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AS11449 Interactive Brokers LLC

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Interactive Brokers LLC interactivebrokers.com

US 2 Routes

AS Data

AS11449

AS11449 – Interactive Brokers LLC

AS Number	11449
AS Name	INTERACTIVEBROKERS
Organization	Interactive Brokers LLC (ibl-10)
Country	US
Website	interactivebrokers.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1998-08-26

ASN Intelligence API for production workflows

Use ASN data for AS11449 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.245.107.0/24	AS11449	Interactive Brokers LLC	Timber Hill	256
206.106.137.0/24	AS11449	Interactive Brokers LLC	Timber Hill LLC	256

Raw Whois Response

#
# 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.
#


ASNumber:       11449
ASName:         INTERACTIVEBROKERS
ASHandle:       AS11449
RegDate:        1998-08-26
Updated:        2020-05-18
Ref:            https://rdap.arin.net/registry/autnum/11449


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


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

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

RTechHandle: SYSTE602-ARIN
RTechName:   System Administration
RTechPhone:  +1-203-618-5700 
RTechEmail:  admin@interactivebrokers.com
RTechRef:    https://rdap.arin.net/registry/entity/SYSTE602-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.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "11449",
    "as_handle" : "AS11449",
    "as_name" : "INTERACTIVEBROKERS",
    "tech_contacts" : [ "MTS10-ARIN", "SYSTE602-ARIN" ],
    "abuse_contacts" : [ "MTS10-ARIN" ],
    "date_created" : "1998-08-26",
    "date_updated" : "2020-05-18",
    "source" : "https://rdap.arin.net/registry/autnum/11449"
  } ],
  "organization" : {
    "handle" : "IBL-10",
    "name" : "Interactive Brokers LLC",
    "address" : [ "209 South LaSalle St.", "10th Floor, Suite 1000", "Chicago", "IL", "60604", "US" ],
    "street" : "South Lasalle St.",
    "city" : "Chicago",
    "state" : "IL",
    "zip_code" : "60604",
    "country" : [ "US" ],
    "date_created" : "2004-09-03",
    "date_updated" : "2011-09-24",
    "source" : "https://rdap.arin.net/registry/entity/IBL-10",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "MTS10-ARIN",
    "name" : "Sadus, Michael Todd",
    "email" : [ "msadus@interactivebrokers.com" ],
    "phone" : [ "+1-312-542-6800" ],
    "source" : "https://rdap.arin.net/registry/entity/MTS10-ARIN"
  }, {
    "handle" : "SYSTE602-ARIN",
    "name" : "System Administration",
    "email" : [ "admin@interactivebrokers.com" ],
    "phone" : [ "+1-203-618-5700" ],
    "source" : "https://rdap.arin.net/registry/entity/SYSTE602-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MTS10-ARIN",
    "name" : "Sadus, Michael Todd",
    "email" : [ "msadus@interactivebrokers.com" ],
    "phone" : [ "+1-312-542-6800" ],
    "source" : "https://rdap.arin.net/registry/entity/MTS10-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Upstreams

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Frequently Asked Questions

What is ASN AS11449?

ASN AS11449 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11449?

AS11449 is listed under Interactive Brokers LLC.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.