[whois.arin.net]

#
# 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: 165.225.192.0 - 165.225.255.255
CIDR: 165.225.192.0/18
NetName: ZSCAL
NetHandle: NET-165-225-192-0-1
Parent: NET165 (NET-165-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: ZSCALER, INC. (ZSCAL)
RegDate: 2014-11-14
Updated: 2015-01-21
Ref: https://rdap.arin.net/registry/ip/165.225.192.0



OrgName: ZSCALER, INC.
OrgId: ZSCAL
Address: 4401 Great America Pkwy
City: Santa Clara
StateProv: CA
PostalCode: 95054
Country: US
RegDate: 2011-03-18
Updated: 2026-10-16
Comment: Zscaler customer traffic originates from colocation facilities around the world. You should *NOT* use the address or contact information here for the purposes of geolocation. Additionally, because traffic egressing our network may belong to any one of our customers, you should not assume that this traffic belongs to us.
Comment:
Comment: For network or security incidents, please reach out to our abuse POC, which is actually monitored and actioned.
Ref: https://rdap.arin.net/registry/entity/ZSCAL


OrgTechHandle: MMT31-ARIN
OrgTechName: Teng, Michael Michael
OrgTechPhone: +1-650-937-9195
OrgTechEmail: mteng@zscaler.com
OrgTechRef: https://rdap.arin.net/registry/entity/MMT31-ARIN

OrgAbuseHandle: POCAB2-ARIN
OrgAbuseName: poc-abuse
OrgAbusePhone: +1-408-701-0534
OrgAbuseEmail: poc-abuse@zscaler.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/POCAB2-ARIN

OrgNOCHandle: POCNO1-ARIN
OrgNOCName: poc-noc
OrgNOCPhone: +1-408-701-0534
OrgNOCEmail: poc-noc@zscaler.com
OrgNOCRef: https://rdap.arin.net/registry/entity/POCNO1-ARIN

OrgTechHandle: POCTE3-ARIN
OrgTechName: poc-tech
OrgTechPhone: +1-408-701-0534
OrgTechEmail: poc-tech@zscaler.com
OrgTechRef: https://rdap.arin.net/registry/entity/POCTE3-ARIN

# end


# start

NetRange: 165.225.216.0 - 165.225.216.255
CIDR: 165.225.216.0/24
NetName: ZSCALER-DFW1
NetHandle: NET-165-225-216-0-1
Parent: ZSCAL (NET-165-225-192-0-1)
NetType: Reassigned
OriginAS:
Customer: Zscaler, Inc. (C07462479)
RegDate: 2019-11-21
Updated: 2019-11-21
Ref: https://rdap.arin.net/registry/ip/165.225.216.0


CustName: Zscaler, Inc.
Address: 2323 Bryan Street
Address: Suite 1400
City: Dallas
StateProv: TX
PostalCode: 75201
Country: US
RegDate: 2019-11-21
Updated: 2019-11-21
Ref: https://rdap.arin.net/registry/entity/C07462479

OrgTechHandle: MMT31-ARIN
OrgTechName: Teng, Michael Michael
OrgTechPhone: +1-650-937-9195
OrgTechEmail: mteng@zscaler.com
OrgTechRef: https://rdap.arin.net/registry/entity/MMT31-ARIN

OrgAbuseHandle: POCAB2-ARIN
OrgAbuseName: poc-abuse
OrgAbusePhone: +1-408-701-0534
OrgAbuseEmail: poc-abuse@zscaler.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/POCAB2-ARIN

OrgNOCHandle: POCNO1-ARIN
OrgNOCName: poc-noc
OrgNOCPhone: +1-408-701-0534
OrgNOCEmail: poc-noc@zscaler.com
OrgNOCRef: https://rdap.arin.net/registry/entity/POCNO1-ARIN

OrgTechHandle: POCTE3-ARIN
OrgTechName: poc-tech
OrgTechPhone: +1-408-701-0534
OrgTechEmail: poc-tech@zscaler.com
OrgTechRef: https://rdap.arin.net/registry/entity/POCTE3-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.
#