ASN AS26450 is an Autonomous System Number used to identify a network for BGP internet routing.

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.

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AS26450 CTDI | IPGeolocation.io

ASN Lookup Tool

CTDI ctdi.com

US 22 Routes

AS Data

AS26450

AS26450 – CTDI

AS Number	26450
AS Name	CTDI-WC
Organization	CTDI (ctd-18)
Country	US
Website	ctdi.com
Number of IPv4 Routes	2
Number of IPv6 Routes	20
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2015-01-20

ASN Intelligence API for production workflows

Use ASN data for AS26450 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2620:131:1053::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:1000::/40	AS26450	CTDI	CTDI	~309×10²⁴
2620:131:101f::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:1091::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:1045::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:1058::/48	AS26450	CTDI	CTDI	~1×10²⁴
192.94.46.0/24	AS26450	CTDI	CTDI	256
2620:131:1029::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:1056::/48	AS26450	CTDI	CTDI	~1×10²⁴
2620:131:10ff::/48	AS26450	CTDI	CTDI	~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:       26450
ASName:         CTDI-WC
ASHandle:       AS26450
RegDate:        2015-01-20
Updated:        2019-04-11
Ref:            https://rdap.arin.net/registry/autnum/26450


OrgName:        CTDI
OrgId:          CTD-18
Address:        1373 Enterprise Dr.
City:           West Chester
StateProv:      PA
PostalCode:     19380
Country:        US
RegDate:        2014-04-01
Updated:        2025-05-12
Comment:        http://www.ctdi.com
Ref:            https://rdap.arin.net/registry/entity/CTD-18


OrgAbuseHandle: PARSO26-ARIN
OrgAbuseName:   Parsons, Elliot 
OrgAbusePhone:  +1-610-793-8564 
OrgAbuseEmail:  eparsons@ctdi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PARSO26-ARIN

OrgTechHandle: PARSO26-ARIN
OrgTechName:   Parsons, Elliot 
OrgTechPhone:  +1-610-793-8564 
OrgTechEmail:  eparsons@ctdi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PARSO26-ARIN

OrgTechHandle: MILLE214-ARIN
OrgTechName:   Miller, Daniel 
OrgTechPhone:  +1-779-707-3310 
OrgTechEmail:  djmiller@ctdi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MILLE214-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" : "26450",
    "as_handle" : "AS26450",
    "as_name" : "CTDI-WC",
    "tech_contacts" : [ "PARSO26-ARIN", "MILLE214-ARIN" ],
    "abuse_contacts" : [ "PARSO26-ARIN" ],
    "date_created" : "2015-01-20",
    "date_updated" : "2019-04-11",
    "source" : "https://rdap.arin.net/registry/autnum/26450"
  } ],
  "organization" : {
    "handle" : "CTD-18",
    "name" : "CTDI",
    "address" : [ "1373 Enterprise Dr.", "West Chester", "PA", "19380", "US" ],
    "street" : "Enterprise Dr.",
    "city" : "West Chester",
    "state" : "PA",
    "zip_code" : "19380",
    "country" : [ "US" ],
    "date_created" : "2014-04-01",
    "date_updated" : "2025-05-12",
    "source" : "https://rdap.arin.net/registry/entity/CTD-18",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "PARSO26-ARIN",
    "name" : "Parsons, Elliot",
    "email" : [ "eparsons@ctdi.com" ],
    "phone" : [ "+1-610-793-8564" ],
    "source" : "https://rdap.arin.net/registry/entity/PARSO26-ARIN"
  }, {
    "handle" : "MILLE214-ARIN",
    "name" : "Miller, Daniel",
    "email" : [ "djmiller@ctdi.com" ],
    "phone" : [ "+1-779-707-3310" ],
    "source" : "https://rdap.arin.net/registry/entity/MILLE214-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PARSO26-ARIN",
    "name" : "Parsons, Elliot",
    "email" : [ "eparsons@ctdi.com" ],
    "phone" : [ "+1-610-793-8564" ],
    "source" : "https://rdap.arin.net/registry/entity/PARSO26-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS22909	Comcast Cable Communications, LLC	US
AS40264	Charter Communications LLC	US
AS33491	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS33490	Comcast Cable Communications, LLC	US
AS15830	Equinix (EMEA) Acquisition Enterprises B.V.	NL
AS33287	Comcast Cable Communications, LLC	US
AS5650	Frontier Communications of America, Inc.	US
AS11351	Charter Communications Inc	US
AS33652	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS22909	Comcast Cable Communications, LLC	US
AS40264	Charter Communications LLC	US
AS33491	Comcast Cable Communications, LLC	US
AS15830	Equinix EMEA Acquisition Enterprises B.V.	NL
AS33490	Comcast Cable Communications, LLC	US
AS33287	Comcast Cable Communications, LLC	US
AS5650	Frontier Communications of America, Inc.	US
AS11351	Charter Communications Inc	US
AS33652	Comcast Cable Communications, LLC	US
AS33662	Comcast Cable Communications, LLC	US