AS14626 Columbia/HCA Healthcare, Inc.

COLUMBIA-HCA - Columbia/HCA Healthcare, Inc. · registered in the United States

IPv4 addresses11,77620 prefixes · <0.001% of announced IPv4

Rank in United States#2,766largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#8,387of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS14626 in ASN lookup Look up an IP in this network (165.214.4.1) All networks in United States

IPv4 prefixes

All 20 prefixes, in address order.

165.214.4.0/24
165.214.11.0/24
165.214.12.0/24
165.214.14.0/24
165.214.32.0/21
165.214.40.0/23
165.214.42.0/24
165.214.46.0/23
165.214.48.0/22
165.214.63.0/24
165.214.64.0/22
165.214.68.0/23
165.214.72.0/22
165.214.91.0/24
165.214.92.0/22
165.214.96.0/24
199.91.32.0/23
199.91.34.0/24
199.91.36.0/22
199.91.40.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS399693#2763 NCN-AS - Northwest Communications11,776

AS29770#2764 THE-INTERNET-SUBWAY - The Internet Subway11,776

AS33545#2765 BARDCOLLEGE - Bard College11,776

AS14938#2767 BET-AS - Bullseye Telecom11,776

AS18851#2768 ICORE-ASN-1 - iCore Networks, Inc.11,776

AS30264#2769 COLUMBIAPWS - Columbia Power and Water Systems11,776

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