AS23097 — COHEN-STEERS

AS23097 announces 3 IPv4 prefixes covering 768 addresses and 0 IPv6 prefixes.

About this network

The AS handle COHEN-STEERS is operated by Cohen & Steers Capital Management, Inc.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by reverse DNS entries such as host64-65.cohenandsteers.com and netnames like CSCM-1.
• The inventory consists of 768 IPv4 addresses across 3 prefixes, with 5 observed neighbours, indicating a small, self-contained corporate network rather than a transit or access provider.

Notable

• All registrants for the announced prefixes are listed as COHEN & STEERS CAPITAL MGMT., INC., matching the AS holder exactly.
• The address inventory is composed of three /24 blocks: 65.209.112.0/24, 74.80.204.0/24, and 74.80.244.0/24, all located in the United States.

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

Announced prefixes

• 65.209.112.0/24
• 74.80.204.0/24
• 74.80.244.0/24

Upstream networks

• AS701 Verizon Business
• AS54004 Cablevision Lightpath LLC
• AS3356 Level 3 Parent, LLC
• AS12271 Charter Communications Inc
• AS6079 RCN
• AS46887 Crown Castle Fiber LLC

Adjacent networks

• AS701 Verizon Business
• AS54004 Cablevision Lightpath LLC
• AS3356 Level 3 Parent, LLC
• AS12271 Charter Communications Inc
• AS6079 RCN
• AS46887 Crown Castle Fiber LLC

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 4 ROAs.
• ASPA: none published.
• IRR: 67% of announcements registered; 3 route objects.
• Listed in as-sets: AS-CCF, AS-CCF-TEST, AS-CHTR-SYNC, AS-HURRICANE, AS-RCN-CUSTOMER, AS-RR-BIZ, AS6128:AS-CUSTOMERS.