ASN AS19653 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19653?

AS19653 is listed under CTS Communications Corp.

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.

AS19653 CTS Communications Corp

CTS Communications Corp metronetinc.com

US 10 Routes

AS Data

AS19653

AS19653 – CTS Communications Corp

AS Number	19653
AS Name	CTSTELECOM
Organization	CTS Communications Corp (ctsc)
Country	US
Website	metronetinc.com
Number of IPv4 Routes	9
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2001-01-29

ASN Intelligence API for production workflows

Use ASN data for AS19653 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
205.204.48.0/20	AS19653	CTS Communications Corp	CTS IP Cleanup Account	4096
67.219.192.0/20	AS19653	CTS Communications Corp	CTS Telecom, Inc	4096
65.49.147.0/24	AS19653	CTS Communications Corp	City of Kalamazoo, Michigan	256
130.250.16.0/20	AS19653	CTS Communications Corp	CTS Communications Corp	4096
192.146.243.0/24	AS19653	CTS Communications Corp	Kalamazoo Valley Community College	256
64.20.192.0/20	AS19653	CTS Communications Corp	CTS Communications Corp	4096
146.113.0.0/17	AS19653	CTS Communications Corp	Kalamazoo College	32768
64.147.192.0/20	AS19653	CTS Communications Corp	CTS Telecom	4096
2605:8200::/32	AS19653	CTS Communications Corp	CTS Communications Corp	~79×10²⁷
64.136.224.0/19	AS19653	CTS Communications Corp	CTS Telecom, Inc	8192

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:       19653
ASName:         CTSTELECOM
ASHandle:       AS19653
RegDate:        2001-01-29
Updated:        2025-03-14
Ref:            https://rdap.arin.net/registry/autnum/19653


OrgName:        CTS Communications Corp
OrgId:          CTSC
Address:        11880 College Blvd, Suite 100
City:           Overland Park
StateProv:      KS
PostalCode:     66210
Country:        US
RegDate:        2001-01-09
Updated:        2025-03-18
Ref:            https://rdap.arin.net/registry/entity/CTSC


OrgDNSHandle: TIERI-ARIN
OrgDNSName:   Tier III
OrgDNSPhone:  +1-877-407-3224 
OrgDNSEmail:  TierIII@metronetinc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/TIERI-ARIN

OrgRoutingHandle: TIERI-ARIN
OrgRoutingName:   Tier III
OrgRoutingPhone:  +1-877-407-3224 
OrgRoutingEmail:  TierIII@metronetinc.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TIERI-ARIN

OrgAbuseHandle: ABUSE2202-ARIN
OrgAbuseName:   Abuse Master
OrgAbusePhone:  +1-877-407-3224 
OrgAbuseEmail:  abuse@metronetinc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE2202-ARIN

OrgTechHandle: CIM5-ARIN
OrgTechName:   CMN IP management
OrgTechPhone:  +1-833-266-5812 
OrgTechEmail:  CMN-ARIN@metronetinc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CIM5-ARIN

OrgDNSHandle: HCM2-ARIN
OrgDNSName:   hostmaster for Cinergy Metronet
OrgDNSPhone:  +1-877-407-3224 
OrgDNSEmail:  CMN-hostmaster@metronetinc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/HCM2-ARIN

OrgNOCHandle: NOC33059-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-833-266-5812 
OrgNOCEmail:  MFN-NOC@metronetinc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33059-ARIN

OrgNOCHandle: TIERI-ARIN
OrgNOCName:   Tier III
OrgNOCPhone:  +1-877-407-3224 
OrgNOCEmail:  TierIII@metronetinc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TIERI-ARIN

OrgTechHandle: TIERI-ARIN
OrgTechName:   Tier III
OrgTechPhone:  +1-877-407-3224 
OrgTechEmail:  TierIII@metronetinc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TIERI-ARIN

RAbuseHandle: ABUSE2202-ARIN
RAbuseName:   Abuse Master
RAbusePhone:  +1-877-407-3224 
RAbuseEmail:  abuse@metronetinc.com
RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE2202-ARIN

RTechHandle: CIM5-ARIN
RTechName:   CMN IP management
RTechPhone:  +1-833-266-5812 
RTechEmail:  CMN-ARIN@metronetinc.com
RTechRef:    https://rdap.arin.net/registry/entity/CIM5-ARIN

