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IP address details
AS64249
Charles River Operation·endoffice.com
IP address details
AS64249
Charles River Operation·endoffice.com
  • Summary IP.CC
  • Prefixes
  • Peers
  • Upstream
  • Downstream
  • Graphs
  • World Map
  • WHOIS Details
  • IX

Summary

  • As Number
    AS64249
  • Org Name
    Charles River Operation
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    8th April 2016
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    55
  • Ipv6 Prefixes
    7
  • Ipv4 Peers
    5
  • Ipv6 Peers
    4
  • Ipv4 Upstreams
    3
  • Ipv6 Upstreams
    4

Prefixes

There are 55 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States144.86.187.0/24
Taozen Services LLC
--ARIN
United States147.189.137.0/24
SMARTHOST, LLC
147.189.128.0/20RIPE
United States154.12.2.0/24
PSINet, Inc.
154.12.0.0/16ARIN
United States154.12.6.0/24
PSINet, Inc.
154.12.0.0/16ARIN
United States154.13.0.0/24
PSINet, Inc.
154.13.0.0/16ARIN
United States154.3.129.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.3.222.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.3.236.0/24
PSINet, Inc.
154.3.0.0/16ARIN
United States154.3.237.0/24
PSINet, Inc.
154.3.0.0/16ARIN
United States154.3.45.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.39.0.0/24
PSINet, Inc.
154.39.0.0/16ARIN
United States154.39.2.0/24
Charles River Operation
154.39.0.0/16ARIN
United States154.9.0.0/24
Performance Systems International
154.9.0.0/16ARIN
United States154.9.154.0/24
Performance Systems International
154.9.0.0/16ARIN
United States192.203.175.0/24
Macross Information Systems
--ARIN
United States193.148.94.0/24
Wired ISP Inc.
193.148.94.0/23RIPE
United States198.11.119.0/24
Rue La La Inc
198.11.116.0/22ARIN
United States206.197.231.0/24
Accord Software, Inc.
--ARIN
United States207.32.128.0/19
20 Point Networks LLC
--ARIN
United States38.124.1.0/24
Charles River Operation
38.0.0.0/8ARIN
  • 1
  • 2
  • 3
IP Ranges API
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Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 5 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS14315
1GSERVERS, LLC
true
AS15040
SEMTELCO, INC
false
AS174
true
AS26824
VLUZNET
false
AS27552
TowardEX Technologies International, Inc.
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 3 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS14315
1GSERVERS, LLC
true
AS174
true
AS27552
TowardEX Technologies International, Inc.
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 2 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
AS15040
SEMTELCO, INC
true
AS26824
VLUZNET
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS64249 Combined Upstream Graph AS64249 AS64249 AS174 AS174 AS64249->AS174 AS27552 AS27552 AS64249->AS27552 AS46887 AS46887 AS64249->AS46887 AS3356 AS3356 AS174->AS3356 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS2914 AS2914 AS174->AS2914 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS7018 AS7018 AS174->AS7018 AS701 AS701 AS174->AS701 AS27552->AS3356 AS27552->AS1299 AS46887->AS3356 AS46887->AS3257 AS6461 AS6461 AS46887->AS6461 AS3356->AS174 AS3356->AS2497 AS3356->AS3257 AS3356->AS2914 AS3356->AS1239 AS3356->AS7018 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209 AS1299->AS3257 AS1299->AS2914 AS1299->AS701 AS1299->AS6461
AS64249 Combined Upstream Graph AS64249 AS64249 AS174 AS174 AS64249->AS174 AS27552 AS27552 AS64249->AS27552 AS46887 AS46887 AS64249->AS46887 AS3356 AS3356 AS174->AS3356 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS2914 AS2914 AS174->AS2914 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS7018 AS7018 AS174->AS7018 AS701 AS701 AS174->AS701 AS27552->AS3356 AS27552->AS1299 AS46887->AS3356 AS46887->AS3257 AS6461 AS6461 AS46887->AS6461 AS3356->AS174 AS3356->AS2497 AS3356->AS3257 AS3356->AS2914 AS3356->AS1239 AS3356->AS7018 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209 AS1299->AS3257 AS1299->AS2914 AS1299->AS701 AS1299->AS6461

World Map

WHOIS Details


#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber: 64249
ASName: ENDOFFICE
ASHandle: AS64249
RegDate: 2016-04-08
Updated: 2016-04-08
Comment: www.endoffice.com
Ref: https://rdap.arin.net/registry/autnum/64249


