Security Institute | 256 | — | 1 |
| AS152209KR | EROMNET-AS-KR-KR - Eromnet Inc | 256 | — | 1 |
| AS131096KR | MASTERCAR-AS-KR-KR - Master Motors Management | 256 | — | 1 |
| AS9574KR | TP-AS-KR-KR - Teachers Pension | 256 | — | 1 |
| AS131839KR | MMAA-AS-KR-KR - mmaa | 256 | — | 1 |
| AS23560KR | METLIFEKOREA-AS-KR-KR - MetLife Korea | 256 | — | 1 |
| AS45988KR | KODIT-AS-KR-KR - KOREA CREDIT GUARANTEE FUND | 256 | — | 1 |
| AS9960KR | DGB-AS-KR-KR - IM Bank | 256 | — | 1 |
| AS10155KR | KOSME-AS-KR-KR - KOSME | 256 | — | 1 |
| AS202002KR | JIHUN-AS Jihun Lee | 256 | — | 1 |
| AS55584KR | KPX-AS-KR-KR - Korea Power Exchange | 256 | — | 1 |
| AS45397KR | KFPP-AS-KR-KR - KOREA ADVANCING SCHOOLS FOUNDATION | 256 | — | 1 |
| AS10161KR | QIA-AS-KR-KR - QIA | 256 | — | 1 |
| AS10038KR | NHNCLOUDSERVICE-AS-KR-KR - NHNCLOUD | 256 | — | 1 |
| AS152222KR | HCI02-AS-KR-KR - HYUNDAI COMMERCIAL INC. | 256 | — | 1 |
| AS23574KR | KISPRICING-AS-KR-KR - KISPricing | 256 | — | 1 |
| AS38393KR | HOMEPLUS-AS-KR-KR - Homeplus Co., Ltd. | 256 | — | 1 |
| AS10168KR | NSKFB-AS-KR - Standard Chartered | 256 | — | 1 |
| AS131869KR | USTKREONET-AS-KR-KR - UST | 256 | — | 1 |
| AS38704KR | IDISPOWERTEL-AS-KR-KR - IDIS powertel | 256 | — | 1 |
| AS38430KR | SHINHANCARD-AS-KR-KR - Shinhan card | 256 | — | 1 |
| AS9525KR | DBFI-AS-KR - DB Securities Co.,Ltd. | 256 | — | 1 |