#
# 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.
#
# start
NetRange: 38.0.0.0 - 38.255.255.255
CIDR: 38.0.0.0/8
NetName: COGENT-A
NetHandle: NET-38-0-0-0-1
Parent: ()
NetType: Direct Allocation
OriginAS:
Organization: Cogent Communications, LLC (COGC)
RegDate: 1991-04-16
Updated: 2025-09-23
Ref: https://rdap.arin.net/registry/ip/38.0.0.0
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: 
@cogentco.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN
OrgTechHandle: IPALL-ARIN
OrgTechName: IP Allocation
OrgTechPhone: +1-877-875-4311
OrgTechEmail: 
@cogentco.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN
OrgNOCHandle: ZC108-ARIN
OrgNOCName: Cogent Communications
OrgNOCPhone: +1-877-875-4311
OrgNOCEmail: 
@cogentco.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN
# end
# start
NetRange: 38.145.192.0 - 38.145.223.255
CIDR: 38.145.192.0/19
NetName: ENZU-CGNT-NET-1
NetHandle: NET-38-145-192-0-1
Parent: COGENT-A (NET-38-0-0-0-1)
NetType: Reassigned
OriginAS:
Customer: Enzu Inc. (C11492683)
RegDate: 2026-01-29
Updated: 2026-01-29
Comment: Geofeed: https://portal.enzu.com/geofeed/geofeed.csv
Ref: https://rdap.arin.net/registry/ip/38.145.192.0
CustName: Enzu Inc.
Address: 350 E CERMAK RD
City: CHICAGO
StateProv: IL
PostalCode: 60616
Country: US
RegDate: 2026-01-29
Updated: 2026-01-29
Ref: https://rdap.arin.net/registry/entity/C11492683
OrgAbuseHandle: COGEN-ARIN
OrgAbuseName: Cogent Abuse
OrgAbusePhone: +1-877-875-4311
OrgAbuseEmail: @cogentco.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN
OrgTechHandle: IPALL-ARIN
OrgTechName: IP Allocation
OrgTechPhone: +1-877-875-4311
OrgTechEmail: @cogentco.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN
OrgNOCHandle: ZC108-ARIN
OrgNOCName: Cogent Communications
OrgNOCPhone: +1-877-875-4311
OrgNOCEmail: @cogentco.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN
# end
#
# 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.
#