AS35891 — NLB-ASN

Network type: residential

AS35891 announces 5 IPv4 prefixes covering 8,448 addresses and 1 IPv6 prefixes.

About this network

NLB-ASN is operated by Norwood Light Broadband, a community-owned utility in Massachusetts.

What it's used for

• The space carries residential cable and DSL access, evidenced by reverse DNS entries such as dhcp-38-70-c-68-eb-84.cpe.norwoodlight.com and mta-0-15-d0-53-25-b0.mta.norwoodlight.com.
• The AS announces 8448 IPv4 addresses across 5 prefixes and 1 IPv6 prefix, while maintaining only 4 observed neighbours, a ratio indicative of a local access network rather than a transit provider.

Notable

• All registrants for the announced prefixes are listed as Norwood Light Broadband with the netname NORWOOD-LIGHT-NETWORK, fully aligning with the AS holder.
• Norwood Light is the only community-owned electric and broadband provider exclusively serving Norwood, Massachusetts, delivering both electricity and internet services to its residents.
• The address inventory consists of five distinct IPv4 blocks ranging from /20 to /24, all registered under the same netname, reflecting a consolidated municipal utility estate.

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

Announced prefixes

• 192.83.205.0/24
• 199.59.120.0/22
• 199.254.124.0/22
• 208.93.248.0/21
• 216.211.240.0/20
• 2606:bf00::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS46887 Crown Castle Fiber LLC

Downstream networks

• AS54383 Norwood Cooperative Bank

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS54383 Norwood Cooperative Bank
• AS46887 Crown Castle Fiber LLC

Internet exchanges

• Boston Internet Exchange — Boston, United States