OrgName: Charles River Operation
OrgId: JC-328
Address: 6 Liberty Sq., Ste. 170
City: Boston
StateProv: MA
PostalCode: 02109
Country: US
RegDate: 2016-04-04
Updated: 2018-05-01
Comment: http://www.endoffice.com
Ref: https://rdap.arin.net/registry/entity/JC-328


OrgTechHandle: COPSO-ARIN
OrgTechName: Copson, Jay
OrgTechPhone: +1-978-344-2656
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgAbuseHandle: COPSO-ARIN
OrgAbuseName: Copson, Jay
OrgAbusePhone: +1-978-344-2656
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgNOCHandle: COPSO-ARIN
OrgNOCName: Copson, Jay
OrgNOCPhone: +1-978-344-2656
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/COPSO-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber: 64249
ASName: ENDOFFICE
ASHandle: AS64249
RegDate: 2016-04-08
Updated: 2016-04-08
Comment: www.endoffice.com
Ref: https://rdap.arin.net/registry/autnum/64249


OrgName: Charles River Operation
OrgId: JC-328
Address: 6 Liberty Sq., Ste. 170
City: Boston
StateProv: MA
PostalCode: 02109
Country: US
RegDate: 2016-04-04
Updated: 2018-05-01
Comment: http://www.endoffice.com
Ref: https://rdap.arin.net/registry/entity/JC-328


OrgTechHandle: COPSO-ARIN
OrgTechName: Copson, Jay
OrgTechPhone: +1-978-344-2656
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgAbuseHandle: COPSO-ARIN
OrgAbuseName: Copson, Jay
OrgAbusePhone: +1-978-344-2656
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgNOCHandle: COPSO-ARIN
OrgNOCName: Copson, Jay
OrgNOCPhone: +1-978-344-2656
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/COPSO-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

IX

  • 1
  • 1
IP.CC
Search
IP address details
AS64249
Charles River Operation·endoffice.com
IP address details
AS64249
Charles River Operation·endoffice.com

Summary

  • As Number
    AS64249
  • Org Name
    Charles River Operation
  • Country
  • Country Code
  • Website
  • Regional Registry
    IANA
  • Allocated Date
    8th April 2016
  • Allocated Status
    Assigned
  • Ipv4 Prefixes
    55
  • Ipv6 Prefixes
    7
  • Ipv4 Peers
    5
  • Ipv6 Peers
    4
  • Ipv4 Upstreams
    3
  • Ipv6 Upstreams
    4

Prefixes

There are 55 IPv4 Prefixes for this ASN.

Country
Announced Prefix
Description
Parent Prefix
RIR
United States144.86.187.0/24
Taozen Services LLC
--ARIN
United States147.189.137.0/24
SMARTHOST, LLC
147.189.128.0/20RIPE
United States154.12.2.0/24
PSINet, Inc.
154.12.0.0/16ARIN
United States154.12.6.0/24
PSINet, Inc.
154.12.0.0/16ARIN
United States154.13.0.0/24
PSINet, Inc.
154.13.0.0/16ARIN
United States154.3.129.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.3.222.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.3.236.0/24
PSINet, Inc.
154.3.0.0/16ARIN
United States154.3.237.0/24
PSINet, Inc.
154.3.0.0/16ARIN
United States154.3.45.0/24
Charles River Operation
154.3.0.0/16ARIN
United States154.39.0.0/24
PSINet, Inc.
154.39.0.0/16ARIN
United States154.39.2.0/24
Charles River Operation
154.39.0.0/16ARIN
United States154.9.0.0/24
Performance Systems International
154.9.0.0/16ARIN
United States154.9.154.0/24
Performance Systems International
154.9.0.0/16ARIN
United States192.203.175.0/24
Macross Information Systems
--ARIN
United States193.148.94.0/24
Wired ISP Inc.
193.148.94.0/23RIPE
United States198.11.119.0/24
Rue La La Inc
198.11.116.0/22ARIN
United States206.197.231.0/24
Accord Software, Inc.
--ARIN
United States207.32.128.0/19
20 Point Networks LLC
--ARIN
United States38.124.1.0/24
Charles River Operation
38.0.0.0/8ARIN
  • 1
  • 2
  • 3
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology
IP Ranges API
Get this data and more with IPinfo's powerful IP Ranges API - quickly and easily identify company-owned IP ranges.
Useful for GameTech, and Advertising Technology

Peers

There are 5 IPv4 Peers for this ASN.

Country
ASN
Description
IPv6
AS14315
1GSERVERS, LLC
true
AS15040
SEMTELCO, INC
false
AS174
true
AS26824
VLUZNET
false
AS27552
TowardEX Technologies International, Inc.
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Upstream

There are 3 IPv4 Upstreams for this ASN.

