ASN AS33132 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33132?

AS33132 is listed under Crown Castle Fiber LLC.

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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AS33132 Crown Castle Fiber LLC

ASN Lookup Tool

Crown Castle Fiber LLC crowncastle.com

US 77 Routes

AS Data

AS33132

AS33132 – Crown Castle Fiber LLC

AS Number	33132
AS Name	CROWNCASTLE-AS33132
Organization	Crown Castle Fiber LLC(ccfl-10)
Country	US
Website	crowncastle.com
Number of IPv4 Routes	52
Number of IPv6 Routes	25
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2004-10-07

ASN Intelligence API for production workflows

Use ASN data for AS33132 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.55.135.0/24	AS33132	Crown Castle Fiber LLC	Crown Castle Fiber LLC	256
2604:200:6::/48	AS33132	Crown Castle Fiber LLC	Crown Castle Fiber LLC	~1×10²⁴
162.213.147.0/24	AS33132	Crown Castle Fiber LLC	Tallahassee State College	256
2604:200:17::/48	AS33132	Crown Castle Fiber LLC	Commandlink	~1×10²⁴
204.88.28.0/22	AS33132	Crown Castle Fiber LLC	Crown Castle Fiber LLC	1024
170.55.77.0/24	AS33132	Crown Castle Fiber LLC	Charlotte Wi Fi Inc. d/b/a National Wi Fi	256
45.73.156.0/24	AS33132	Crown Castle Fiber LLC	Cityplace Hotel, LLC	256
199.27.240.0/21	AS33132	Crown Castle Fiber LLC	Avolon Aerospace New York Inc	2048
170.55.129.0/24	AS33132	Crown Castle Fiber LLC	Charlotte Wi Fi Inc. d/b/a National Wi Fi	256
170.55.63.0/24	AS33132	Crown Castle Fiber LLC	GDZ Computer Services	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:       33132
ASName:         CROWNCASTLE-AS33132
ASHandle:       AS33132
RegDate:        2004-10-07
Updated:        2024-03-04    
Ref:            https://rdap.arin.net/registry/autnum/33132


OrgName:        Crown Castle Fiber LLC
OrgId:          CCFL-10
Address:        8020 Katy Freeway
City:           Houston
StateProv:      TX
PostalCode:     77024
Country:        US
RegDate:        2023-07-12
Updated:        2026-02-19
Comment:        https://www.crowncastle.com/
Ref:            https://rdap.arin.net/registry/entity/CCFL-10


OrgAbuseHandle: CCAR-ARIN
OrgAbuseName:   Crown Castle Abuse Reports
OrgAbusePhone:  +1-855-933-4237 
OrgAbuseEmail:  abuse@crowncastle.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CCAR-ARIN

OrgNOCHandle: CCNOC3-ARIN
OrgNOCName:   Crown Castle Network Operations Center
OrgNOCPhone:  +1-855-933-4237 
OrgNOCEmail:  fibersupport@crowncastle.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CCNOC3-ARIN

OrgTechHandle: CCIA3-ARIN
OrgTechName:   Crown Castle IP Admin
OrgTechPhone:  +1-855-933-4237 
OrgTechEmail:  ipadmin@crowncastle.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CCIA3-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" : "33132",
    "as_handle" : "AS33132",
    "as_name" : "CROWNCASTLE-AS33132",
    "tech_contacts" : [ "CCIA3-ARIN" ],
    "abuse_contacts" : [ "CCAR-ARIN" ],
    "date_created" : "2004-10-07",
    "date_updated" : "2024-03-04",
    "source" : "https://rdap.arin.net/registry/autnum/33132"
  } ],
  "organization" : {
    "handle" : "CCFL-10",
    "name" : "Crown Castle Fiber LLC",
    "address" : [ "8020 Katy Freeway", "Houston", "TX", "77024", "US" ],
    "street" : "Katy Freeway",
    "city" : "Houston",
    "state" : "TX",
    "zip_code" : "77024",
    "country" : [ "US" ],
    "date_created" : "2023-07-12",
    "date_updated" : "2026-02-19",
    "source" : "https://rdap.arin.net/registry/entity/CCFL-10",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "CCIA3-ARIN",
    "name" : "Crown Castle IP Admin",
    "email" : [ "ipadmin@crowncastle.com" ],
    "phone" : [ "+1-855-933-4237" ],
    "source" : "https://rdap.arin.net/registry/entity/CCIA3-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CCAR-ARIN",
    "name" : "Crown Castle Abuse Reports",
    "email" : [ "abuse@crowncastle.com" ],
    "phone" : [ "+1-855-933-4237" ],
    "source" : "https://rdap.arin.net/registry/entity/CCAR-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS4893	DRW Holdings, LLC	US
AS397472	US NEW ERA INTERNET CORP	US
AS400097	National Wi Fi	US
AS23374	FPUAnet Communications	US
AS63427	Computer Design & Integration LLC	US
AS393303	Ryder System, Inc.	US
AS395359	InTouch Health	US
AS36762	Hearst-Argyle Television, Inc.	US
AS63383	Single Digits, Inc.	US
AS27261	Seminole Gaming	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US

Downstreams

AS Number	Description	Country
AS4893	DRW Holdings, LLC	US
AS397472	US NEW ERA INTERNET CORP	US
AS400097	National Wi Fi	US
AS23374	FPUAnet Communications	US
AS63427	Computer Design & Integration LLC	US
AS393303	Ryder System, Inc.	US
AS395359	InTouch Health	US
AS63383	Single Digits, Inc.	US
AS27261	Seminole Gaming	US
AS16557	Colo Solutions	US