AS2734 CoreSite

CORESITE

Company Website

IPv4 Addresses: 31,744

Number of Peers: 32

Number of Prefixes: 77

Traffic Estimation: 20-50Gbps

ASN
Prefixes
Peers
Upstreams
Downstreams
Graphs
World Map
Raw Whois
IX

IPv4 Prefixes
IPv6 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
66.35.64.0/23	CoreSite	66.35.64.0/19	ARIN
66.35.67.0/24	CoreSite	66.35.64.0/19	ARIN
66.35.68.0/22	CoreSite	66.35.64.0/19	ARIN
66.35.72.0/21	CoreSite	66.35.64.0/19	ARIN
66.35.80.0/24	CoreSite	66.35.64.0/19	ARIN
66.35.83.0/24	CoreSite	66.35.64.0/19	ARIN
66.35.84.0/23	CoreSite	66.35.64.0/19	ARIN
66.35.86.0/24	CoreSite	66.35.64.0/19	ARIN
66.35.88.0/21	CoreSite	66.35.64.0/19	ARIN
66.128.144.0/23	CoreSite	66.128.144.0/20	ARIN
66.128.146.0/24	CoreSite	66.128.144.0/20	ARIN
66.128.147.0/24	CoreSite	67.210.224.0/19	ARIN
66.128.148.0/22	CoreSite	66.128.144.0/20	ARIN
66.128.152.0/23	CoreSite	66.192.0.0/14	ARIN
66.128.154.0/24	CoreSite	66.128.144.0/20	ARIN
66.128.155.0/24	CoreSite	66.128.144.0/20	ARIN
66.128.156.0/22	CoreSite	66.128.144.0/20	ARIN
67.212.144.0/23	CoreSite	67.212.144.0/20	ARIN
67.212.146.0/23	CoreSite	67.212.144.0/20	ARIN
67.212.148.0/23	CoreSite	67.212.144.0/20	ARIN
67.212.150.0/24	CoreSite	66.214.0.0/15	ARIN
67.212.151.0/24	CoreSite	67.212.144.0/20	ARIN
67.212.152.0/24	CoreSite	68.144.0.0/13	ARIN
67.212.153.0/24	CoreSite	67.212.144.0/20	ARIN
67.212.154.0/24	CoreSite	67.212.144.0/20	ARIN
67.212.155.0/24	CoreSite	67.212.144.0/20	ARIN
67.212.156.0/23	CoreSite	67.212.144.0/20	ARIN
67.212.158.0/23	CoreSite	67.212.144.0/20	ARIN
98.158.144.0/22	U.S. COLO, LLC	98.158.144.0/20	ARIN
98.158.144.0/23	U.S. COLO, LLC	98.158.144.0/20	ARIN
98.158.148.0/24	U.S. COLO, LLC	98.158.144.0/20	ARIN
98.158.152.0/22	U.S. COLO, LLC	98.158.144.0/20	ARIN
98.158.157.0/24	U.S. COLO, LLC	98.158.144.0/20	ARIN
98.158.158.0/23	U.S. COLO, LLC	98.158.144.0/20	ARIN
162.216.127.0/24	Gaggle	162.216.126.0/23	ARIN
173.45.170.0/24	CoreSite	173.45.170.0/24	ARIN
173.45.174.0/24	CoreSite	173.45.174.0/23	ARIN
173.45.175.0/24	CoreSite	173.45.174.0/23	ARIN
192.34.20.0/23	U.S. COLO, LLC	192.34.20.0/22	ARIN
192.34.22.0/23	U.S. COLO, LLC	192.34.20.0/22	ARIN
192.150.41.0/24	U.S. COLO, LLC	192.150.41.0/24	ARIN
199.119.180.0/22	CoreSite	199.119.180.0/22	ARIN
199.197.10.0/23	U.S. COLO, LLC	199.197.10.0/23	ARIN
204.9.200.0/22	U.S. COLO, LLC	204.9.200.0/21	ARIN
204.9.204.0/24	U.S. COLO, LLC	204.9.200.0/21	ARIN
206.223.143.0/24	CoreSite	206.223.143.0/24	ARIN
208.64.248.0/24	U.S. COLO, LLC	208.64.248.0/21	ARIN
208.64.251.0/24	U.S. COLO, LLC	208.64.248.0/21	ARIN
208.64.252.0/23	U.S. COLO, LLC	208.64.248.0/21	ARIN
208.64.254.0/23	U.S. COLO, LLC	208.64.248.0/21	ARIN
208.74.72.0/22	U.S. COLO, LLC	208.74.72.0/21	ARIN
208.74.76.0/23	U.S. COLO, LLC	208.74.72.0/21	ARIN
208.74.78.0/23	U.S. COLO, LLC	208.74.72.0/21	ARIN
208.77.96.0/21	CoreSite	208.77.96.0/21	ARIN
208.78.157.0/24	U.S. COLO, LLC	208.78.157.0/24	ARIN
208.84.144.0/21	CoreSite	208.84.144.0/21	ARIN

