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.

AS1734 Contra Costa County Regional Occupation Program / Richmond

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

Contra Costa County Regional Occupation Program / Richmond delong.com

US 4 Routes

AS Data

AS1734

AS1734 – Contra Costa County Regional Occupation Program / Richmond

AS Number	1734
AS Name	ROP-COCA-AS01
Organization	Contra Costa County Regional Occupation Program / Richmond (cccropr)
Country	US
Website	delong.com
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1992-01-08

ASN Intelligence API for production workflows

Use ASN data for AS1734 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.159.10.0/24	AS1734	Contra Costa County Regional Occupation Program / Richmond	DELONG	256
2620:0:930::/48	AS1734	Contra Costa County Regional Occupation Program / Richmond	DeLong Consulting	~1×10²⁴
192.124.90.0/24	AS1734	Contra Costa County Regional Occupation Program / Richmond	Beyond Dreams	256
192.124.40.0/23	AS1734	Contra Costa County Regional Occupation Program / Richmond	DELONG	512

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:       1734
ASName:         ROP-COCA-AS01
ASHandle:       AS1734
RegDate:        1992-01-08
Updated:        2018-03-16
Ref:            https://rdap.arin.net/registry/autnum/1734


OrgName:        Contra Costa County Regional Occupation Program / Richmond
OrgId:          CCCROPR
Address:        3251 Firth Way
City:           San Jose
StateProv:      CA
PostalCode:     95121
Country:        US
RegDate:        1992-01-08
Updated:        2018-03-16
Ref:            https://rdap.arin.net/registry/entity/CCCROPR


OrgTechHandle: OD19-ARIN
OrgTechName:   DeLong, Owen 
OrgTechPhone:  +1-408-890-7992 
OrgTechEmail:  owen@delong.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OD19-ARIN

OrgAbuseHandle: OD19-ARIN
OrgAbuseName:   DeLong, Owen 
OrgAbusePhone:  +1-408-890-7992 
OrgAbuseEmail:  owen@delong.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OD19-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" : "1734",
    "as_handle" : "AS1734",
    "as_name" : "ROP-COCA-AS01",
    "tech_contacts" : [ "OD19-ARIN" ],
    "abuse_contacts" : [ "OD19-ARIN" ],
    "date_created" : "1992-01-08",
    "date_updated" : "2018-03-16",
    "source" : "https://rdap.arin.net/registry/autnum/1734"
  } ],
  "organization" : {
    "handle" : "CCCROPR",
    "name" : "Contra Costa County Regional Occupation Program / Richmond",
    "address" : [ "3251 Firth Way", "San Jose", "CA", "95121", "US" ],
    "street" : "Firth Way",
    "city" : "San Jose",
    "state" : "CA",
    "zip_code" : "95121",
    "country" : [ "US" ],
    "date_created" : "1992-01-08",
    "date_updated" : "2018-03-16",
    "source" : "https://rdap.arin.net/registry/entity/CCCROPR",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "OD19-ARIN",
    "name" : "DeLong, Owen",
    "email" : [ "owen@delong.com" ],
    "phone" : [ "+1-408-890-7992" ],
    "source" : "https://rdap.arin.net/registry/entity/OD19-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "OD19-ARIN",
    "name" : "DeLong, Owen",
    "email" : [ "owen@delong.com" ],
    "phone" : [ "+1-408-890-7992" ],
    "source" : "https://rdap.arin.net/registry/entity/OD19-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS36236	NetActuate, Inc	US
AS6939	Hurricane Electric LLC	US

Upstreams

AS Number	Description	Country
AS36236	NetActuate, Inc	US
AS6939	Hurricane Electric LLC	US

Frequently Asked Questions

What is ASN AS1734?

ASN AS1734 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1734?

AS1734 is listed under Contra Costa County Regional Occupation Program / Richmond.

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.