AS36861 — AS36861 - RWJBarnabas Health, Inc.

AS36861 announces 3 IPv4 prefixes covering 4,096 addresses and 0 IPv6 prefixes.

About this network

AS36861 is operated by RWJBarnabas Health, Inc., New Jersey’s largest academic health system.

What it's used for

• The address space carries internal corporate infrastructure for a healthcare network, evidenced by netnames LIBERTYHEALTH and SBHCS-NETWORK registered to the same entity.
• The AS announces 4096 IPv4 addresses across 3 prefixes with only 2 observed neighbours, indicating a small, self-contained internal estate rather than a transit or access provider.

Notable

• All three announced prefixes share the same registrant, RWJBarnabas Health, Inc., confirming consistent ownership of the address inventory.
• The address inventory consists of three distinct IPv4 blocks: 204.58.160.0/21, 204.58.156.0/22, and 208.68.20.0/22, with no IPv6 prefixes announced.

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

Announced prefixes

• 204.58.156.0/22
• 204.58.160.0/21
• 208.68.20.0/22

Upstream networks

• AS54004 Cablevision Lightpath LLC
• AS46887 Crown Castle Fiber LLC

Adjacent networks

• AS54004 Cablevision Lightpath LLC
• AS46887 Crown Castle Fiber LLC