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AS11203 Matrix Broadband | IPGeolocation.io

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

Matrix Broadband matrixbroadband.net

US 17 Routes

AS Data

AS11203

AS11203 – Matrix Broadband

AS Number	11203
AS Name	MATRIX-BROADBAND
Organization	Matrix Broadband (zinni-1)
Country	US
Website	matrixbroadband.net
Number of IPv4 Routes	17
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2012-10-26

ASN Intelligence API for production workflows

Use ASN data for AS11203 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.0.15.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
192.0.10.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
38.51.114.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
38.51.117.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
192.0.12.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
192.0.13.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
38.51.119.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
38.51.116.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
192.0.9.0/24	AS11203	Matrix Broadband	Matrix Broadband	256
38.51.112.0/24	AS11203	Matrix Broadband	Matrix Broadband	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:       11203
ASName:         MATRIX-BROADBAND
ASHandle:       AS11203
RegDate:        2012-10-26
Updated:        2025-09-19
Comment:        http://www.matrixbroadband.net
Ref:            https://rdap.arin.net/registry/autnum/11203


OrgName:        Matrix Broadband
OrgId:          ZINNI-1
Address:        1660 W Linne Road, Suite H
City:           Tracy
StateProv:      CA
PostalCode:     95377
Country:        US
RegDate:        2004-08-02
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/ZINNI-1


OrgTechHandle: CJA24-ARIN
OrgTechName:   Jasty, Chau 
OrgTechPhone:  +1-209-832-4420 
OrgTechEmail:  cjasty@matrixbroadband.net
OrgTechRef:    https://rdap.arin.net/registry/entity/CJA24-ARIN

OrgAbuseHandle: CJA24-ARIN
OrgAbuseName:   Jasty, Chau 
OrgAbusePhone:  +1-209-832-4420 
OrgAbuseEmail:  cjasty@matrixbroadband.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CJA24-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" : "11203",
    "as_handle" : "AS11203",
    "as_name" : "MATRIX-BROADBAND",
    "tech_contacts" : [ "CJA24-ARIN" ],
    "abuse_contacts" : [ "CJA24-ARIN" ],
    "date_created" : "2012-10-26",
    "date_updated" : "2025-09-19",
    "source" : "https://rdap.arin.net/registry/autnum/11203"
  } ],
  "organization" : {
    "handle" : "ZINNI-1",
    "name" : "Matrix Broadband",
    "address" : [ "1660 W Linne Road, Suite H", "Tracy", "CA", "95377", "US" ],
    "street" : "W Linne Road",
    "city" : "Tracy",
    "state" : "CA",
    "zip_code" : "95377",
    "country" : [ "US" ],
    "date_created" : "2004-08-02",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/ZINNI-1",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "CJA24-ARIN",
    "name" : "Jasty, Chau",
    "email" : [ "cjasty@matrixbroadband.net" ],
    "phone" : [ "+1-209-832-4420" ],
    "source" : "https://rdap.arin.net/registry/entity/CJA24-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CJA24-ARIN",
    "name" : "Jasty, Chau",
    "email" : [ "cjasty@matrixbroadband.net" ],
    "phone" : [ "+1-209-832-4420" ],
    "source" : "https://rdap.arin.net/registry/entity/CJA24-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US

Frequently Asked Questions

What is ASN AS11203?

ASN AS11203 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11203?

AS11203 is listed under Matrix Broadband.

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.