ASN AS12213 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS12213?

AS12213 is listed under Centersquare.

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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AS12213 Centersquare | IPGeolocation.io

Centersquare centersquaredc.com

US 51 Routes

AS Data

AS12213

AS12213 – Centersquare

AS Number	12213
AS Name	CNSQ-AS12213
Organization	Centersquare (pil-188)
Country	US
Website	centersquaredc.com
Number of IPv4 Routes	36
Number of IPv6 Routes	15
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-10-20

ASN Intelligence API for production workflows

Use ASN data for AS12213 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
131.226.252.0/22	AS12213	Centersquare	ADIM Technologies	1024
149.137.232.0/22	AS12213	Centersquare	Fort Austin Consulting Group LLC	1024
2a09:bf80::/40	AS12213	Centersquare	Cyxtera Technology UK Limited	~309×10²⁴
2604:7ac0::/40	AS12213	Centersquare	Centersquare	~309×10²⁴
149.137.248.0/22	AS12213	Centersquare	Cyxtera Technology UK Limited	1024
149.137.240.0/22	AS12213	Centersquare	Centersquare	1024
74.80.248.0/24	AS12213	Centersquare	Moboware Inc.	256
24.170.136.0/22	AS12213	Centersquare	Denver PC Tech, LLC	1024
131.226.208.0/21	AS12213	Centersquare	Centersquare	2048
149.137.236.0/22	AS12213	Centersquare	Centersquare	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:       12213
ASName:         CNSQ-AS12213
ASHandle:       AS12213
RegDate:        2017-10-20
Updated:        2025-07-22
Ref:            https://rdap.arin.net/registry/autnum/12213


OrgName:        Centersquare
OrgId:          PIL-188
Address:        3100 Olympus Blvd, Suite 510
City:           Copppell
StateProv:      TX
PostalCode:     75019
Country:        US
RegDate:        2024-06-19
Updated:        2025-08-25
Comment:        https://centersquaredc.com/
Comment:        Customer Service  1-800-884-3082
Ref:            https://rdap.arin.net/registry/entity/PIL-188


OrgTechHandle: DELGA119-ARIN
OrgTechName:   Delgado, Josue 
OrgTechPhone:  +1-954-495-0669 
OrgTechEmail:  josue.delgado@csquare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DELGA119-ARIN

OrgDNSHandle: NOC33083-ARIN
OrgDNSName:   Network Operations Center
OrgDNSPhone:  +1-855-699-8372 
OrgDNSEmail:  networkoperations@csquare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/NOC33083-ARIN

OrgRoutingHandle: MAEST10-ARIN
OrgRoutingName:   Maestas, Ernie 
OrgRoutingPhone:  +1-855-699-8372 
OrgRoutingEmail:  ernie.maestas@csquare.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MAEST10-ARIN

OrgAbuseHandle: MOHAM114-ARIN
OrgAbuseName:   Mohammad, Asifuddin 
OrgAbusePhone:  +1-785-218-6519 
OrgAbuseEmail:  asifuddin.mohammad@centersquaredc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MOHAM114-ARIN

OrgAbuseHandle: DELGA119-ARIN
OrgAbuseName:   Delgado, Josue 
OrgAbusePhone:  +1-954-495-0669 
OrgAbuseEmail:  josue.delgado@csquare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DELGA119-ARIN

OrgDNSHandle: DELGA119-ARIN
OrgDNSName:   Delgado, Josue 
OrgDNSPhone:  +1-954-495-0669 
OrgDNSEmail:  josue.delgado@csquare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/DELGA119-ARIN

OrgAbuseHandle: ABUSE7809-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +1-855-699-8372 
OrgAbuseEmail:  networkabuse@csquare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7809-ARIN

OrgTechHandle: SEAVE20-ARIN
OrgTechName:   Seaver, Brandon 
OrgTechPhone:  +1-423-444-5456 
OrgTechEmail:  brandon.seaver@csquare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SEAVE20-ARIN

OrgRoutingHandle: AMBLE2-ARIN
OrgRoutingName:   Ambler, Reza 
OrgRoutingPhone:  +1-858-757-7498 
OrgRoutingEmail:  reza.ambler@csquare.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/AMBLE2-ARIN

OrgAbuseHandle: SEAVE20-ARIN
OrgAbuseName:   Seaver, Brandon 
OrgAbusePhone:  +1-423-444-5456 
OrgAbuseEmail:  brandon.seaver@csquare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SEAVE20-ARIN

OrgDNSHandle: SEAVE20-ARIN
OrgDNSName:   Seaver, Brandon 
OrgDNSPhone:  +1-423-444-5456 
OrgDNSEmail:  brandon.seaver@csquare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/SEAVE20-ARIN

OrgNOCHandle: NOC33083-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-855-699-8372 
OrgNOCEmail:  networkoperations@csquare.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33083-ARIN

OrgRoutingHandle: DELGA119-ARIN
OrgRoutingName:   Delgado, Josue 
OrgRoutingPhone:  +1-954-495-0669 
OrgRoutingEmail:  josue.delgado@csquare.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DELGA119-ARIN

