AS9947 kt cloud Co., Ltd

KTC-AS-KR-KR - kt cloud Co., Ltd · registered in South Korea

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in South Korea#605largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#49,652of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS9947 in ASN lookup Look up an IP in this network (61.100.71.1) All networks in South Korea

IPv4 prefixes

All 2 prefixes, in address order.

61.100.71.0/24
61.100.72.0/24

Other ASNs named kt cloud Co., Ltd

1 other network uses the same organisation name; together with AS9947 they announce 7,936 IPv4 addresses.

ASNNameIPv4 addresses

AS152232KTCC-AS-KR-KR - kt cloud Co., Ltd KR7,424

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS9847#602 KSFC-AS-KR-KR - Korea Securities Finance Corporation512

AS9854#603 KTO-AS-KR-KR - KTO512

AS9864#604 KSDNET-AS-KR-KR - Korea Securities Depository512

AS9948#606 NICEMONEY-AS-KR-KR - NICE TCM512

AS9966#607 TAEGUTEC-AS-KR-KR - TaeguTec512

AS9969#608 NUCH-AS-KR-KR - Korea National University of Cultural Heritage512

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