Data as of Nov 6, 2026
208.89.28.0/24
No anonymizer space · no proxy exits in 30 daysCowen Execution Services LLC. · space held by Cowen Group, Inc
Network & registry
Origin network
AS33359
US
- Name
- Cowen Execution Services LLC.
- Type
- Business
- Registered
- Dec 2, 2004
- Domain
- cowen.com
- Website
- www.cowen.com
- Industry
- Finance and Insurance
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2008
- Current origin since
- Feb 2021 · 5.8 yr
- Origin networks
- 2
- Last change of origin
- Feb 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.89.28.0/24 | AS33359 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 208.
89. 28. 0/ 22 - Netname
- TDC-NET
- Registrant
- Cowen Group, Inc
- Organization
- Cowen Group, Inc (CG-141)
- Org address
- 599 Lexington Ave., New York, NY, 10022
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-89-28-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Apr 8, 2008
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 8, 2008
- Status
- assigned
Report abuse
Abuse contact
- tdc-network@
tdsecurities. com - Name
- Bankouski, Andrei
- Phone
- +1-646-562-1800
- Handle
- ABA20-ARIN