ASN Lookup Tool

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# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
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# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber:       23234
ASName:         MSUSA-FUTURES-1
ASHandle:       AS23234
RegDate:        2002-02-13
Updated:        2022-11-30    
Ref:            https:/​/​rdap.arin.net/​registry/​autnum/​23234


OrgName:        Mizuho Americas Services LLC
OrgId:          MASL-12
Address:        1271 Avenue of the Americas
City:           New York
StateProv:      NY
PostalCode:     10020
Country:        US
RegDate:        2022-09-19
Updated:        2026-01-29
Ref:            https:/​/​rdap.arin.net/​registry/​entity/​MASL-12


OrgTechHandle: SETER5-ARIN
OrgTechName:   Seter, Shawn 
OrgTechPhone:  +1-312-294-8620 
OrgTechEmail:  shawn.seter@mizuhogroup.com
OrgTechRef:    https:/​/​rdap.arin.net/​registry/​entity/​SETER5-ARIN

OrgNOCHandle: NETWO3673-ARIN
OrgNOCName:   Network Team
OrgNOCPhone:  +1-212-209-9493 
OrgNOCEmail:  NetworkTeam@mizuhogroup.com
OrgNOCRef:    https:/​/​rdap.arin.net/​registry/​entity/​NETWO3673-ARIN

OrgTechHandle: LANKI-ARIN
OrgTechName:   Lankios, Alex 
OrgTechPhone:  +1-212-209-9344 
OrgTechEmail:  alex.lankios@mizuhogroup.com
OrgTechRef:    https:/​/​rdap.arin.net/​registry/​entity/​LANKI-ARIN

OrgAbuseHandle: NETWO3673-ARIN
OrgAbuseName:   Network Team
OrgAbusePhone:  +1-212-209-9493 
OrgAbuseEmail:  NetworkTeam@mizuhogroup.com
OrgAbuseRef:    https:/​/​rdap.arin.net/​registry/​entity/​NETWO3673-ARIN

OrgTechHandle: NETWO3673-ARIN
OrgTechName:   Network Team
OrgTechPhone:  +1-212-209-9493 
OrgTechEmail:  NetworkTeam@mizuhogroup.com
OrgTechRef:    https:/​/​rdap.arin.net/​registry/​entity/​NETWO3673-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
#
# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#