AS7564 Korea Atomic Energy Research Institute

KAERINET-AS-KR - Korea Atomic Energy Research Institute · registered in South Korea

IPv4 addresses65,79218 prefixes · 0.002% of announced IPv4

Rank in South Korea#85largest network in KR by IPv4 space, of 853 · 0.06% of KR

Rank worldwide#2,803of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS7564 in ASN lookup Look up an IP in this network (147.43.0.1) All networks in South Korea

IPv4 prefixes

All 18 prefixes, in address order.

147.43.0.0/18
147.43.64.0/19
147.43.96.0/21
147.43.104.0/23
147.43.106.0/23
147.43.108.0/22
147.43.112.0/22
147.43.116.0/22
147.43.120.0/21
147.43.128.0/18
147.43.192.0/20
147.43.208.0/23
147.43.210.0/24
147.43.211.0/24
147.43.212.0/22
147.43.216.0/21
147.43.224.0/19
192.104.15.0/24

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS38096#82 QRIXNET-AS-KR-KR - SK Broadband Co Ltd66,816

AS9489#83 KARINET-AS-KR - Korea Aerospace Research Institute65,920

AS3784#84 POSTECH-AS-KR-KR - Pohang University of Science and Technology65,792

AS10197#86 CNU-AS-KR-KR - Chonnam National University65,536

AS10052#87 KNU-AS-KR - Kyungpook National University65,536

AS3748#88 ETRI-AS-KR-KR - Electronics and Telecommunications Research Institute65,536

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