AS32739 — CHRISTIANACARE-AS-1

AS32739 announces 4 IPv4 prefixes covering 1,536 addresses and 0 IPv6 prefixes.

About this network

CHRISTIANACARE-AS-1 is operated by Christiana Care Health Services, Inc.

What it's used for

• The address space is dedicated to the internal network of ChristianaCare, a non-profit hospital system serving Delaware and surrounding states, as indicated by the consistent CCHS-NET netname across all prefixes.
• The AS announces 1536 IPv4 addresses across 4 prefixes with only 2 observed neighbours, a ratio that indicates an internal corporate estate rather than a transit or access provider.

Notable

• All four announced prefixes are registered to Christiana Care Health Services, Inc., matching the AS holder exactly.
• The address inventory consists of four blocks within the 167.112.0.0/16 range, specifically 167.112.140.0/23, 167.112.162.0/23, 167.112.135.0/24, and 167.112.156.0/24.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 167.112.135.0/24
• 167.112.140.0/23
• 167.112.156.0/24
• 167.112.162.0/23

Upstream networks

• AS46887 Crown Castle Fiber LLC
• AS7029 Windstream Communications LLC

Adjacent networks

• AS46887 Crown Castle Fiber LLC
• AS7029 Windstream Communications LLC

Routing security

• RPKI: 0 valid, 0 invalid and 6 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 13 route objects.
• Listed in as-sets: AS-CCF, AS-CCF-TEST, AS-WINDSTREAM-CUST, AS16657:AS-CUST.