Country
ASN
Description
IPv6
AS14315
1GSERVERS, LLC
true
AS174
true
AS27552
TowardEX Technologies International, Inc.
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Downstream

There are 2 IPv4 Downstreams for this ASN.

Country
ASN
Description
IPv6
AS15040
SEMTELCO, INC
true
AS26824
VLUZNET
true
  • 1
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity
ASN data
ASN details for every IP address and every ASN’s related domains, allocation date, registry name, total number of IP addresses, and assigned prefixes.
Useful for Cybersecurity

Graphs

AS64249 Combined Upstream Graph AS64249 AS64249 AS174 AS174 AS64249->AS174 AS27552 AS27552 AS64249->AS27552 AS46887 AS46887 AS64249->AS46887 AS3356 AS3356 AS174->AS3356 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS2914 AS2914 AS174->AS2914 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS7018 AS7018 AS174->AS7018 AS701 AS701 AS174->AS701 AS27552->AS3356 AS27552->AS1299 AS46887->AS3356 AS46887->AS3257 AS6461 AS6461 AS46887->AS6461 AS3356->AS174 AS3356->AS2497 AS3356->AS3257 AS3356->AS2914 AS3356->AS1239 AS3356->AS7018 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209 AS1299->AS3257 AS1299->AS2914 AS1299->AS701 AS1299->AS6461
AS64249 Combined Upstream Graph AS64249 AS64249 AS174 AS174 AS64249->AS174 AS27552 AS27552 AS64249->AS27552 AS46887 AS46887 AS64249->AS46887 AS3356 AS3356 AS174->AS3356 AS2497 AS2497 AS174->AS2497 AS3257 AS3257 AS174->AS3257 AS2914 AS2914 AS174->AS2914 AS1239 AS1239 AS174->AS1239 AS1299 AS1299 AS174->AS1299 AS7018 AS7018 AS174->AS7018 AS701 AS701 AS174->AS701 AS27552->AS3356 AS27552->AS1299 AS46887->AS3356 AS46887->AS3257 AS6461 AS6461 AS46887->AS6461 AS3356->AS174 AS3356->AS2497 AS3356->AS3257 AS3356->AS2914 AS3356->AS1239 AS3356->AS7018 AS3549 AS3549 AS3356->AS3549 AS209 AS209 AS3356->AS209 AS1299->AS3257 AS1299->AS2914 AS1299->AS701 AS1299->AS6461

World Map

WHOIS Details


#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber: 64249
ASName: ENDOFFICE
ASHandle: AS64249
RegDate: 2016-04-08
Updated: 2016-04-08
Comment: www.endoffice.com
Ref: https://rdap.arin.net/registry/autnum/64249


OrgName: Charles River Operation
OrgId: JC-328
Address: 6 Liberty Sq., Ste. 170
City: Boston
StateProv: MA
PostalCode: 02109
Country: US
RegDate: 2016-04-04
Updated: 2018-05-01
Comment: http://www.endoffice.com
Ref: https://rdap.arin.net/registry/entity/JC-328


OrgTechHandle: COPSO-ARIN
OrgTechName: Copson, Jay
OrgTechPhone: +1-978-344-2656
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgAbuseHandle: COPSO-ARIN
OrgAbuseName: Copson, Jay
OrgAbusePhone: +1-978-344-2656
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgNOCHandle: COPSO-ARIN
OrgNOCName: Copson, Jay
OrgNOCPhone: +1-978-344-2656
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/COPSO-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber: 64249
ASName: ENDOFFICE
ASHandle: AS64249
RegDate: 2016-04-08
Updated: 2016-04-08
Comment: www.endoffice.com
Ref: https://rdap.arin.net/registry/autnum/64249


OrgName: Charles River Operation
OrgId: JC-328
Address: 6 Liberty Sq., Ste. 170
City: Boston
StateProv: MA
PostalCode: 02109
Country: US
RegDate: 2016-04-04
Updated: 2018-05-01
Comment: http://www.endoffice.com
Ref: https://rdap.arin.net/registry/entity/JC-328


OrgTechHandle: COPSO-ARIN
OrgTechName: Copson, Jay
OrgTechPhone: +1-978-344-2656
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgAbuseHandle: COPSO-ARIN
OrgAbuseName: Copson, Jay
OrgAbusePhone: +1-978-344-2656
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgNOCHandle: COPSO-ARIN
OrgNOCName: Copson, Jay
OrgNOCPhone: +1-978-344-2656
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/COPSO-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

IX

  • 1
  • 1
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What is an ASN?
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
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