OrgTechHandle: AMBLE2-ARIN
OrgTechName:   Ambler, Reza 
OrgTechPhone:  +1-858-757-7498 
OrgTechEmail:  reza.ambler@csquare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/AMBLE2-ARIN

OrgAbuseHandle: AMBLE2-ARIN
OrgAbuseName:   Ambler, Reza 
OrgAbusePhone:  +1-858-757-7498 
OrgAbuseEmail:  reza.ambler@csquare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AMBLE2-ARIN

OrgDNSHandle: MAEST10-ARIN
OrgDNSName:   Maestas, Ernie 
OrgDNSPhone:  +1-855-699-8372 
OrgDNSEmail:  ernie.maestas@csquare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/MAEST10-ARIN

OrgRoutingHandle: MOHAM114-ARIN
OrgRoutingName:   Mohammad, Asifuddin 
OrgRoutingPhone:  +1-785-218-6519 
OrgRoutingEmail:  asifuddin.mohammad@centersquaredc.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MOHAM114-ARIN

OrgRoutingHandle: SEAVE20-ARIN
OrgRoutingName:   Seaver, Brandon 
OrgRoutingPhone:  +1-423-444-5456 
OrgRoutingEmail:  brandon.seaver@csquare.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SEAVE20-ARIN

OrgTechHandle: MOHAM114-ARIN
OrgTechName:   Mohammad, Asifuddin 
OrgTechPhone:  +1-785-218-6519 
OrgTechEmail:  asifuddin.mohammad@centersquaredc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MOHAM114-ARIN

OrgTechHandle: MAEST10-ARIN
OrgTechName:   Maestas, Ernie 
OrgTechPhone:  +1-855-699-8372 
OrgTechEmail:  ernie.maestas@csquare.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MAEST10-ARIN

OrgAbuseHandle: MAEST10-ARIN
OrgAbuseName:   Maestas, Ernie 
OrgAbusePhone:  +1-855-699-8372 
OrgAbuseEmail:  ernie.maestas@csquare.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAEST10-ARIN

