AS64281 — NET3-ISP - Ridgewood Holdings LLC

AS64281 announces 5 IPv4 prefixes covering 1,792 addresses and 0 IPv6 prefixes.

About this network

NET3-ISP is held by Ridgewood Holdings LLC, the corporate parent of Grande Communications Networks.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS entries such as 24-155-43-64.dyn.grandenetworks.net and netnames like GRANDECOM-03 and GRANDECOM-05.
• With 1792 IPv4 addresses announced across 5 prefixes and only 1 observed neighbour, the network functions as an access provider rather than a transit hub.
• Traffic consists of subscriber eyeballs for cable internet services in the New York City area, specifically within the Ridgewood and Maspeth enclaves.

Notable

• Registrants for the majority of prefixes are Grande Communications Networks, LLC, while the largest block 38.108.6.0/23 is registered to The Fusion Network, LLC under the netname RTA-CGNT-NET-1.
• The address inventory is a mix of legacy and acquired space, with the 24.155.x.x and 65.36.x.x blocks clearly branded as Grande Communications, while the 38.108.x.x block retains a different registrant identity.

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

Announced prefixes

• 24.155.43.0/24
• 24.155.123.0/24
• 38.108.6.0/23
• 65.36.40.0/24
• 72.48.124.0/23

Upstream networks

• AS19754 The Fusion Network, LLC

Adjacent networks

• AS19754 The Fusion Network, LLC

Routing security

• RPKI: 0 valid, 0 invalid and 6 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 83% of announcements registered; 7 route objects.
• Listed in as-sets: AS-GRANDE, AS13876:AS-CUSTOMERS, AS19754:AS-CUSTOMERS.