Announced Prefix	Description	Parent Prefix	RIR
2604:3fc0:2000::/36	CoreSite	2604:3fc0::/32	ARIN
2604:3fc0:3000::/36	CoreSite	2604:3fc0::/32	ARIN
2605:6c00::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:1::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:2::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:3::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:4::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:5::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:6::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:7::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:8::/48	CoreSite	2605:6c00::/32	ARIN
2605:6c00:1000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:2000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:3000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:4000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:5000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:6000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:7000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:8000::/36	CoreSite	2605:6c00::/32	ARIN
2605:6c00:a000::/36	CoreSite	2605:6c00::/32	ARIN
2607:2f80::/32	U.S. COLO, LLC	2607:2f80::/32	ARIN

IPv4 Peers
IPv6 Peers

ASN	Name	Description
AS3356	LEVEL3	Level 3 Parent, LLC
AS396300	CORESITE-RETIRED	CoreSite
AS18106	VIEWQWEST-SG-AP	Viewqwest Pte Ltd
AS6939	HURRICANE	Hurricane Electric LLC
AS3303	SWISSCOM	Swisscom (Switzerland) Ltd
AS3257	GTT-BACKBONE	GTT
AS1011	ACCUTAR-NA-01	Accutar Biotechnology (Canada) Inc.
AS6453	AS6453	TATA COMMUNICATIONS (AMERICA) INC
AS5651	GMLL-AS	GMLL CAPITAL MANAGEMENT LLC
AS20304	LEPTON-GLOABL-SOLUTIONS-2012	Lepton Global Solutions, LLC.
AS262415	OPEN PROCESSAMENTO DE DADOS LTDA	OPEN PROCESSAMENTO DE DADOS LTDA
AS400986	ADSYSTECH-AS-01	Adsystech, Inc.
AS2914	NTT-DATA-2914	NTT America, Inc.
AS46852	IMC-CHICAGO	IMC Markets
AS398079	EMINENT	Eminent, Inc
AS11333	CYBERTRAILS	CyberTrails
AS27552	TWDX	TowardEX Technologies International, Inc.
AS10255	SINISTER	Sinister and Solitary
AS397822	CRC-ASN	California Resources Corporation
AS30149	GS-FFN	The Goldman Sachs Group, Inc.
AS22330	CATALINAMKT	Catalina Marketing Corporation
AS54525	AGT01	APPLIED GLOBAL TECHNOLOGIES, LLC

ASN	Name	Description
AS27552	TWDX	TowardEX Technologies International, Inc.
AS10255	SINISTER	Sinister and Solitary
AS6939	HURRICANE	Hurricane Electric LLC
AS18106	VIEWQWEST-SG-AP	Viewqwest Pte Ltd
AS3257	GTT-BACKBONE	GTT
AS3356	LEVEL3	Level 3 Parent, LLC
AS2914	NTT-DATA-2914	NTT America, Inc.
AS58511	ANYCAST-GLOBAL-BACKBONE	Anycast Global Backbone
AS9002	RETN-AS	RETN Limited
AS1011	ACCUTAR-NA-01	Accutar Biotechnology (Canada) Inc.

IPv4 Upstreams
IPv6 Upstreams

ASN	Name	Description
AS3257	GTT-BACKBONE	GTT
AS2914	NTT-DATA-2914	NTT America, Inc.
AS6939	HURRICANE	Hurricane Electric LLC
AS3356	LEVEL3	Level 3 Parent, LLC
AS6453	AS6453	TATA COMMUNICATIONS (AMERICA) INC

IPv4 Upstream Graph

ASN	Name	Description
AS3257	GTT-BACKBONE	GTT
AS2914	NTT-DATA-2914	NTT America, Inc.
AS6939	HURRICANE	Hurricane Electric LLC
AS3356	LEVEL3	Level 3 Parent, LLC
AS27552	TWDX	TowardEX Technologies International, Inc.

IPv6 Upstream Graph

IPv4 Downstreams
IPv6 Downstreams

ASN	Name	Description
AS10255	SINISTER	Sinister and Solitary
AS11333	CYBERTRAILS	CyberTrails
AS262415	OPEN PROCESSAMENTO DE DADOS LTDA	OPEN PROCESSAMENTO DE DADOS LTDA
AS1011	ACCUTAR-NA-01	Accutar Biotechnology (Canada) Inc.
AS5651	GMLL-AS	GMLL CAPITAL MANAGEMENT LLC
AS20304	LEPTON-GLOABL-SOLUTIONS-2012	Lepton Global Solutions, LLC.
AS54525	AGT01	APPLIED GLOBAL TECHNOLOGIES, LLC
AS397822	CRC-ASN	California Resources Corporation
AS30149	GS-FFN	The Goldman Sachs Group, Inc.
AS46852	IMC-CHICAGO	IMC Markets
AS398079	EMINENT	Eminent, Inc
AS22330	CATALINAMKT	Catalina Marketing Corporation
AS400986	ADSYSTECH-AS-01	Adsystech, Inc.

