AS18309 Korea VAn Service Co.LTD

KOVAN-AS-KR-KR - Korea VAn Service Co.LTD · registered in South Korea

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in South Korea#635largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#50,081of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS18309 in ASN lookup Look up an IP in this network (203.231.12.1) All networks in South Korea

IPv4 prefixes

All 1 prefix, in address order.

203.231.12.0/23

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS18175#632 KPSAS-AS-KR-KR - KPS512

AS18299#633 BSFN-AS-KR-KR - BNK Securities Co.,Ltd512

AS18303#634 SMARTRO-AS-KR-KR - SMARTRO512

AS18333#636 ATNET-AS-KR-KR - at(Korea Argo-Fisheries Food Trade Corporation)512

AS18336#637 KIOM-AS-KR-KR - Korea Institute of Oriental Medicine512

AS18338#638 STARVAN-AS-KR-KR - DAOUDATA512

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