AS2149 Cogent Communications

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	192.33.4.0/24	PSINet, Inc.		192.33.4.0/24	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2001:500:2::/48	Cogent Communications		2001:500:1::/48	ARIN

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS174	COGENT-174	Cogent Communications

Country	ASN	Name	Description	IPv4
	AS174	COGENT-174	Cogent Communications

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS174	COGENT-174	Cogent Communications

IPv4 Upstream Graph

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IPv4 Upstream Graph

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Country	ASN	Name	Description	IPv4
	AS174	COGENT-174	Cogent Communications

IPv6 Upstream Graph

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IPv6 Upstream Graph

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#
# 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:       2149
ASName:         COGENT-2149
ASHandle:       AS2149
RegDate:        1993-01-14
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/2149


OrgName:        Cogent Communications
OrgId:          COGC
Address:        2450 N Street NW
City:           Washington
StateProv:      DC
PostalCode:     20037
Country:        US
RegDate:        2000-05-30
Updated:        2023-10-11
Comment:        Geofeed https://geofeed.cogentco.com/geofeed.csv
Ref:            https://rdap.arin.net/registry/entity/COGC

ReferralServer:  rwhois://rwhois.cogentco.com:4321

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName:   Cogent Abuse
OrgAbusePhone:  +1-877-875-4311 
OrgAbuseEmail:  abuse@cogentco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/COGEN-ARIN

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation
OrgTechPhone:  +1-877-875-4311 
OrgTechEmail:  ipalloc@cogentco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPALL-ARIN

OrgNOCHandle: ZC108-ARIN
OrgNOCName:   Cogent Communications
OrgNOCPhone:  +1-877-875-4311 
OrgNOCEmail:  noc@cogentco.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZC108-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.
#