#
# 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.
#
# start
NetRange: 204.157.0.0 - 204.157.255.255
CIDR: 204.157.0.0/16
NetName: COGENT-204-157-16
NetHandle: NET-204-157-0-0-1
Parent: NET204 (NET-204-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Cogent Communications, LLC (COGC)
RegDate: 1994-09-21
Updated: 2025-09-23
Ref: https://rdap.arin.net/registry/ip/204.157.0.0
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
OrgTechHandle: IPALL-ARIN
OrgTechName: IP Allocation
OrgTechPhone: +1-877-875-4311
OrgTechEmail:
[email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/IPALL-ARIN
OrgNOCHandle: ZC108-ARIN
OrgNOCName: Cogent Communications
OrgNOCPhone: +1-877-875-4311
OrgNOCEmail:
[email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/ZC108-ARIN
OrgAbuseHandle: COGEN-ARIN
OrgAbuseName: Cogent Abuse
OrgAbusePhone: +1-877-875-4311
OrgAbuseEmail:
[email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/COGEN-ARIN
# end
# start
NetRange: 204.157.104.0 - 204.157.107.255
CIDR: 204.157.104.0/22
NetName: WISTARIP-CGNT-NET-2
NetHandle: NET-204-157-104-0-1
Parent: COGENT-204-157-16 (NET-204-157-0-0-1)
NetType: Reallocated
OriginAS:
Organization: Wistarip Networks (WSRC)
RegDate: 2025-09-18
Updated: 2025-09-19
Comment: Geofeed https://sistema.wistarip.com/geofeed/AS265622_Geofeed.csv
Ref: https://rdap.arin.net/registry/ip/204.157.104.0
OrgName: Wistarip Networks
OrgId: WSRC
Address: Callejon Lopez Mateos 1, Col Adolfo Lopez, Mateos
City: Rio Grande
StateProv: Zacatecas
PostalCode: 98425
Country: MX
RegDate: 2025-08-27
Updated: 2025-08-30
Ref: https://rdap.arin.net/registry/entity/WSRC
OrgAbuseHandle: NOC34043-ARIN
OrgAbuseName: NOC
OrgAbusePhone: +52-498-982-2272
OrgAbuseEmail:
[email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
OrgDNSHandle: NOC34043-ARIN
OrgDNSName: NOC
OrgDNSPhone: +52-498-982-2272
OrgDNSEmail:
[email protected]
OrgDNSRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
OrgNOCHandle: NOC34043-ARIN
OrgNOCName: NOC
OrgNOCPhone: +52-498-982-2272
OrgNOCEmail:
[email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
OrgTechHandle: NOC34043-ARIN
OrgTechName: NOC
OrgTechPhone: +52-498-982-2272
OrgTechEmail:
[email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
OrgRoutingHandle: NOC34043-ARIN
OrgRoutingName: NOC
OrgRoutingPhone: +52-498-982-2272
OrgRoutingEmail:
[email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
RTechHandle: NOC34043-ARIN
RTechName: NOC
RTechPhone: +52-498-982-2272
RTechEmail:
[email protected]
RTechRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
RNOCHandle: NOC34043-ARIN
RNOCName: NOC
RNOCPhone: +52-498-982-2272
RNOCEmail:
[email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NOC34043-ARIN
RAbuseHandle: NOC34043-ARIN
RAbuseName: NOC
RAbusePhone: +52-498-982-2272
RAbuseEmail:
[email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/NOC34043-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
Found a referral to rwhois.cogentco.com:4321.
%rwhois V-1.5:0010b0:00 rwhois.cogentco.com (CGNT rwhoisd 1.2.1)
network:ID:NET4-CC9D680016
network:Network-Name:NET4-CC9D680016
network:IP-Network:204.157.104.0/22
network:Org-Name:WISTARIP S DE RL DE CV, MX
network:Street-Address:1 AVENIDA ADOLFO LÓPEZ MATEOS
network:City:RIO GRANDE
network:Country:MX
network:Postal-Code:98425
network:Tech-Contact:ZC108-ARIN
network:Updated:2025-09-18 19:21:06
%ok
Map neighboring IP addresses and identify potential subnet associations.