AS Number
AS33359
AS Name
COWEN-AS-3
Org Name
COWEN EXECUTION SERVICES LLC.
Country / Region
United States
Registry

arin

RegDate

2003-11-26

Updated

2025-10-27

AS33359 Looking Glass
IPv4Prefixes

14

IPv6Prefixes

0

IPv4 NUMs

2,816

IPv6 NUMs(/64)

0

CIDR Description IP Num
67.43.80.0/24
IRR Valid
COWEN EXECUTION SERVICES LLC. 256
67.43.82.0/24
IRR InValid
COWEN EXECUTION SERVICES LLC. 256
67.43.82.0/23
IRR InValid
COWEN EXECUTION SERVICES LLC. 512
67.43.83.0/24
IRR Valid
COWEN EXECUTION SERVICES LLC. 256
67.43.84.0/24
IRR Valid
COWEN EXECUTION SERVICES LLC. 256
67.43.84.0/23
IRR InValid
COWEN EXECUTION SERVICES LLC. 512
67.43.85.0/24
IRR Valid
COWEN EXECUTION SERVICES LLC. 256
67.43.88.0/24
IRR InValid
COWEN EXECUTION SERVICES LLC. 256
67.43.88.0/23
IRR InValid
COWEN EXECUTION SERVICES LLC. 512
67.43.89.0/24
IRR InValid
COWEN EXECUTION SERVICES LLC. 256
67.43.91.0/24
IRR Valid
COWEN EXECUTION SERVICES LLC. 256
67.43.93.0/24
COWEN EXECUTION SERVICES LLC. 256
208.89.28.0/24
IRR InValid
Cowen Group, Inc 256
208.89.29.0/24
IRR InValid
Cowen Group, Inc 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 125,952 118,226,945 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4
AS701 UUNET - Verizon Business, US United States 41,642,496 1,249,852,784,640 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,751,552 51,808,436,224 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,497,088 25,770,590,208 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US United States 93,952 5,373,952 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 140,800 77,423,378,434 IPv4 IPv4
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 210,729,631,744 IPv4 IPv4

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
United States Equinix New York - Equinix Internet Exchange New York 198.32.118.78 2001:504:f::3:3359:1 10 Gbps 2021-04-22 13:18:13

Private Peering Facilities

Country / Region Name City Website Updated
ASNumber:       33359
ASName:         COWEN-AS-3
ASHandle:       AS33359
RegDate:        2004-12-02
Updated:        2017-09-27
Ref:            https://rdap.arin.net/registry/autnum/33359

OrgID:          BNYBR
OrgName:        COWEN EXECUTION SERVICES LLC.
CanAllocate:    
Street:         599 Lexington Ave
Street:         20th Floor
City:           New York
State/Prov:     NY
Country:        US
PostalCode:     10022
RegDate:        2003-11-26
Updated:        2025-10-27
OrgAdminHandle  ABA20-ARIN
OrgTechHandle   ABA20-ARIN
OrgTechHandle   CHANI1-ARIN
OrgTechHandle   PALEO-ARIN
OrgAbuseHandle  ABA20-ARIN
OrgAbuseHandle  TDDNS-ARIN
Source:         ARIN

OrgAdminHandleHandle:  ABA20-ARIN
OrgAdminHandleName:    Bankouski, Andrei
OrgAdminHandlePhone:   +1-646-562-1800
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/ABA20-ARIN

OrgTechHandleHandle:  ABA20-ARIN
OrgTechHandleName:    Bankouski, Andrei
OrgTechHandlePhone:   +1-646-562-1800
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ABA20-ARIN

OrgTechHandleHandle:  CHANI1-ARIN
OrgTechHandleName:    Chan, Irwin
OrgTechHandlePhone:   +1-647-964-3402
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/CHANI1-ARIN

OrgTechHandleHandle:  PALEO-ARIN
OrgTechHandleName:    Paleologus, Anthony
OrgTechHandlePhone:   +1-856-470-3236
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/PALEO-ARIN

OrgAbuseHandleHandle:  ABA20-ARIN
OrgAbuseHandleName:    Bankouski, Andrei
OrgAbuseHandlePhone:   +1-646-562-1800
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABA20-ARIN

OrgAbuseHandleHandle:  TDDNS-ARIN
OrgAbuseHandleName:    TD-DNS-POC, 
OrgAbuseHandlePhone:   +1-416-438-6868
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/TDDNS-ARIN

RTechHandleHandle:  ABA20-ARIN
RTechHandleName:    Bankouski, Andrei
RTechHandlePhone:   +1-646-562-1800
RTechHandleEmail:   [email protected]
RTechHandleRef:     https://rdap.arin.net/registry/entity/ABA20-ARIN