AS10583 Connecticut Hospital Assoc.

CHIME - Connecticut Hospital Assoc. · registered in the United States

IPv4 addresses61,69651 prefixes · 0.002% of announced IPv4

Rank in United States#1,384largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,607of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS10583 in ASN lookup Look up an IP in this network (170.163.0.1) All networks in United States

IPv4 prefixes

All 51 prefixes, in address order.

170.163.0.0/23
170.163.2.0/23
170.163.4.0/22
170.163.8.0/22
170.163.13.0/24
170.163.14.0/23
170.163.16.0/21
170.163.28.0/22
170.163.32.0/22
170.163.37.0/24
170.163.38.0/23
170.163.44.0/24
170.163.46.0/23
170.163.48.0/23
170.163.51.0/24
170.163.52.0/22
170.163.56.0/22
170.163.61.0/24
170.163.62.0/23
170.163.64.0/22
170.163.68.0/24
170.163.69.0/24
170.163.70.0/23
170.163.72.0/21
170.163.80.0/20
170.163.96.0/20
170.163.112.0/24
170.163.113.0/24
170.163.114.0/23
170.163.116.0/22
170.163.120.0/21
170.163.128.0/18
170.163.193.0/24
170.163.194.0/23
170.163.196.0/22
170.163.200.0/21
170.163.208.0/20
170.163.224.0/22
170.163.228.0/22
170.163.232.0/24
170.163.233.0/24
170.163.234.0/23
170.163.236.0/22
170.163.240.0/24
170.163.242.0/23
170.163.244.0/22
170.163.248.0/24
170.163.249.0/24
170.163.250.0/24
170.163.251.0/24
170.163.252.0/22

IPv6 prefixes

All 1 prefix.

2605:73c0::/32

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AS22644#1387 TJUH - Thomas Jefferson University Hospitals, Inc.61,440

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