What is ASN AS397285?

ASN AS397285 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397285?

AS397285 is listed under Cambridge Telephone.

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.

AS397285 Cambridge Telephone | IPGeolocation.io

ASN Lookup Tool

Cambridge Telephone ctctele.com

US 11 Routes

AS Data

AS397285

AS397285 – Cambridge Telephone

AS Number	397285
AS Name	CAMBRIDGETELEPHONECO
Organization	Cambridge Telephone(cambr-3)
Country	US
Website	ctctele.com
Number of IPv4 Routes	11
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2019-02-04

ASN Intelligence API for production workflows

Use ASN data for AS397285 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
209.19.158.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	256
45.33.208.0/22	AS397285	Cambridge Telephone	Cambridge Telephone	1024
209.19.150.0/23	AS397285	Cambridge Telephone	Cambridge Telephone	512
45.33.223.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	256
45.33.216.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	256
209.19.154.0/23	AS397285	Cambridge Telephone	Cambridge Telephone	512
209.19.144.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	256
209.19.149.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	256
45.33.212.0/22	AS397285	Cambridge Telephone	Cambridge Telephone	1024
209.19.171.0/24	AS397285	Cambridge Telephone	Cambridge Telephone	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:       397285
ASName:         CAMBRIDGETELEPHONECO
ASHandle:       AS397285
RegDate:        2019-02-04
Updated:        2019-02-04    
Ref:            https://rdap.arin.net/registry/autnum/397285


OrgName:        Cambridge Telephone
OrgId:          CAMBR-3
Address:        130 N Superior St
City:           Cambridge
StateProv:      ID
PostalCode:     83610
Country:        US
RegDate:        2003-08-21
Updated:        2025-05-19
Ref:            https://rdap.arin.net/registry/entity/CAMBR-3


OrgNOCHandle: NOC32278-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-208-257-3310 
OrgNOCEmail:  noc@ctctele.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC32278-ARIN

OrgAbuseHandle: NOC32278-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-208-257-3310 
OrgAbuseEmail:  noc@ctctele.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC32278-ARIN

OrgTechHandle: NOC32278-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-208-257-3310 
OrgTechEmail:  noc@ctctele.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC32278-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

Peers

AS Number	Description	Country
AS15305	Syringa Networks, LLC	US

Upstreams

AS Number	Description	Country
AS15305	Syringa Networks, LLC	US