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AS54656 California Water Service Company

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

California Water Service Company calwater.com

US 1 Routes

AS Data

AS54656

AS54656 – California Water Service Company

AS Number	54656
AS Name	CALWATER
Organization	California Water Service Company (cws-73)
Country	US
Website	calwater.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-05-10

ASN Intelligence API for production workflows

Use ASN data for AS54656 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.190.131.0/24	AS54656	California Water Service Company	California Water Service Company	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:       54656
ASName:         CALWATER
ASHandle:       AS54656
RegDate:        2012-05-10
Updated:        2012-05-10
Ref:            https://rdap.arin.net/registry/autnum/54656


OrgName:        California Water Service Company
OrgId:          CWS-73
Address:        1720 North First Street
City:           San Jose
StateProv:      CA
PostalCode:     95112
Country:        US
RegDate:        2012-03-08
Updated:        2012-03-08
Ref:            https://rdap.arin.net/registry/entity/CWS-73


OrgNOCHandle: NETWO5009-ARIN
OrgNOCName:   Network Administrators
OrgNOCPhone:  +1-408-367-8366 
OrgNOCEmail:  networkadministrators@calwater.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO5009-ARIN

OrgTechHandle: NETWO5009-ARIN
OrgTechName:   Network Administrators
OrgTechPhone:  +1-408-367-8366 
OrgTechEmail:  networkadministrators@calwater.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO5009-ARIN

OrgAbuseHandle: NETWO5009-ARIN
OrgAbuseName:   Network Administrators
OrgAbusePhone:  +1-408-367-8366 
OrgAbuseEmail:  networkadministrators@calwater.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO5009-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "54656",
    "as_handle" : "AS54656",
    "as_name" : "CALWATER",
    "tech_contacts" : [ "NETWO5009-ARIN" ],
    "abuse_contacts" : [ "NETWO5009-ARIN" ],
    "date_created" : "2012-05-10",
    "date_updated" : "2012-05-10",
    "source" : "https://rdap.arin.net/registry/autnum/54656"
  } ],
  "organization" : {
    "handle" : "CWS-73",
    "name" : "California Water Service Company",
    "address" : [ "1720 North First Street", "San Jose", "CA", "95112", "US" ],
    "street" : "North First Street",
    "city" : "San Jose",
    "state" : "CA",
    "zip_code" : "95112",
    "country" : [ "US" ],
    "date_created" : "2012-03-08",
    "date_updated" : "2012-03-08",
    "source" : "https://rdap.arin.net/registry/entity/CWS-73",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NETWO5009-ARIN",
    "name" : "Network Administrators",
    "email" : [ "networkadministrators@calwater.com" ],
    "phone" : [ "+1-408-367-8366" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO5009-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO5009-ARIN",
    "name" : "Network Administrators",
    "email" : [ "networkadministrators@calwater.com" ],
    "phone" : [ "+1-408-367-8366" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO5009-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US

Frequently Asked Questions

What is ASN AS54656?

ASN AS54656 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS54656?

AS54656 is listed under California Water Service Company.

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.