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AS25721 Morningstar, 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.

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Morningstar, Inc. morningstar.com

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AS Data

AS25721

AS25721 – Morningstar, Inc.

AS Number	25721
AS Name	AS-CHICAGO
Organization	Morningstar, Inc.(mornin)
Country	US
Website	morningstar.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2008-06-12

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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:       25721
ASName:         AS-CHICAGO
ASHandle:       AS25721
RegDate:        2008-06-12
Updated:        2022-01-05    
Ref:            https://rdap.arin.net/registry/autnum/25721


OrgName:        Morningstar, Inc.
OrgId:          MORNIN
Address:        22 W. Washington Street 
City:           Chicago
StateProv:      IL
PostalCode:     60602
Country:        US
RegDate:        1997-01-07
Updated:        2009-06-25
Ref:            https://rdap.arin.net/registry/entity/MORNIN


OrgAbuseHandle: DOMAI126-ARIN
OrgAbuseName:   Domain Admin
OrgAbusePhone:  +1-312-696-6000 
OrgAbuseEmail:  domainadmin@morningstar.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DOMAI126-ARIN

OrgTechHandle: DOMAI126-ARIN
OrgTechName:   Domain Admin
OrgTechPhone:  +1-312-696-6000 
OrgTechEmail:  domainadmin@morningstar.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DOMAI126-ARIN

OrgNOCHandle: DOMAI126-ARIN
OrgNOCName:   Domain Admin
OrgNOCPhone:  +1-312-696-6000 
OrgNOCEmail:  domainadmin@morningstar.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/DOMAI126-ARIN

RNOCHandle: DOMAI126-ARIN
RNOCName:   Domain Admin
RNOCPhone:  +1-312-696-6000 
RNOCEmail:  domainadmin@morningstar.com
RNOCRef:    https://rdap.arin.net/registry/entity/DOMAI126-ARIN

RTechHandle: DOMAI126-ARIN
RTechName:   Domain Admin
RTechPhone:  +1-312-696-6000 
RTechEmail:  domainadmin@morningstar.com
RTechRef:    https://rdap.arin.net/registry/entity/DOMAI126-ARIN

RAbuseHandle: DOMAI126-ARIN
RAbuseName:   Domain Admin
RAbusePhone:  +1-312-696-6000 
RAbuseEmail:  domainadmin@morningstar.com
RAbuseRef:    https://rdap.arin.net/registry/entity/DOMAI126-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

Frequently Asked Questions

What is ASN AS25721?

ASN AS25721 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25721?

AS25721 is listed under Morningstar, 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.