AS17855 HANNET Co.,Ltd.

HANENT-AS-KR-KR - HANNET Co.,Ltd. · registered in South Korea

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in South Korea#628largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#50,066of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS17855 in ASN lookup Look up an IP in this network (203.234.174.1) All networks in South Korea

IPv4 prefixes

All 1 prefix, in address order.

203.234.174.0/23

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS17605#625 KTNG-AS-KR-KR - KTNG Coporation512

AS17616#626 BAROFN-AS-KR-KR - barofn512

AS17844#627 NPS01-AS-KR-KR - National Pension Service512

AS17860#629 WEBZEN-AS-KR-KR - Webzen Inc.512

AS17869#630 REGISTRY-AS-KR-KR - Supreme Court of Korea512

AS18032#631 SHINHANSYS-AS-KR-KR - SHINHAN DS512

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