Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS25808

Announcement observedARIN

Town of Concord MA · CONCORD-MA

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/19/2026, 20:39:54Snapshot expired

View network topology RDAP registration

ASN: AS25808
Registration country: United States
Name: Town of Concord MA
Abbreviation: CONCORD-MA
Registration date: 8/20/2013, 19:56:02
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
148.76.116.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
172.110.60.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
172.110.61.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
172.110.62.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
199.125.66.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
199.125.68.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.242.10.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.242.11.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.242.8.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.242.9.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.97.130.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
38.97.136.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
47.19.118.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/21/2026, 08:00:00	✓	×	Currently valid
65.51.103.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	10/9/2026, 16:00:00	10/18/2026, 16:00:00	✓	×	Currently valid
69.74.58.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	10/9/2026, 16:00:00	10/18/2026, 16:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Town of Concord MA
RIR: ARIN
Registration country: United States
Registration date: 8/20/2013, 19:56:02
Abuse contact: abuse@concordma.gov

Snapshot trend

10/19/2026, 20:39:5415 v40 v63 Upstream · 0 Uncertain

10/1/2026, 19:02:1213 v40 v63 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn