ASN AS55234 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55234?

AS55234 is listed under ROCKWELL AUTOMATION Inc..

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS55234 ROCKWELL AUTOMATION Inc.

ASN Lookup Tool

ROCKWELL AUTOMATION Inc. rockwellautomation.com

US 1 Routes

AS Data

AS55234

AS55234 – ROCKWELL AUTOMATION Inc.

AS Number	55234
AS Name	PLEXUSSYSTEMS-US2
Organization	ROCKWELL AUTOMATION Inc.(rockwe-4)
Country	US
Website	rockwellautomation.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-02-28

ASN Intelligence API for production workflows

Use ASN data for AS55234 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
8.40.130.0/24	AS55234	ROCKWELL AUTOMATION Inc.	Plex Systems, Inc.	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:       55234
ASName:         PLEXUSSYSTEMS-US2
ASHandle:       AS55234
RegDate:        2018-02-28
Updated:        2025-02-28    
Ref:            https://rdap.arin.net/registry/autnum/55234


OrgName:        ROCKWELL AUTOMATION Inc.
OrgId:          ROCKWE-4
Address:        1201 SOUTH 2ND STREET
City:           MILWAUKEE
StateProv:      WI
PostalCode:     53204
Country:        US
RegDate:        1991-02-25
Updated:        2025-07-17
Ref:            https://rdap.arin.net/registry/entity/ROCKWE-4


OrgTechHandle: HARTD30-ARIN
OrgTechName:   Hart, Doug 
OrgTechPhone:  +1-888-581-4357 
OrgTechEmail:  dhart3@rockwellautomation.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HARTD30-ARIN

OrgTechHandle: HOUGA5-ARIN
OrgTechName:   Hougard, Christopher 
OrgTechPhone:  +1-414-382-2000 
OrgTechEmail:  chougard@rockwellautomation.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HOUGA5-ARIN

OrgAbuseHandle: RNA72-ARIN
OrgAbuseName:   Rockwell Network Abuse
OrgAbusePhone:  +1-888-581-4357 
OrgAbuseEmail:  RANetworkAbuse@ra.rockwell.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RNA72-ARIN

OrgTechHandle: PARKE911-ARIN
OrgTechName:   Parker, Alex 
OrgTechPhone:  +1-414-305-3064 
OrgTechEmail:  aparker1@rockwellautomation.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PARKE911-ARIN

RTechHandle: THOMA1762-ARIN
RTechName:   Thomas-Ward, Josh 
RTechPhone:  +1-248-221-3304 
RTechEmail:  josh.thomasward@rockwellautomation.com
RTechRef:    https://rdap.arin.net/registry/entity/THOMA1762-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
AS7018	AT&T Enterprises, LLC	US
AS26554	US Signal Company, L.L.C.	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS26554	US Signal Company, L.L.C.	US

Contacts

Email Contacts

aparker1@rockwellautomation.com dhart3@rockwellautomation.com chougard@rockwellautomation.com

Abuse Contacts

RANetworkAbuse@ra.rockwell.com