AS45379 Ulsan National Institute of Science and Technology

UNIST-AS-KR-KR - Ulsan National Institute of Science and Technology · registered in South Korea

IPv4 addresses5,12013 prefixes · <0.001% of announced IPv4

Rank in South Korea#293largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#13,730of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS45379 in ASN lookup Look up an IP in this network (114.70.0.1) All networks in South Korea

IPv4 prefixes

All 13 prefixes, in address order.

114.70.0.0/23
114.70.2.0/24
114.70.3.0/24
114.70.4.0/24
114.70.5.0/24
114.70.6.0/23
114.70.8.0/23
114.70.10.0/24
114.70.11.0/24
114.70.12.0/24
114.70.13.0/24
114.70.14.0/23
114.70.16.0/22

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS10162#290 SNUH-AS-KR-KR - SNUH5,120

AS17578#291 HALLA-AS-KR-KR - CHEJU HALLA UNIVERSITY5,120

AS38697#292 MOK9882-AS-KR-KR - Hankyong National Univercity5,120

AS55624#294 DAELIM-AS-KR-KR - DAELIM5,120

AS55625#295 CWUNET-AS-KR-KR - Chungwoon University5,120

AS4664#296 HIT-KR-AP - Shinbiro5,119

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