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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 |
| GOEKM-AS-KR-KR - Gwang Myeong Office of Education |
| 1K |
| — |
| 4 |
| AS45384KR | EXTKSURE-AS-KR-KR - Korea trade insurance corporation | 1K | — | 4 |
| AS10172KR | KBBOOK-AS-KR - KYOBO BOOK CENTER | 1K | — | 3 |
| AS38409KR | GOEDY-AS-KR-KR - Dongducheonyangju office of Education | 1K | — | 4 |
| AS23573KR | OCIC-AS-KR-KR - OCI Information Communication | 1K | — | 4 |
| AS55597KR | NCC-AS-KR-KR - National Cancer Center | 1K | — | 1 |
| AS38407KR | GOEAS-AS-KR-KR - Gyeonggi-Do Ansan Office of Education | 1K | — | 4 |
| AS38124KR | DGBDATASYSTEM-AS-KR-KR - iM DS Co.,Ltd. | 1K | — | 4 |
| AS38129KR | S1-AS-KR-KR - S1 CORPORATION | 1K | — | 4 |
| AS9646KR | eGIOS-AS-KR - eGIOS | 1K | — | 4 |
| AS55604KR | KOMSCO-AS-KR-KR - KOMSCO | 1K | — | 4 |
| AS10072KR | CHOHUNGBANK-AS-KR - Shinhan Bank | 1K | — | 4 |
| AS131828KR | KEPSEL21-AS-KR-KR - KAKAO Enterprise | 1K | — | 1 |
| AS45407KR | DONGWON-AS-KR-KR - DONGWON INDUSTRIES | 1K | — | 4 |
| AS142273KR | DRKL-AS-AP - Digital Realty Korea Ltd. | 1K | 65.5K | 2 |
| AS23599KR | DDNSKR-KR-KR - Korea Internet Security Agency | 1K | 3 | 7 |
| AS9628KR | TONGYANGLIFE-AS-KR-KR - TONGYANG LIFE INSURANCE CO., LTD. | 1K | — | 4 |
| AS18295KR | ALLIANZ-AS-KR-KR - ABL Life Insurance Co., Ltd. | 1K | — | 4 |
| AS9974KR | KRA-AS-KR-KR - Korea Racing Association | 1K | — | 4 |
| AS9855KR | KCCWF-AS-KR-KR - Korean Federation of Community Credit Cooperatives | 1K | — | 4 |
| AS131802KR | NHLIFE-AS-KR-KR - NongHyup Life Insurance | 1K | — | 4 |
| AS18321KR | KRAFTON-AS-KR-KR - KRAFTON INC | 1K | — | 1 |
| AS10062KR | BHA-AS-KR-KR - Branksome Hall Asia | 1K | — | 4 |
| AS38406KR | GOEHS-AS-KR-KR - Kyeonggi-Do Hwaseong Office of Education | 1K | — | 4 |
| AS152277KR | AS152277-82 - KRNIC-ASBLOCK-AP | 1K | — | 4 |
| AS152286KR | MERITZ-AS-KR-KR - Meritz Securities Co., Ltd. | 768 | — | 3 |
| AS18373KR | KOOKMINBANK-AS-KR-KR - KOOKMIN BANK | 768 | — | 3 |
| AS131799KR | COMWEL-AS-KR-KR - korea workers compensation welfare service | 768 | — | 3 |
| AS9784KR | KOOKMINCARD1-AS-KR-KR - kbcard | 768 | — | 3 |
| AS23587KR | KCB-AS-KR-KR - Korea Credit Bureau | 768 | — | 3 |
| AS152211KR | TOSSSECURITIES-AS-KR-KR - Toss Securities Co., Ltd. | 768 | — | 3 |
| AS10186KR | REDCROSSNET-AS-KR-KR - Korean Red Cross | 768 | — | 3 |
| AS38416KR | GOEYC-AS-KR-KR - Gyeonggi Yeoncheon Office of Education | 768 | — | 3 |
| AS45381KR | SHNET-AS-KR-KR - Seoul Housing Communities Corporation | 768 | — | 3 |
| AS10183KR | KCISA-AS-KR-KR - Korea Culture Information Service Agency | 768 | — | 3 |
| AS17850KR | KFBBLOCKCHAIN-AS-KR-KR - Korea Federation of Banks | 768 | — | 3 |
| AS10055KR | KORAIL-AS-KR-KR - Korean National Railroad Administration | 768 | — | 2 |
| AS38434KR | POLARISOFFICE-AS-KR-KR - POLARISOFFICE | 768 | — | 3 |
| AS55608KR | KBLIFE-AS-KR-KR - KB Life Insurance Co., Ltd. | 768 | — | 3 |
| AS17611KR | KHFC-AS-KR-KR - Korea Housing Finance Corporation | 768 | — | 3 |
| AS9629KR | HYUNDAICAPITAL-AS-KR-KR - HYUNDAICARD CO. | 768 | — | 3 |
| AS17567KR | IREX-AS-KR-KR - Airport Railroad Co ltd | 768 | — | 3 |
| AS10034KR | GARAK-AS-KR-KR - SEOUL AGRICULTURAL MARINE PRODUCTS CORP. | 768 | — | 3 |
| AS45408KR | KOSAF-AS-KR-KR - KOSAF | 768 | — | 3 |
| AS45979KR | KBDATA-AS-KR-KR - KB DATA SYSTEMS | 768 | — | 3 |
| AS10195KR | HAIONNET-AS-KR-KR - HAIonNet | 768 | — | 3 |
| AS210576KR | AS-YAGUMYAGUM Sangmin Lee trading as YAGUMYAGUM | 768 | 20 | 23 |