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AS36535 Hudson River Trading 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

Hudson River Trading LLC hudson-trading.com

US 2 Routes

AS Data

AS36535

AS36535 – Hudson River Trading LLC

AS Number	36535
AS Name	HUDSON-RIVER-TRADING-LLC-36535
Organization	Hudson River Trading LLC (hrtl-2)
Country	US
Website	hudson-trading.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-01-26

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Use ASN data for AS36535 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.152.181.0/24	AS36535	Hudson River Trading LLC	Hudson River Trading LLC	256
204.152.180.0/23	AS36535	Hudson River Trading LLC	Hudson River Trading LLC	512

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:       36535
ASName:         HUDSON-RIVER-TRADING-LLC-36535
ASHandle:       AS36535
RegDate:        2006-01-26
Updated:        2019-01-31
Ref:            https://rdap.arin.net/registry/autnum/36535


OrgName:        Hudson River Trading LLC
OrgId:          HRTL-2
Address:        150 Greenwich Street, 57th Floor, Four World Trade Center
City:           New York
StateProv:      NY
PostalCode:     10007
Country:        US
RegDate:        2008-04-23
Updated:        2018-10-31
Ref:            https://rdap.arin.net/registry/entity/HRTL-2


OrgNOCHandle: DNSAD216-ARIN
OrgNOCName:   DNS Admin
OrgNOCPhone:  +1-212-293-1815 
OrgNOCEmail:  dns-admin@hudson-trading.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/DNSAD216-ARIN

OrgAbuseHandle: DNSAD216-ARIN
OrgAbuseName:   DNS Admin
OrgAbusePhone:  +1-212-293-1815 
OrgAbuseEmail:  dns-admin@hudson-trading.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD216-ARIN

OrgTechHandle: DNSAD216-ARIN
OrgTechName:   DNS Admin
OrgTechPhone:  +1-212-293-1815 
OrgTechEmail:  dns-admin@hudson-trading.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD216-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" : "36535",
    "as_handle" : "AS36535",
    "as_name" : "HUDSON-RIVER-TRADING-LLC-36535",
    "tech_contacts" : [ "DNSAD216-ARIN" ],
    "abuse_contacts" : [ "DNSAD216-ARIN" ],
    "date_created" : "2006-01-26",
    "date_updated" : "2019-01-31",
    "source" : "https://rdap.arin.net/registry/autnum/36535"
  } ],
  "organization" : {
    "handle" : "HRTL-2",
    "name" : "Hudson River Trading LLC",
    "address" : [ "150 Greenwich Street, 57th Floor, Four World Trade Center", "New York", "NY", "10007", "US" ],
    "street" : "Greenwich Street",
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10007",
    "country" : [ "US" ],
    "date_created" : "2008-04-23",
    "date_updated" : "2018-10-31",
    "source" : "https://rdap.arin.net/registry/entity/HRTL-2",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "DNSAD216-ARIN",
    "name" : "DNS Admin",
    "email" : [ "dns-admin@hudson-trading.com" ],
    "phone" : [ "+1-212-293-1815" ],
    "source" : "https://rdap.arin.net/registry/entity/DNSAD216-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "DNSAD216-ARIN",
    "name" : "DNS Admin",
    "email" : [ "dns-admin@hudson-trading.com" ],
    "phone" : [ "+1-212-293-1815" ],
    "source" : "https://rdap.arin.net/registry/entity/DNSAD216-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1239	Cogent Communications, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS36535?

ASN AS36535 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS36535?

AS36535 is listed under Hudson River Trading 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.