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Whois - get information about the IP / domain / AS number / Company

Results for ASN:
AS33121

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#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#

ASNumber: 33121
ASName: INTERACTIVE-CHIC
ASHandle: AS33121
RegDate: 2004-10-05
Updated: 2012-02-24
Ref: https://rdap.arin.net/registry/autnum/33121

OrgName: Interactive Brokers LLC
OrgId: IBL-10
Address: 209 South LaSalle St.
Address: 10th Floor, Suite 1000
City: Chicago
StateProv: IL
PostalCode: 60604
Country: US
RegDate: 2004-09-03
Updated: 2011-09-24
Ref: https://rdap.arin.net/registry/entity/IBL-10

OrgTechHandle: MTS10-ARIN
OrgTechName: Sadus, Michael Todd
OrgTechPhone: +1-312-542-6800
OrgTechEmail: msadus@interactivebrokers.com
OrgTechRef: https://rdap.arin.net/registry/entity/MTS10-ARIN

OrgAbuseHandle: MTS10-ARIN
OrgAbuseName: Sadus, Michael Todd
OrgAbusePhone: +1-312-542-6800
OrgAbuseEmail: msadus@interactivebrokers.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MTS10-ARIN

RTechHandle: MTS10-ARIN
RTechName: Sadus, Michael Todd
RTechPhone: +1-312-542-6800
RTechEmail: msadus@interactivebrokers.com
RTechRef: https://rdap.arin.net/registry/entity/MTS10-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

IPv4 Results:

AS33121 Interactive Brokers LLC
12.37.79.0 - 12.37.79.255
65.207.192.0 - 65.207.192.255
IPv6 not found

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