AS46298 Harris County Hospital District

HCHD-AS - Harris County Hospital District · registered in the United States

IPv4 addresses64,76813 prefixes · 0.002% of announced IPv4

Rank in United States#1,343largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,511of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS46298 in ASN lookup Look up an IP in this network (170.57.0.1) All networks in United States

IPv4 prefixes

All 13 prefixes, in address order.

170.57.0.0/18
170.57.64.0/19
170.57.96.0/22
170.57.100.0/23
170.57.102.0/23
170.57.104.0/21
170.57.112.0/20
170.57.128.0/18
170.57.192.0/19
170.57.224.0/20
170.57.240.0/21
170.57.248.0/22
170.57.255.0/24

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AS62943#1345 AS62943-BLUEBIRD-NETWORK - Missouri Network Alliance, LLC64,512

AS40382#1346 HENNEPIN-COUNTY - Hennepin County64,512

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