ASN Lookup Tool

Reliance Steel and Aluminum Co. rsac.com US US 4 Routes

AS Data

AS400183

AS400183 – Reliance Steel and Aluminum Co.

AS Number 400183
AS Name RELIANCE-STEEL-AND-ALUMINUM-01
Organization Reliance Steel and Aluminum Co.(rsa-108)
Country US
Website rsac.com
Number of IPv4 Routes 4
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2021-11-01

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Use ASN data for AS400183 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
38.123.234.0/24 256
72.44.207.0/24 256
38.81.74.0/24 256
209.10.101.0/24 256

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:       400183
ASName:         RELIANCE-STEEL-AND-ALUMINUM-01
ASHandle:       AS400183
RegDate:        2021-11-01
Updated:        2021-11-01    
Ref:            https://rdap.arin.net/registry/autnum/400183


OrgName:        Reliance Steel and Aluminum Co.
OrgId:          RSA-108
Address:        350 South Grand Avenue
Address:        Suite 5100
City:           Los Angeles
StateProv:      CA
PostalCode:     90071
Country:        US
RegDate:        2021-10-19
Updated:        2021-10-19
Ref:            https://rdap.arin.net/registry/entity/RSA-108


OrgTechHandle: NETWO9547-ARIN
OrgTechName:   Network
OrgTechPhone:  +1-213-687-7700 
OrgTechEmail:  arinnetworkpoc@rsac.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO9547-ARIN

OrgAbuseHandle: NETWO9547-ARIN
OrgAbuseName:   Network
OrgAbusePhone:  +1-213-687-7700 
OrgAbuseEmail:  arinnetworkpoc@rsac.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO9547-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
AS13335 Cloudflare, Inc. US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS13335 Cloudflare, Inc. US
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS400183 is an Autonomous System Number used to identify a network for BGP internet routing.
AS400183 is listed under Reliance Steel and Aluminum Co..
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.