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AS54572 Nasdaq, Inc. | IPGeolocation.io

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

Nasdaq, Inc. nasdaq.com

US 3 Routes

AS Data

AS54572

AS54572 – Nasdaq, Inc.

AS Number	54572
AS Name	AS-ASN-2
Organization	Nasdaq, Inc. (nog-5)
Country	US
Website	nasdaq.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2016-12-01

ASN Intelligence API for production workflows

Use ASN data for AS54572 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.55.221.0/24	AS54572	Nasdaq, Inc.	Nasdaq, Inc.	256
204.190.16.0/23	AS54572	Nasdaq, Inc.	Nasdaq, Inc.	512
204.190.18.0/23	AS54572	Nasdaq, Inc.	Nasdaq, Inc.	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:       54572
ASName:         AS-ASN-2
ASHandle:       AS54572
RegDate:        2016-12-01
Updated:        2016-12-01
Ref:            https://rdap.arin.net/registry/autnum/54572


OrgName:        Nasdaq, Inc.
OrgId:          NOG-5
Address:        151 West 42nd Street
City:           New York
StateProv:      NY
PostalCode:     10036
Country:        US
RegDate:        2012-02-01
Updated:        2024-12-19
Ref:            https://rdap.arin.net/registry/entity/NOG-5


OrgNOCHandle: NETWO4824-ARIN
OrgNOCName:   Network Engineering
OrgNOCPhone:  +1-212-231-5180 
OrgNOCEmail:  network-request@nasdaq.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO4824-ARIN

OrgAbuseHandle: NETWO4824-ARIN
OrgAbuseName:   Network Engineering
OrgAbusePhone:  +1-212-231-5180 
OrgAbuseEmail:  network-request@nasdaq.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO4824-ARIN

OrgTechHandle: NETWO4824-ARIN
OrgTechName:   Network Engineering
OrgTechPhone:  +1-212-231-5180 
OrgTechEmail:  network-request@nasdaq.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO4824-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" : "54572",
    "as_handle" : "AS54572",
    "as_name" : "AS-ASN-2",
    "tech_contacts" : [ "NETWO4824-ARIN" ],
    "abuse_contacts" : [ "NETWO4824-ARIN" ],
    "date_created" : "2016-12-01",
    "date_updated" : "2016-12-01",
    "source" : "https://rdap.arin.net/registry/autnum/54572"
  } ],
  "organization" : {
    "handle" : "NOG-5",
    "name" : "Nasdaq, Inc.",
    "address" : [ "151 West 42nd Street", "New York", "NY", "10036", "US" ],
    "street" : "West 42nd Street",
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10036",
    "country" : [ "US" ],
    "date_created" : "2012-02-01",
    "date_updated" : "2024-12-19",
    "source" : "https://rdap.arin.net/registry/entity/NOG-5",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NETWO4824-ARIN",
    "name" : "Network Engineering",
    "email" : [ "network-request@nasdaq.com" ],
    "phone" : [ "+1-212-231-5180" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO4824-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO4824-ARIN",
    "name" : "Network Engineering",
    "email" : [ "network-request@nasdaq.com" ],
    "phone" : [ "+1-212-231-5180" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO4824-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS19122	eStruxture Data Centers Inc.	CA
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS19122	eStruxture Data Centers Inc.	CA
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS54572?

ASN AS54572 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54572?

AS54572 is listed under Nasdaq, Inc..

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.