COWEN INC.

Cowen Group, Inc
Data as of 2026-11-08
GLEIF verified
Complete entity footprint
2 linked clusters · 5 netblocks · 1,289 IPv4 addresses · 1 IPv6 prefixes
This organisation's clusters combined by evidence — shared GLEIF corporate family — not name similarity, so genuinely different organisations that share a name are excluded.
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LEI
5493008QI0EFC5WBED75
Registered name
COWEN INC.
Jurisdiction
US-DE
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks4 · 1,033 IPv4 addresses
IPv6 1 prefix (largest 2001:504:f::3:3359:1/128)
Also registered under this name 24 netblocks across 6 separate records
Record ID266833129
RegistryPEERINGDB
Owner jurisdictionUS-DE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 5493008QI0EFC5WBED75
Shared handles clustered on 12 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (4)

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CIDR Org name Registry Status Confidence
198.32.118.78/32 COWEN PEERINGDB ASSIGNED ● high
208.89.28.0/22 Cowen Group, Inc ARIN DIRECT ALLOCATION ● high
2001:504:f::3:3359:1/128 COWEN PEERINGDB ASSIGNED ● high
212.71.224.128/29 COWEN RIPE ASSIGNED PA ● low

IPv6 ranges (1)

CIDR
2001:504:f::3:3359:1/128

Corporate group (2 confirmed entities)

Network trust

what's this?
RPKI hygiene: D how networks compare →
25.0% of checked blocks have valid RPKI ROA coverage (1 of 4)
No discrepancies found among checked blocks.

NIC Handles

ABA20-ARIN ABA20-ARIN ABA20-ARIN ABA20-ARIN AS33359 CG-141 CHANI1-ARIN DUMY-RIPE DUMY-RIPE EQUINIX-MNT PALEO-ARIN TDDNS-ARIN