AS18331 Daejeon Institute of Science and Technology

HCC-AS-KR-KR - Daejeon Institute of Science and Technology · registered in South Korea

IPv4 addresses3,8406 prefixes · <0.001% of announced IPv4

Rank in South Korea#326largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#16,716of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS18331 in ASN lookup Look up an IP in this network (203.232.148.1) All networks in South Korea

IPv4 prefixes

All 6 prefixes, in address order.

203.232.148.0/22
210.93.32.0/22
220.149.48.0/23
220.149.202.0/23
220.149.204.0/23
220.149.206.0/24

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS131093#323 VIVATOSS-AS-KR-KR - viva republica4,096

AS2385#324 KRIBB-AS-KR-KR - KRIBB(Korea Research Institute of Bioscience Biotechnology)3,840

AS9532#325 SECURITIES-AS-KR - MIRAE ASSET SECURITIES CO., LTD.3,840

AS18343#327 TAEGUTECH-AS-KR-KR - Daegu Technical College3,840

AS38110#328 CWUIC-KR - Chungwoon University3,840

AS38113#329 KUMC-AS-KR-KR - KUMC3,840

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources