AS25808 — CONCORD-MA

AS25808 announces 9 IPv4 prefixes covering 3,328 addresses and 0 IPv6 prefixes.

About this network

The AS handle CONCORD-MA is operated by the Town of Concord MA.

What it's used for

• The address space carries municipal broadband infrastructure, evidenced by netnames CONCORD-LIGHT-BROADBAND and DSCI-199-125-66-0 registered to the Town of Concord.
• The network announces 3328 IPv4 addresses across 9 prefixes with only 3 observed neighbours, a ratio indicative of an access or eyeball network rather than a transit provider.

Notable

• Registrants are mixed: Cogent Communications, LLC holds the largest block 38.242.8.0/22 and two /24s, while CMLP holds two /24s with netnames CVNET-2F137600 and CVNET-944C7400.
• The reverse DNS sample shows PTR records pointing to cst.lightpath.net, indicating the use of Lightpath network services for the 148.76.116.0/24 block.
• The inventory includes a mix of leased space from Cogent and CMLP alongside blocks directly registered to the town, suggesting a hybrid infrastructure model.

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

Announced prefixes

• 38.97.130.0/24
• 38.97.136.0/24
• 38.242.8.0/22
• 47.19.118.0/24
• 148.76.116.0/24
• 172.110.60.0/23
• 172.110.62.0/24
• 199.125.66.0/24
• 199.125.68.0/24

Upstream networks

• AS54004 Cablevision Lightpath LLC
• AS174 Cogent Communications, LLC
• AS46887 Crown Castle Fiber LLC

Adjacent networks

• AS54004 Cablevision Lightpath LLC
• AS174 Cogent Communications, LLC
• AS46887 Crown Castle Fiber LLC