Bowdoin College

Data as of 2026-09-06
GLEIF verified
LEI
549300SIUVRUY51G1940
Registered name
Bowdoin College
Jurisdiction
US-ME
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks8 · 66,816 IPv4 addresses
IPv6 3 prefixes (largest 2620:0:2b70::/44)
Record ID237226786
RegistryBGP
Owner jurisdictionUS-ME
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300SIUVRUY51G1940
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (8)

⬇ export CSV
CIDR Org name Registry Status Confidence
66.63.115.0/24 Bowdoin College BGP ANNOUNCED ● high
139.140.0.0/17 Bowdoin College BGP ANNOUNCED ● high
139.140.0.0/16 Bowdoin College ARIN DIRECT ALLOCATION ● high
139.140.128.0/17 Bowdoin College BGP ANNOUNCED ● high
216.195.188.0/22 Bowdoin College BGP ANNOUNCED ● high
2620:0:2b70::/44 Bowdoin College BGP ANNOUNCED ● high
2620:0:2b79::/48 Bowdoin College BGP ANNOUNCED ● high
2620:0:2b7a::/48 Bowdoin College BGP ANNOUNCED ● high

IPv6 ranges (3)

CIDR
2620:0:2b70::/44
2620:0:2b79::/48
2620:0:2b7a::/48

Footprint over time

11 weekly snapshots · JSON
9 +1 netblocks since 2026-07-05
2026-07-05 peak 9 2026-09-06

Domains hosted in this network

what's this?
bowdoin.edu

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (9 of 9)
Possible discrepancies (2)

These blocks are registered to Bowdoin College but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

216.195.188.0/22 /22 authorized for AS5760 — Biddeford Internet Corp
66.63.115.0/24 /24 authorized for AS5760 — Biddeford Internet Corp

NIC Handles

AS22847 BOWDOI-1 NOC52-ARIN NOC52-ARIN SUMME231-ARIN ZB120-ARIN ZB120-ARIN