ASN AS1650 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1650?

AS1650 is listed under Cambridge Public Schools.

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.

AS1650 Cambridge Public Schools

ASN Lookup Tool

Cambridge Public Schools cpsd.us

US 1 Routes

AS Data

AS1650

AS1650 – Cambridge Public Schools

AS Number	1650
AS Name	CAMBRIDGEMA-PUBLIC-SCHOOLS
Organization	Cambridge Public Schools (cambr-32)
Country	US
Website	cpsd.us
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2009-08-17

ASN Intelligence API for production workflows

Use ASN data for AS1650 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.167.95.0/24	AS1650	Cambridge Public Schools	Level 3 Parent, LLC	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:       1650
ASName:         CAMBRIDGEMA-PUBLIC-SCHOOLS
ASHandle:       AS1650
RegDate:        2009-08-17
Updated:        2012-03-02
Comment:        http://www.cpsd.us
Ref:            https://rdap.arin.net/registry/autnum/1650


OrgName:        Cambridge Public Schools
OrgId:          CAMBR-32
Address:        459 Broadway
City:           Cambridge
StateProv:      MA
PostalCode:     02138
Country:        US
RegDate:        2009-07-28
Updated:        2009-07-28
Comment:        http://www.cpsd.us
Comment:        Standard Hours 8am - 4pm EST
Ref:            https://rdap.arin.net/registry/entity/CAMBR-32


OrgAbuseHandle: KKE94-ARIN
OrgAbuseName:   Keegan, Kevin 
OrgAbusePhone:  +1-617-349-6800 
OrgAbuseEmail:  kkeegan@cpsd.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KKE94-ARIN

OrgNOCHandle: KKE94-ARIN
OrgNOCName:   Keegan, Kevin 
OrgNOCPhone:  +1-617-349-6800 
OrgNOCEmail:  kkeegan@cpsd.us
OrgNOCRef:    https://rdap.arin.net/registry/entity/KKE94-ARIN

OrgTechHandle: KKE94-ARIN
OrgTechName:   Keegan, Kevin 
OrgTechPhone:  +1-617-349-6800 
OrgTechEmail:  kkeegan@cpsd.us
OrgTechRef:    https://rdap.arin.net/registry/entity/KKE94-ARIN

RAbuseHandle: KKE94-ARIN
RAbuseName:   Keegan, Kevin 
RAbusePhone:  +1-617-349-6800 
RAbuseEmail:  kkeegan@cpsd.us
RAbuseRef:    https://rdap.arin.net/registry/entity/KKE94-ARIN

RNOCHandle: KKE94-ARIN
RNOCName:   Keegan, Kevin 
RNOCPhone:  +1-617-349-6800 
RNOCEmail:  kkeegan@cpsd.us
RNOCRef:    https://rdap.arin.net/registry/entity/KKE94-ARIN

RTechHandle: KKE94-ARIN
RTechName:   Keegan, Kevin 
RTechPhone:  +1-617-349-6800 
RTechEmail:  kkeegan@cpsd.us
RTechRef:    https://rdap.arin.net/registry/entity/KKE94-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" : "1650",
    "as_handle" : "AS1650",
    "as_name" : "CAMBRIDGEMA-PUBLIC-SCHOOLS",
    "tech_contacts" : [ "KKE94-ARIN", "KKE94-ARIN" ],
    "abuse_contacts" : [ "KKE94-ARIN", "KKE94-ARIN" ],
    "date_created" : "2009-08-17",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/1650"
  } ],
  "organization" : {
    "handle" : "CAMBR-32",
    "name" : "Cambridge Public Schools",
    "address" : [ "459 Broadway", "Cambridge", "MA", "02138", "US" ],
    "street" : "Broadway",
    "city" : "Cambridge",
    "state" : "MA",
    "zip_code" : "02138",
    "country" : [ "US" ],
    "date_created" : "2009-07-28",
    "date_updated" : "2009-07-28",
    "source" : "https://rdap.arin.net/registry/entity/CAMBR-32",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "KKE94-ARIN",
    "name" : "Keegan, Kevin",
    "email" : [ "kkeegan@cpsd.us" ],
    "phone" : [ "+1-617-349-6800" ],
    "source" : "https://rdap.arin.net/registry/entity/KKE94-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "KKE94-ARIN",
    "name" : "Keegan, Kevin",
    "email" : [ "kkeegan@cpsd.us" ],
    "phone" : [ "+1-617-349-6800" ],
    "source" : "https://rdap.arin.net/registry/entity/KKE94-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS11537	Internet2	US
AS11164	Internet2	US

Upstreams

AS Number	Description	Country
AS11537	Internet2	US
AS11164	Internet2	US