ASN Lookup Tool

United States Steel Corporation uss.com US US 4 Routes

AS Data

AS393456

AS393456 – United States Steel Corporation

AS Number 393456
AS Name X
Organization United States Steel Corporation(ussc-9)
Country US
Website uss.com
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2014-05-27

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Use ASN data for AS393456 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
199.248.185.0/24 256
170.191.0.0/24 256
170.4.0.0/24 256
170.191.2.0/24 256

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:       393456
ASName:         X
ASHandle:       AS393456
RegDate:        2014-05-27
Updated:        2014-05-27
Comment:        United States Steel Corp
Comment:        www.ussteel.com
Comment:        24/7/365 NOC Hours
Comment:        +1-800-552-2730    
Ref:            https://rdap.arin.net/registry/autnum/393456


OrgName:        United States Steel Corporation
OrgId:          USSC-9
Address:        1509 Muriel Street
City:           Pittsburgh
StateProv:      PA
PostalCode:     15203
Country:        US
RegDate:        2011-10-04
Updated:        2023-06-13
Comment:        24/7/365 Help Desk:
Comment:        
Comment:        1-800-552-2730
Ref:            https://rdap.arin.net/registry/entity/USSC-9


OrgAbuseHandle: NOC12282-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-800-552-2730 
OrgAbuseEmail:  dp@uss.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC12282-ARIN

OrgTechHandle: USSAD-ARIN
OrgTechName:   USS Administration
OrgTechPhone:  +1-412-433-5790 
OrgTechEmail:  usx_domain_admin@uss.com
OrgTechRef:    https://rdap.arin.net/registry/entity/USSAD-ARIN

OrgNOCHandle: NOC12282-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-800-552-2730 
OrgNOCEmail:  dp@uss.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC12282-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
AS3549 Level 3 Communications, Inc. (GBLX) US
AS33154 DQE Communications LLC US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS33154 DQE Communications LLC US
AS3356 Level 3 Parent, LLC US

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Frequently Asked Questions

ASN AS393456 is an Autonomous System Number used to identify a network for BGP internet routing.
AS393456 is listed under United States Steel Corporation.
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.