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AS9642
AS9642 Korea Internet Security Agency
KISA-KR - Korea Internet Security Agency · registered in South Korea
IPv4 addresses 1,024 2 prefixes · <0.001% of announced IPv4
Rank in South Korea #475 largest network in KR by IPv4 space, of 853 · <0.01% of KR
Rank worldwide #36,295 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 2 prefixes, in address order.
61.248.224.0/23 211.252.150.0/23
Other ASNs named Korea Internet Security Agency
9 other networks use the same organisation name; together with AS9642 they announce 15,616 IPv4 addresses.
ASN Name IPv4 addresses
AS9858 KRNICNET-KR - Korea Internet Security Agency KR 5,120 AS23600 GDNSKR-KR-KR - Korea Internet Security Agency KR 3,072 AS9640 KRCERT-AS-KR-KR - Korea Internet Security Agency KR 2,048 AS23596 EDNSKR-KR-KR - Korea Internet Security Agency KR 1,280 AS23599 DDNSKR-KR-KR - Korea Internet Security Agency KR 1,024 AS131100 FDNSKR-AS-KR-KR - Korea Internet Security Agency KR 768 AS131098 BDNSKR-AS-KR-KR - Korea Internet Security Agency KR 512 AS131099 CDNSKR-AS-KR-KR - Korea Internet Security Agency KR 512 AS9755 RPKINET1-KR - Korea Internet Security Agency KR 256
Similar-sized networks in South Korea
ASN Name IPv4 addresses
AS9522 #472 GOODCYBER-AS-KR - Shinhan Securities Co.,Ltd.1,024 AS9628 #473 TONGYANGLIFE-AS-KR-KR - TONGYANG LIFE INSURANCE CO., LTD.1,024 AS9634 #474 SHNS-AS-KR - Shinhan Securities Co.,Ltd.1,024 AS9646 #476 eGIOS-AS-KR - eGIOS1,024 AS9701 #477 VIAWEB-AS-KR-KR - viaweb1,024 AS9840 #478 INSPIREKOREA-AS-KR-KR - INSPIRE Integrated Resort1,024
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