What is ASN AS394763?

ASN AS394763 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS394763?

AS394763 is listed under Contra Costa County Employees Retirement Association.

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?

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AS394763 Contra Costa County Employees Retirement Association

ASN Lookup Tool

Contra Costa County Employees Retirement Association cccera.org

US 2 Routes

AS Data

AS394763

AS394763 – Contra Costa County Employees Retirement Association

AS Number	394763
AS Name	CCCERA-AS
Organization	Contra Costa County Employees Retirement Association (cccera)
Country	US
Website	cccera.org
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2015-12-22

ASN Intelligence API for production workflows

Use ASN data for AS394763 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.182.248.0/24	AS394763	Contra Costa County Employees Retirement Association	Contra Costa County Employees Retirement Association	256
2620:c9:e000::/48	AS394763	Contra Costa County Employees Retirement Association	Contra Costa County Employees Retirement Association	~1×10²⁴

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:       394763
ASName:         CCCERA-AS
ASHandle:       AS394763
RegDate:        2015-12-22
Updated:        2015-12-22
Ref:            https://rdap.arin.net/registry/autnum/394763


OrgName:        Contra Costa County Employees Retirement Association
OrgId:          CCCERA
Address:        1200 Concord Ave. Suite 300
City:           Concord
StateProv:      CA
PostalCode:     94520
Country:        US
RegDate:        2015-12-09
Updated:        2024-06-12
Ref:            https://rdap.arin.net/registry/entity/CCCERA


OrgTechHandle: HERNA1278-ARIN
OrgTechName:   Hernandez, Jaime 
OrgTechPhone:  +1-925-521-3960 
OrgTechEmail:  jhernandez@cccera.org
OrgTechRef:    https://rdap.arin.net/registry/entity/HERNA1278-ARIN

OrgTechHandle: SCE17-ARIN
OrgTechName:   Senior Cisco Engineer
OrgTechPhone:  +1-925-277-0690 
OrgTechEmail:  DNSAdmin@clarecomputer.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SCE17-ARIN

OrgAbuseHandle: LUSON1-ARIN
OrgAbuseName:   Lu, Son 
OrgAbusePhone:  +1-925-521-3960 
OrgAbuseEmail:  slu@cccera.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LUSON1-ARIN

OrgTechHandle: KWH36-ARIN
OrgTechName:   Holloway, Ken W
OrgTechPhone:  +1-925-277-0690 
OrgTechEmail:  KHolloway@clarecomputer.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KWH36-ARIN

OrgTechHandle: LUSON1-ARIN
OrgTechName:   Lu, Son 
OrgTechPhone:  +1-925-521-3960 
OrgTechEmail:  slu@cccera.org
OrgTechRef:    https://rdap.arin.net/registry/entity/LUSON1-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" : "394763",
    "as_handle" : "AS394763",
    "as_name" : "CCCERA-AS",
    "tech_contacts" : [ "HERNA1278-ARIN", "SCE17-ARIN", "KWH36-ARIN", "LUSON1-ARIN" ],
    "abuse_contacts" : [ "LUSON1-ARIN" ],
    "date_created" : "2015-12-22",
    "date_updated" : "2015-12-22",
    "source" : "https://rdap.arin.net/registry/autnum/394763"
  } ],
  "organization" : {
    "handle" : "CCCERA",
    "name" : "Contra Costa County Employees Retirement Association",
    "address" : [ "1200 Concord Ave. Suite 300", "Concord", "CA", "94520", "US" ],
    "street" : "Concord Ave.",
    "city" : "Concord",
    "state" : "CA",
    "zip_code" : "94520",
    "country" : [ "US" ],
    "date_created" : "2015-12-09",
    "date_updated" : "2024-06-12",
    "source" : "https://rdap.arin.net/registry/entity/CCCERA",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "HERNA1278-ARIN",
    "name" : "Hernandez, Jaime",
    "email" : [ "jhernandez@cccera.org" ],
    "phone" : [ "+1-925-521-3960" ],
    "source" : "https://rdap.arin.net/registry/entity/HERNA1278-ARIN"
  }, {
    "handle" : "SCE17-ARIN",
    "name" : "Senior Cisco Engineer",
    "email" : [ "DNSAdmin@clarecomputer.com" ],
    "phone" : [ "+1-925-277-0690" ],
    "source" : "https://rdap.arin.net/registry/entity/SCE17-ARIN"
  }, {
    "handle" : "KWH36-ARIN",
    "name" : "Holloway, Ken W",
    "email" : [ "KHolloway@clarecomputer.com" ],
    "phone" : [ "+1-925-277-0690" ],
    "source" : "https://rdap.arin.net/registry/entity/KWH36-ARIN"
  }, {
    "handle" : "LUSON1-ARIN",
    "name" : "Lu, Son",
    "email" : [ "slu@cccera.org" ],
    "phone" : [ "+1-925-521-3960" ],
    "source" : "https://rdap.arin.net/registry/entity/LUSON1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "LUSON1-ARIN",
    "name" : "Lu, Son",
    "email" : [ "slu@cccera.org" ],
    "phone" : [ "+1-925-521-3960" ],
    "source" : "https://rdap.arin.net/registry/entity/LUSON1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS14051	Fidium	US
AS33651	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS14051	Fidium	US
AS33651	Comcast Cable Communications, LLC	US