ASN Lookup Tool

USG Corporation, Inc. usg.com US US 5 Routes

AS Data

AS33633

AS33633 – USG Corporation, Inc.

AS Number 33633
AS Name USG-CORPORATION
Organization USG Corporation, Inc.(usgcor)
Country US
Website usg.com
Number of IPv4 Routes 5
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2005-02-09

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Use ASN data for AS33633 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
8.26.176.0/24 256
64.43.232.0/22 1024
64.43.234.0/23 512
64.43.232.0/23 512
66.225.192.0/24 256

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:       33633
ASName:         USG-CORPORATION
ASHandle:       AS33633
RegDate:        2005-02-09
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/33633


OrgName:        USG Corporation, Inc.
OrgId:          USGCOR
Address:        125 South Franklin
City:           Chicago
StateProv:      IL
PostalCode:     60606
Country:        US
RegDate:        1999-01-12
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/USGCOR


OrgTechHandle: BJE5-ARIN
OrgTechName:   Jensen, Britt 
OrgTechPhone:  +1-312-606-5554 
OrgTechEmail:  BJensen@usg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BJE5-ARIN

OrgAbuseHandle: BJE5-ARIN
OrgAbuseName:   Jensen, Britt 
OrgAbusePhone:  +1-312-606-5554 
OrgAbuseEmail:  BJensen@usg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BJE5-ARIN

RTechHandle: BJE5-ARIN
RTechName:   Jensen, Britt 
RTechPhone:  +1-312-606-5554 
RTechEmail:  BJensen@usg.com
RTechRef:    https://rdap.arin.net/registry/entity/BJE5-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
AS3356 Level 3 Parent, LLC US
AS23352 DEFT.COM US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS3356 Level 3 Parent, LLC US
AS23352 DEFT.COM US
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS33633 is an Autonomous System Number used to identify a network for BGP internet routing.
AS33633 is listed under USG Corporation, Inc..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.