ASN Lookup Tool

Cogent Communications, LLC cogentco.com US US 0 Routes

AS Data

AS12207

AS12207 – Cogent Communications, LLC

AS Number 12207
AS Name COGENT-12207
Organization Cogent Communications, LLC(cogc)
Country US
Website cogentco.com
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type ISP
Registry ARIN
Date Allocated 2003-03-13

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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:       12207
ASName:         COGENT-12207
ASHandle:       AS12207
RegDate:        2003-03-13
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/12207



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

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

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

RNOCHandle: PV15-ARIN
RNOCName:   Vixie, Paul 
RNOCPhone:  +1-650-393-3994 
RNOCEmail:  paul@redbarn.org
RNOCRef:    https://rdap.arin.net/registry/entity/PV15-ARIN

RAbuseHandle: PV15-ARIN
RAbuseName:   Vixie, Paul 
RAbusePhone:  +1-650-393-3994 
RAbuseEmail:  paul@redbarn.org
RAbuseRef:    https://rdap.arin.net/registry/entity/PV15-ARIN

RTechHandle: PV15-ARIN
RTechName:   Vixie, Paul 
RTechPhone:  +1-650-393-3994 
RTechEmail:  paul@redbarn.org
RTechRef:    https://rdap.arin.net/registry/entity/PV15-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

Contacts

Email Contacts

ipalloc@cogentco.com

Abuse Contacts

abuse@cogentco.com

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Frequently Asked Questions

ASN AS12207 is an Autonomous System Number used to identify a network for BGP internet routing.
AS12207 is listed under Cogent Communications, 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.