Autonomous system profile

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

AS35988

Announcement observedARIN

UMASS-MEMORIAL-HEALTH-CARE - Umass Memorial health care inc · UMASS-MEMORIAL-HEALTH-CARE

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

Last active10/23/2026, 12:16:51Snapshot expired

View network topology RDAP registration

ASN: AS35988
Registration country: United States
Name: UMASS-MEMORIAL-HEALTH-CARE - Umass Memorial health care inc
Abbreviation: UMASS-MEMORIAL-HEALTH-CARE
Registration date: 1/24/2008, 19:38:57
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
160.79.128.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/16/2026, 16:00:00	✓	×	Currently valid
160.79.139.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/16/2026, 16:00:00	✓	×	Currently valid
66.9.45.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/16/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: UMASS-MEMORIAL-HEALTH-CARE - Umass Memorial health care inc
RIR: ARIN
Registration country: United States
Registration date: 1/24/2008, 19:38:57
Abuse contact: roy.cloud@umassmemorial.org

Snapshot trend

10/23/2026, 12:16:513 v40 v61 Upstream · 0 Uncertain

10/2/2026, 21:42:283 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 · rir-rdap-asn · iana-rdap-asn-bootstrap