ASN Lookup Tool

Charles River Operation LLC chasriver.com US US 63 Routes

AS Data

AS64249

AS64249 – Charles River Operation LLC

AS Number 64249
AS Name ENDOFFICE
Organization Charles River Operation LLC (jc-328)
Country US
Website chasriver.com
Number of IPv4 Routes 58
Number of IPv6 Routes 5
ASN type HOSTING
Registry ARIN
Date Allocated 2016-04-08

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IP Ranges

Route # IPs
154.39.0.0/24 256
79.98.182.0/24 256
74.118.68.0/24 256
31.132.54.0/24 256
67.22.61.0/24 256
45.67.142.0/24 256
144.86.187.0/24 256
207.32.128.0/19 8192
38.242.7.0/24 256
5.182.51.0/24 256
67.22.62.0/24 256
63.251.142.0/24 256
198.145.142.0/24 256
52.124.20.0/23 512
154.3.129.0/24 256
45.10.23.0/24 256
45.58.211.0/24 256
63.246.156.0/24 256
2607:5840::/32 ~79×10²⁷
94.154.176.0/24 256
192.203.175.0/24 256
45.67.144.0/24 256
38.242.12.0/24 256
5.182.199.0/24 256
154.3.236.0/24 256
154.12.6.0/24 256
45.67.143.0/24 256
66.150.196.0/24 256
154.3.45.0/24 256
154.12.2.0/24 256
198.145.141.0/24 256
154.9.154.0/24 256
154.13.0.0/24 256
154.3.237.0/24 256
74.118.69.0/24 256
79.98.181.0/24 256
147.189.137.0/24 256
2001:4830:c210::/48 ~1×10²⁴
38.242.18.0/24 256
44.32.53.0/24 256
2606:6680:13::/48 ~1×10²⁴
206.197.231.0/24 256
2602:fe6d::/36 ~5×10²⁷
38.242.24.0/24 256
94.154.179.0/24 256
63.246.128.0/24 256
193.148.94.0/24 256
38.124.1.0/24 256
154.3.222.0/24 256
198.145.143.0/24 256
94.154.168.0/23 512
74.118.70.0/24 256
63.246.157.0/24 256
38.146.55.0/24 256
44.104.110.0/24 256
66.150.192.0/24 256
92.249.28.0/24 256
66.150.198.0/24 256
154.39.2.0/24 256
2001:4830:c900::/40 ~309×10²⁴

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:       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:  support@endoffice.com
OrgTechRef:    https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgNOCHandle: COPSO-ARIN
OrgNOCName:   Copson, Jay 
OrgNOCPhone:  +1-978-344-2656 
OrgNOCEmail:  support@endoffice.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/COPSO-ARIN

OrgAbuseHandle: COPSO-ARIN
OrgAbuseName:   Copson, Jay 
OrgAbusePhone:  +1-978-344-2656 
OrgAbuseEmail:  support@endoffice.com
OrgAbuseRef:    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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS26824 VLUZNET US
AS395584 Data Management US
AS1239 Cogent Communications, LLC US
AS174 Cogent Communications, LLC US
AS27552 TowardEX Technologies International, Inc. US

Upstreams

AS Number Description Country
AS395584 Data Management US
AS174 Cogent Communications, LLC US
AS27552 TowardEX Technologies International, Inc. US

Downstreams

AS Number Description Country
AS26824 VLUZNET US

Legacy Routes

185.67.166.0/24 185.67.165.0/24 185.67.164.0/24 185.67.167.0/24

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Frequently Asked Questions

ASN AS64249 is an Autonomous System Number used to identify a network for BGP internet routing.
AS64249 is listed under Charles River Operation LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.