Autonomous system profile

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

AS22847

Announcement observedARIN

BOWDOIN - Bowdoin College · BOWDOIN

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

Last active10/16/2026, 00:00:00Snapshot expired

View network topology RDAP registration

ASN: AS22847
Registration country: United States
Name: BOWDOIN - Bowdoin College
Abbreviation: BOWDOIN
Registration date: 12/4/2001, 05:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
139.140.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Currently valid
139.140.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Currently valid
139.140.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Currently valid
216.195.188.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/2/2026, 16:00:00	✓	×	Historical record
66.63.115.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/2/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: BOWDOIN - Bowdoin College
RIR: ARIN
Registration country: United States
Registration date: 12/4/2001, 05:00:00
Abuse contact: noc@bowdoin.edu

Snapshot trend

9/30/2026, 23:16:165 v43 v64 Upstream · 0 Uncertain

9/30/2026, 23:13:220 v40 v60 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 · cha-la-bgp-observations