AS Number
AS11811
AS Name
OPCO
Org Name
Oppenheimer & Co. Inc.
Registry

arin

RegDate

2006-10-02

Updated

2020-03-12

AS11811 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

0

IPv4 NUMs

512

IPv6 NUMs(/64)

0

512 IPv4 Addresses
CIDR Description IP Num
204.86.250.0/24 Oppenheimer & Co. Inc. 256
208.88.204.0/24 Oppenheimer & Co. Inc. 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 101,136,128 2,526,263,508,992 IPv4 IPv4
AS32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US United States 87,552 3,997,696 IPv4 IPv4
IP Address Domain NUMs Domains
204.86.250.30 1 ns-5.opco.com
204.86.250.32 1 smtp6.opco.com
204.86.250.65 2 aris.ehadc2.opco.com
ASNumber:       11811
ASName:         OPCO
ASHandle:       AS11811
RegDate:        2007-01-17
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/11811


OrgName:        Oppenheimer & Co. Inc.
OrgId:          OPPEN
Address:        85 Broad St.
City:           New York
StateProv:      NY
PostalCode:     10004
Country:        US
RegDate:        2006-10-02
Updated:        2020-03-12
Ref:            https://rdap.arin.net/registry/entity/OPPEN


OrgAbuseHandle: BAHTI-ARIN
OrgAbuseName:   Bahtic, Ernad 
OrgAbusePhone:  +1-212-668-8000 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BAHTI-ARIN

OrgTechHandle: BAHTI-ARIN
OrgTechName:   Bahtic, Ernad 
OrgTechPhone:  +1-212-668-8000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/BAHTI-ARIN

RTechHandle: HJI6-ARIN
RTechName:   Jiang, Henry 
RTechPhone:  +1-212-668-8000 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/HJI6-ARIN