Autonomous system profile

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

AS40944

Announcement observedARIN

Mass College of Liberal Arts · MASSCOL

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

Last active11/7/2026, 20:37:10Snapshot expired

View network topology RDAP registration

ASN: AS40944
Registration country: United States
Name: Mass College of Liberal Arts
Abbreviation: MASSCOL
Registration date: 6/1/2009, 19:46:50
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
76.191.48.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	11/7/2026, 08:00:00	✓	×	Currently valid
76.191.48.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	11/7/2026, 08:00:00	✓	×	Currently valid
76.191.56.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	11/7/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Mass College of Liberal Arts
RIR: ARIN
Registration country: United States
Registration date: 6/1/2009, 19:46:50
Abuse contact: admin@mcla.edu

Snapshot trend

11/7/2026, 20:37:103 v40 v62 Upstream · 0 Uncertain

10/15/2026, 14:51:263 v40 v62 Upstream · 0 Uncertain

10/3/2026, 10:37:253 v40 v62 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