AS2149 - COGENT-2149 - Cogent Communications, LLC, US

AS Number
AS2149
AS Name
COGENT-2149
Org Name
Cogent Communications, LLC
Country
United States
Registry

arin

RegDate

2000-05-30

Updated

2025-09-23

AS2149 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

1

IPv4 NUMs

256

IPv6 NUMs(/64)

65,536

256 IPv4 Addresses
CIDR Description IP Num
192.33.4.0/24 PSINet, Inc. 256
CIDR Description IP NUMs(prefix /64)
2001:500:2::/48 Cogent Communications 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 35,906,304 185,519,505,408 IPv4 IPv4 IPv6 IPv6 
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, LLC
OrgId:          COGC
Address:        2450 N Street NW
City:           Washington
StateProv:      DC
PostalCode:     20037
Country:        US
RegDate:        2000-05-30
Updated:        2025-09-23
Comment:        Geofeed https://geofeed.cogentco.com/geofeed.csv
Ref:            https://rdap.arin.net/registry/entity/COGC

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

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

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