ASN AS2894 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS2894?

AS2894 is listed under California Department of Water Resources.

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.

AS2894 California Department of Water Resources

ASN Lookup Tool

California Department of Water Resources water.ca.gov

US 24 Routes

AS Data

AS2894

AS2894 – California Department of Water Resources

AS Number	2894
AS Name	CALIF-DWR
Organization	California Department of Water Resources (cdwr)
Country	US
Website	water.ca.gov
Number of IPv4 Routes	24
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1993-09-02

ASN Intelligence API for production workflows

Use ASN data for AS2894 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
136.200.117.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.53.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.70.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.136.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.14.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.20.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.137.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.202.0/23	AS2894	California Department of Water Resources	California Department of Water Resources	512
136.200.172.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	256
136.200.84.0/24	AS2894	California Department of Water Resources	California Department of Water Resources	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:       2894
ASName:         CALIF-DWR
ASHandle:       AS2894
RegDate:        1993-09-02
Updated:        2016-10-20
Ref:            https://rdap.arin.net/registry/autnum/2894


OrgName:        California Department of Water Resources
OrgId:          CDWR
Address:        1416 Ninth Street, P.O. Box 942836
City:           Sacramento
StateProv:      CA
PostalCode:     94236-0001
Country:        US
RegDate:        1989-09-25
Updated:        2016-10-20
Ref:            https://rdap.arin.net/registry/entity/CDWR


OrgTechHandle: DNSAD270-ARIN
OrgTechName:   DNS Administrators
OrgTechPhone:  +1-916-653-5915 
OrgTechEmail:  DNSAdministrators@water.ca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD270-ARIN

OrgAbuseHandle: DNSAD270-ARIN
OrgAbuseName:   DNS Administrators
OrgAbusePhone:  +1-916-653-5915 
OrgAbuseEmail:  DNSAdministrators@water.ca.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD270-ARIN

RTechHandle: DNSAD270-ARIN
RTechName:   DNS Administrators
RTechPhone:  +1-916-653-5915 
RTechEmail:  DNSAdministrators@water.ca.gov
RTechRef:    https://rdap.arin.net/registry/entity/DNSAD270-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" : "2894",
    "as_handle" : "AS2894",
    "as_name" : "CALIF-DWR",
    "tech_contacts" : [ "DNSAD270-ARIN", "DNSAD270-ARIN" ],
    "abuse_contacts" : [ "DNSAD270-ARIN" ],
    "date_created" : "1993-09-02",
    "date_updated" : "2016-10-20",
    "source" : "https://rdap.arin.net/registry/autnum/2894"
  } ],
  "organization" : {
    "handle" : "CDWR",
    "name" : "California Department of Water Resources",
    "address" : [ "1416 Ninth Street, P.O. Box 942836", "Sacramento", "CA", "94236-0001", "US" ],
    "street" : "Ninth Street",
    "city" : "Sacramento",
    "state" : "CA",
    "zip_code" : "94236-0001",
    "country" : [ "US" ],
    "date_created" : "1989-09-25",
    "date_updated" : "2016-10-20",
    "source" : "https://rdap.arin.net/registry/entity/CDWR",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "DNSAD270-ARIN",
    "name" : "DNS Administrators",
    "email" : [ "DNSAdministrators@water.ca.gov" ],
    "phone" : [ "+1-916-653-5915" ],
    "source" : "https://rdap.arin.net/registry/entity/DNSAD270-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "DNSAD270-ARIN",
    "name" : "DNS Administrators",
    "email" : [ "DNSAdministrators@water.ca.gov" ],
    "phone" : [ "+1-916-653-5915" ],
    "source" : "https://rdap.arin.net/registry/entity/DNSAD270-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US
AS1226	California Department of Technology	US

Upstreams

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US
AS1226	California Department of Technology	US