AS3748 Electronics and Telecommunications Research Institute

ETRI-AS-KR-KR - Electronics and Telecommunications Research Institute · registered in South Korea

IPv4 addresses65,5361 prefixes · 0.002% of announced IPv4

Rank in South Korea#88largest network in KR by IPv4 space, of 853 · 0.06% of KR

Rank worldwide#3,073of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS3748 in ASN lookup Look up an IP in this network (129.254.0.1) All networks in South Korea

IPv4 prefixes

All 1 prefix, in address order.

129.254.0.0/16

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS7564#85 KAERINET-AS-KR - Korea Atomic Energy Research Institute65,792

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

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

AS3813#89 SOGANG-AS-KR-KR - Sogang University65,536

AS9317#90 ITISNET-AS-KR - INHA UNIVERSITY65,536

AS9321#91 HYUNET-AS-KR - Hanyang University65,536

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