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AS15303 First Trust Portfolios L.P.

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

First Trust Portfolios L.P. ftportfolios.com

US 1 Routes

AS Data

AS15303

AS15303 – First Trust Portfolios L.P.

AS Number	15303
AS Name	NIKE-SECURITIES
Organization	First Trust Portfolios L.P.(nikese)
Country	US
Website	ftportfolios.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2000-04-14

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Use ASN data for AS15303 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.199.191.0/24	AS15303	First Trust Portfolios L.P.	First Trust Portfolios L.P.	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:       15303
ASName:         NIKE-SECURITIES
ASHandle:       AS15303
RegDate:        2000-04-14
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/15303


OrgName:        First Trust Portfolios L.P.
OrgId:          NIKESE
Address:        120 E Liberty Dr
City:           Wheaton
StateProv:      IL
PostalCode:     60187
Country:        US
RegDate:        1996-12-17
Updated:        2016-08-05
Ref:            https://rdap.arin.net/registry/entity/NIKESE


OrgAbuseHandle: PNE2-ARIN
OrgAbuseName:   Nelson, Paul 
OrgAbusePhone:  +1-630-765-8749 
OrgAbuseEmail:  pnelson@ftportfolios.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PNE2-ARIN

OrgTechHandle: PNE2-ARIN
OrgTechName:   Nelson, Paul 
OrgTechPhone:  +1-630-765-8749 
OrgTechEmail:  pnelson@ftportfolios.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PNE2-ARIN

RTechHandle: PN6-ARIN
RTechName:   Nelson, Paul 
RTechPhone:  +1-630-915-6671 
RTechEmail:  pnelson@ftportfolios.com
RTechRef:    https://rdap.arin.net/registry/entity/PN6-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

Peers

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS701	Verizon Business/UUnet	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS701	Verizon Business	US

Frequently Asked Questions

What is ASN AS15303?

ASN AS15303 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS15303?

AS15303 is listed under First Trust Portfolios L.P..

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.