AS18031 Sangmyung University

SANGMYUNG-AS-KR-KR - Sangmyung University · registered in South Korea

IPv4 addresses9,2169 prefixes · <0.001% of announced IPv4

Rank in South Korea#221largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#9,605of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS18031 in ASN lookup Look up an IP in this network (61.72.126.1) All networks in South Korea

IPv4 prefixes

All 9 prefixes, in address order.

61.72.126.0/23
61.72.128.0/23
61.73.57.0/24
117.16.40.0/21
117.16.48.0/24
117.16.108.0/22
117.16.122.0/23
203.237.168.0/21
220.149.24.0/21

Other ASNs named Sangmyung University

1 other network uses the same organisation name; together with AS18031 they announce 17,152 IPv4 addresses.

ASNNameIPv4 addresses

AS18329SMUC-AS-KR-KR - Sangmyung University KR7,936

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS10174#218 MBC-AS-KR-KR - Munhwa Broadcasting Corporation9,728

AS10190#219 JB-AS-KR-KR - Joongbu University9,728

AS18038#220 KNUE-AS-KR-KR - Korea National University of Education9,728

AS9322#222 EWHANET1-AS-KR - Institute of Information and Computing, EWHA WOMANS UNIV.8,704

AS9696#223 EDAS-AS-KR - Oscar Enterprise8,704

AS9631#224 YSU-AS-KR-KR - youngsan university8,448

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