RNOCHandle: NOC33059-ARIN
RNOCName:   NOC
RNOCPhone:  +1-833-266-5812 
RNOCEmail:  MFN-NOC@metronetinc.com
RNOCRef:    https://rdap.arin.net/registry/entity/NOC33059-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" : "19653",
    "as_handle" : "AS19653",
    "as_name" : "CTSTELECOM",
    "admin_contacts" : [ "TIERI-ARIN", "HCM2-ARIN" ],
    "tech_contacts" : [ "TIERI-ARIN", "CIM5-ARIN", "TIERI-ARIN", "CIM5-ARIN" ],
    "abuse_contacts" : [ "ABUSE2202-ARIN", "ABUSE2202-ARIN" ],
    "date_created" : "2001-01-29",
    "date_updated" : "2025-03-14",
    "source" : "https://rdap.arin.net/registry/autnum/19653"
  } ],
  "organization" : {
    "handle" : "CTSC",
    "name" : "CTS Communications Corp",
    "address" : [ "11880 College Blvd, Suite 100", "Overland Park", "KS", "66210", "US" ],
    "street" : "College Blvd",
    "city" : "Overland Park",
    "state" : "KS",
    "zip_code" : "66210",
    "country" : [ "US" ],
    "date_created" : "2001-01-09",
    "date_updated" : "2025-03-18",
    "source" : "https://rdap.arin.net/registry/entity/CTSC",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "TIERI-ARIN",
    "name" : "Tier III",
    "email" : [ "TierIII@metronetinc.com" ],
    "phone" : [ "+1-877-407-3224" ],
    "source" : "https://rdap.arin.net/registry/entity/TIERI-ARIN"
  }, {
    "handle" : "HCM2-ARIN",
    "name" : "hostmaster for Cinergy Metronet",
    "email" : [ "CMN-hostmaster@metronetinc.com" ],
    "phone" : [ "+1-877-407-3224" ],
    "source" : "https://rdap.arin.net/registry/entity/HCM2-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "TIERI-ARIN",
    "name" : "Tier III",
    "email" : [ "TierIII@metronetinc.com" ],
    "phone" : [ "+1-877-407-3224" ],
    "source" : "https://rdap.arin.net/registry/entity/TIERI-ARIN"
  }, {
    "handle" : "CIM5-ARIN",
    "name" : "CMN IP management",
    "email" : [ "CMN-ARIN@metronetinc.com" ],
    "phone" : [ "+1-833-266-5812" ],
    "source" : "https://rdap.arin.net/registry/entity/CIM5-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE2202-ARIN",
    "name" : "Abuse Master",
    "email" : [ "abuse@metronetinc.com" ],
    "phone" : [ "+1-877-407-3224" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE2202-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS6614	T-Mobile USA, Inc.	US
AS40627	RingCentral Inc	US
AS13631	CITADEL ENTERPRISE AMERICAS LLC	US
AS14537	Continent 8 LLC	US
AS8781	Ooredoo Q.S.C.	QA
AS20340	CallTower, Inc.	US
AS199524	G-Core Labs S.A.	LU
AS399647	Rumble USA Inc.	US
AS62523	CIRBN, LLC	US
AS215724	Edgevana, Inc.	US
AS16509	Amazon.com, Inc.	US
AS19255	YOUR.ORG, INC.	US
AS1000	LINK AMERICAN	US
AS23367	Adaptive Data Networks, LLC	US
AS63399	Dialpad, Inc.	US
AS36692	Cisco OpenDNS, LLC	US
AS32590	Valve Corporation	US
AS6507	Riot Games, Inc	US
AS26496	GoDaddy.com, LLC	US
AS11114	Wintek Corporation	US
AS1547	INTERDNESTRKOM, Sovmestnoe Zakrytoe Aktsionernoe Obshchestvo	MD
AS35986	Vyve Broadband	US
AS54539	Calhoun ISD	US
AS29838	Atlantic Metro Communications II, Inc.	US
AS1828	Unitas Global	US
AS396986	Bytedance Inc.	US
AS32787	Akamai Technologies, Inc.	US
AS396905	HomeWorks Connect	US
AS4826	Vocus Connect International Backbone	AU
AS14630	Invesco Group Services, Inc.	US
AS22379	Manifold Services Inc	US
AS14061	DigitalOcean, LLC	US
AS19679	Dropbox, Inc.	US
AS32244	Liquid Web, L.L.C	US
AS21949	Beanfield Technologies Inc.	CA
AS25751	Conversant, Inc.	US
AS10310	Yahoo Holdings Inc.	US
AS26744	Planters Communications, LLC	US
AS400529	Infraly, LLC	US
AS17306	JAB Wireless, INC.	US
AS396431	T38Fax Incorporated	US
AS40676	Psychz Networks	US
AS13428	Surf Air Wireless, LLC	US
AS19551	Incapsula Inc	US
AS19151	BroadbandONE, LLC	US
AS7342	VeriSign Infrastructure & Operations	US
AS42	WoodyNet, Inc.	US
AS2381	WiscNet	US
AS13786	Seabras 1 USA, LLC	US
AS35280	F5 Networks SARL	FR
AS132203	Tencent Building, Kejizhongyi Avenue	CN
AS20021	Ntirety, Inc.	US
AS20940	Akamai International B.V.	NL
AS10242	US Internet Corp	US
AS62955	eBay, Inc	US
AS134521	Dialpad, Inc.	US
AS32035	Sangoma US Inc.	US
AS26223	Silver Star Communications	US
AS852	TELUS Communications Inc.	CA
AS12067	ShawneeLink Corporation	US

Upstreams

AS Number	Description	Country
AS30600	Metronet	US
AS8220	COLT Technology Services Group Limited	GB
AS7195	EDGEUNO S.A.S	CO
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS2914	NTT America, Inc.	US
AS3356	Level 3 Parent, LLC	US
AS137409	GSL Networks Pty LTD	AU

Downstreams

AS Number	Description	Country
AS40044	Bronson Healthcare Group, Inc.	US
AS20144	ICANN	US
AS54373	Message Express Internet	US
AS54539	Calhoun ISD	US
AS17003	Zoetis Inc.	US
AS35874	Kalamazoo RESA	US
AS396027	Portage Public Schools	US
AS11494	Kellogg Community College	US
AS22379	Manifold Services Inc	US