AS14639 Cardinal Health, Inc.

CARDINALHEALTH-AS02 - Cardinal Health, Inc. · registered in the United States

IPv4 addresses3,58410 prefixes · <0.001% of announced IPv4

Rank in United States#5,032largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#17,096of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS14639 in ASN lookup Look up an IP in this network (12.20.127.1) All networks in United States

IPv4 prefixes

All 10 prefixes, in address order.

12.20.127.0/24
199.230.151.0/24
199.230.154.0/23
199.230.170.0/23
199.230.172.0/24
199.230.200.0/23
199.230.203.0/24
199.230.209.0/24
199.230.212.0/23
199.230.230.0/24

IPv6 prefixes

All 1 prefix.

2602:fd26::/48

Other ASNs named Cardinal Health, Inc.

2 other networks use the same organisation name; together with AS14639 they announce 8,448 IPv4 addresses.

ASNNameIPv4 addresses

AS22855CARDINALHEALTH-AS01 - Cardinal Health, Inc. US4,608

AS22539CARDINALHEALTH-PR - Cardinal Health, Inc. US256

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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