OrgDNSHandle: AMBLE2-ARIN
OrgDNSName:   Ambler, Reza 
OrgDNSPhone:  +1-858-757-7498 
OrgDNSEmail:  reza.ambler@csquare.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/AMBLE2-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" : "12213",
    "as_handle" : "AS12213",
    "as_name" : "CNSQ-AS12213",
    "admin_contacts" : [ "NOC33083-ARIN", "DELGA119-ARIN", "SEAVE20-ARIN", "MAEST10-ARIN", "AMBLE2-ARIN" ],
    "tech_contacts" : [ "DELGA119-ARIN", "MAEST10-ARIN", "SEAVE20-ARIN", "AMBLE2-ARIN", "DELGA119-ARIN", "AMBLE2-ARIN", "MOHAM114-ARIN", "SEAVE20-ARIN", "MOHAM114-ARIN", "MAEST10-ARIN" ],
    "abuse_contacts" : [ "MOHAM114-ARIN", "DELGA119-ARIN", "ABUSE7809-ARIN", "SEAVE20-ARIN", "AMBLE2-ARIN", "MAEST10-ARIN" ],
    "date_created" : "2017-10-20",
    "date_updated" : "2025-07-22",
    "source" : "https://rdap.arin.net/registry/autnum/12213"
  } ],
  "organization" : {
    "handle" : "PIL-188",
    "name" : "Centersquare",
    "address" : [ "3100 Olympus Blvd, Suite 510", "Copppell", "TX", "75019", "US" ],
    "street" : "Olympus Blvd",
    "city" : "Copppell",
    "state" : "TX",
    "zip_code" : "75019",
    "country" : [ "US" ],
    "date_created" : "2024-06-19",
    "date_updated" : "2025-08-25",
    "source" : "https://rdap.arin.net/registry/entity/PIL-188",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "NOC33083-ARIN",
    "name" : "Network Operations Center",
    "email" : [ "networkoperations@csquare.com" ],
    "phone" : [ "+1-855-699-8372" ],
    "source" : "https://rdap.arin.net/registry/entity/NOC33083-ARIN"
  }, {
    "handle" : "DELGA119-ARIN",
    "name" : "Delgado, Josue",
    "email" : [ "josue.delgado@csquare.com" ],
    "phone" : [ "+1-954-495-0669" ],
    "source" : "https://rdap.arin.net/registry/entity/DELGA119-ARIN"
  }, {
    "handle" : "SEAVE20-ARIN",
    "name" : "Seaver, Brandon",
    "email" : [ "brandon.seaver@csquare.com" ],
    "phone" : [ "+1-423-444-5456" ],
    "source" : "https://rdap.arin.net/registry/entity/SEAVE20-ARIN"
  }, {
    "handle" : "MAEST10-ARIN",
    "name" : "Maestas, Ernie",
    "email" : [ "ernie.maestas@csquare.com" ],
    "phone" : [ "+1-855-699-8372" ],
    "source" : "https://rdap.arin.net/registry/entity/MAEST10-ARIN"
  }, {
    "handle" : "AMBLE2-ARIN",
    "name" : "Ambler, Reza",
    "email" : [ "reza.ambler@csquare.com" ],
    "phone" : [ "+1-858-757-7498" ],
    "source" : "https://rdap.arin.net/registry/entity/AMBLE2-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "DELGA119-ARIN",
    "name" : "Delgado, Josue",
    "email" : [ "josue.delgado@csquare.com" ],
    "phone" : [ "+1-954-495-0669" ],
    "source" : "https://rdap.arin.net/registry/entity/DELGA119-ARIN"
  }, {
    "handle" : "MAEST10-ARIN",
    "name" : "Maestas, Ernie",
    "email" : [ "ernie.maestas@csquare.com" ],
    "phone" : [ "+1-855-699-8372" ],
    "source" : "https://rdap.arin.net/registry/entity/MAEST10-ARIN"
  }, {
    "handle" : "SEAVE20-ARIN",
    "name" : "Seaver, Brandon",
    "email" : [ "brandon.seaver@csquare.com" ],
    "phone" : [ "+1-423-444-5456" ],
    "source" : "https://rdap.arin.net/registry/entity/SEAVE20-ARIN"
  }, {
    "handle" : "AMBLE2-ARIN",
    "name" : "Ambler, Reza",
    "email" : [ "reza.ambler@csquare.com" ],
    "phone" : [ "+1-858-757-7498" ],
    "source" : "https://rdap.arin.net/registry/entity/AMBLE2-ARIN"
  }, {
    "handle" : "MOHAM114-ARIN",
    "name" : "Mohammad, Asifuddin",
    "email" : [ "asifuddin.mohammad@centersquaredc.com" ],
    "phone" : [ "+1-785-218-6519" ],
    "source" : "https://rdap.arin.net/registry/entity/MOHAM114-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "MOHAM114-ARIN",
    "name" : "Mohammad, Asifuddin",
    "email" : [ "asifuddin.mohammad@centersquaredc.com" ],
    "phone" : [ "+1-785-218-6519" ],
    "source" : "https://rdap.arin.net/registry/entity/MOHAM114-ARIN"
  }, {
    "handle" : "DELGA119-ARIN",
    "name" : "Delgado, Josue",
    "email" : [ "josue.delgado@csquare.com" ],
    "phone" : [ "+1-954-495-0669" ],
    "source" : "https://rdap.arin.net/registry/entity/DELGA119-ARIN"
  }, {
    "handle" : "ABUSE7809-ARIN",
    "name" : "Abuse Contact",
    "email" : [ "networkabuse@csquare.com" ],
    "phone" : [ "+1-855-699-8372" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE7809-ARIN"
  }, {
    "handle" : "SEAVE20-ARIN",
    "name" : "Seaver, Brandon",
    "email" : [ "brandon.seaver@csquare.com" ],
    "phone" : [ "+1-423-444-5456" ],
    "source" : "https://rdap.arin.net/registry/entity/SEAVE20-ARIN"
  }, {
    "handle" : "AMBLE2-ARIN",
    "name" : "Ambler, Reza",
    "email" : [ "reza.ambler@csquare.com" ],
    "phone" : [ "+1-858-757-7498" ],
    "source" : "https://rdap.arin.net/registry/entity/AMBLE2-ARIN"
  }, {
    "handle" : "MAEST10-ARIN",
    "name" : "Maestas, Ernie",
    "email" : [ "ernie.maestas@csquare.com" ],
    "phone" : [ "+1-855-699-8372" ],
    "source" : "https://rdap.arin.net/registry/entity/MAEST10-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS21701	Merative US L.P.	US
AS401577	StrataCare Solutions LLC	US
AS40261	Merced Systems, Inc.	US
AS6939	Hurricane Electric LLC	US
AS10242	US Internet Corp	US
AS199524	G-Core Labs S.A.	LU
AS16910	Farm Credit Financial Partners, Inc.	US
AS396104	Karma Automotive, LLC	US
AS394177	SHIFT HOSTING LLC	US
AS29802	HIVELOCITY, Inc.	US

Upstreams

AS Number	Description	Country
AS49915	Megaport UK Limited	GB
AS7018	AT&T Enterprises, LLC	US
AS25091	IP Max SA	CH
AS6939	Hurricane Electric LLC	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US
AS137409	GSL Networks Pty LTD	AU

Downstreams

AS Number	Description	Country
AS14132	Blue Matrix I LLC	US
AS21701	Merative US L.P.	US
AS401577	StrataCare Solutions LLC	US
AS399321	Defend Edge	US
AS40261	Merced Systems, Inc.	US
AS10493	Grand Central Networks Inc.	US
AS54766	Hilton Resorts Corporation	US
AS18679	internet4associations	US
AS53736	Nutanix	US
AS3573	Accenture LLP	US