Country	ASN	Name	Description	IPv4
	AS10255	SINISTER	Sinister and Solitary
	AS1011	ACCUTAR-NA-01	Accutar Biotechnology (Canada) Inc.

#
# 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:       2734
ASName:         CORESITE
ASHandle:       AS2734
RegDate:        2009-09-01
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/2734


OrgName:        CoreSite
OrgId:          COWIL
Address:        1001 17th St
Address:        Suite 500
City:           Denver
StateProv:      CO
PostalCode:     80202
Country:        US
RegDate:        2005-01-14
Updated:        2025-04-09
Ref:            https://rdap.arin.net/registry/entity/COWIL


OrgTechHandle: CMM8-ARIN
OrgTechName:   Malayter, Christopher Michael
OrgTechPhone:  +1-608-301-5180 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CMM8-ARIN

OrgTechHandle: JENSE37-ARIN
OrgTechName:   Jensen, John 
OrgTechPhone:  +1-571-612-7142 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/JENSE37-ARIN

OrgNOCHandle: CORES4-ARIN
OrgNOCName:   Coresite OSC
OrgNOCPhone:  +1-866-777-2673 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/CORES4-ARIN

OrgAbuseHandle: CORES5-ARIN
OrgAbuseName:   CoreSite Abuse
OrgAbusePhone:  +1-866-777-2673 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CORES5-ARIN

OrgTechHandle: REEDC55-ARIN
OrgTechName:   Reed, Christopher 
OrgTechPhone:  +1-213-327-1203 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/REEDC55-ARIN

OrgTechHandle: STANL503-ARIN
OrgTechName:   Stanley, Michael 
OrgTechPhone:  +1-202-827-7002 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/STANL503-ARIN

OrgTechHandle: JFA116-ARIN
OrgTechName:   Favis, Jerome 
OrgTechPhone:  +1-213-327-1208 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/JFA116-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	Name	IPv4	IPv6	Port Speed
Any2Denver	CoreSite - Any2Denver	206.51.46.244	2605:6c00:303:303::244	10 Gbps
Any2West	CoreSite - Any2West	206.72.210.244	2001:504:13::210:244	100 Gbps
SFMIX	San Francisco Metropolitan Internet Exchange	206.197.187.10	2001:504:30::ba00:2734:1	10 Gbps
Any2East	CoreSite - Any2East	206.51.40.244	2001:504:13:1::244	10 Gbps
MASS-IX	MASS IX, Boston/Massachusetts Internet Exchange	206.53.143.10	2001:504:47::aae:0:1	10 Gbps
Any2Chicago	CoreSite - Any2Chicago	206.51.43.244	2001:504:13:4::244	100 Gbps
ChIX	Chicago Internet Exchange	206.41.110.27	2001:504:41:110::27	10 Gbps
Any2West	CoreSite - Any2West	206.72.211.115	2001:504:13::211:115	100 Gbps
Any2West	CoreSite - Any2West	206.72.211.248	2001:504:13::211:248	100 Gbps
Any2East	CoreSite - Any2East	206.51.40.241	2001:504:13:1::241	10 Gbps
Any2East	CoreSite - Any2East	206.51.40.242	2001:504:13:1::242	10 Gbps
Any2East	CoreSite - Any2East	206.51.40.243	2001:504:13:1::243	10 Gbps
Any2West	CoreSite - Any2West	206.72.211.249	2001:504:13::211:249	100 Gbps
Any2East	CoreSite - Any2East	206.51.40.245	2001:504:13:1::245	10 Gbps
Any2East	CoreSite - Any2East	206.51.40.246	2001:504:13:1::246	10 Gbps
Any2Chicago	CoreSite - Any2Chicago	206.51.43.245	2001:504:13:4::245	100 Gbps
Any2Denver	CoreSite - Any2Denver	206.51.46.245	2605:6c00:303:303::245	10 Gbps
NYIIX New York	New York International Internet eXchange	198.32.161.41	2001:504:1::a500:2734:1	10 Gbps
CIX-ATL	Community IX - Atlanta	206.71.12.99	2001:504:40:12::1:99	100 Gbps
Any2East	CoreSite - Any2East	206.51.40.247	2001:504:13:1::247	100 Gbps
Any2East	CoreSite - Any2East	206.51.40.248	2001:504:13:1::248	100 Gbps
DE-CIX Chicago	DE-CIX Chicago	149.112.11.61	2001:504:102::aae:0:1	1 Gbps

AS2734 CoreSite

CORESITE

AS2734 Summary

Regional Registry:

Allocation Status:

Traffic Estimation:

Traffic Ratio:

Internet Exchanges:

Website:

AS2734 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

Abuse Contacts:

Address:

Loading...