Cloud Enforcement Node Ranges

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Customers that have implemented private Cloud Enforcement Nodes in their environment: you may need to take into account additional address ranges not represented here. Customers should ensure that access is permitted to data center IP ranges. Allowing access to only specific IP addresses may result in a loss of service.

Notes
RS Regional Surcharge An additional fee is required in order to use this data center.
DNP Do Not Provision The Data Center must not be used due to planned data center decommissioning, or possible other factors.
NRU Not Ready for Use The Data Center is coming up online but can not be used yet. Please update your firewall configuration to allow future use.
Not in Gateway The data center is not used in PAC files.
Location IP Address (CIDR Notation) Proxy Hostname GRE Virtual IP VPN Host Name Notes
Europe
Amsterdam 165.225.28.0/23 ams2.sme.zscalerthree.net 165.225.28.12 ams2-vpn.zscalerthree.net
Brussels 165.225.88.0/23 bru1.sme.zscalerthree.net 165.225.88.38 bru1-vpn.zscalerthree.net
Copenhagen II 165.225.194.0/23 cph2.sme.zscalerthree.net 165.225.194.28 cph2-vpn.zscalerthree.net Not in Gateway
Frankfurt IV 165.225.24.0/23 fra4.sme.zscalerthree.net 165.225.24.8 fra4-vpn.zscalerthree.net
Frankfurt IV 165.225.26.0/23 fra4-2.sme.zscalerthree.net 165.225.26.30 fra4-2-vpn.zscalerthree.net Not in Gateway
London III 165.225.16.0/23 lon3.sme.zscalerthree.net 165.225.16.36 lon3-vpn.zscalerthree.net
Madrid III 165.225.92.0/23 Mad3.sme.zscalerthree.net 165.225.92.30 Mad3-vpn.zscalerthree.net
Manchester I 165.225.196.0/23 Man1.sme.zscalerthree.net 165.225.196.30 Man1-vpn.zscalerthree.net
Milan II 165.225.86.0/23 mil2.sme.zscalerthree.net 165.225.86.38 mil2-vpn.zscalerthree.net
Oslo II 213.52.102.0/24 osl2.sme.zscalerthree.net 213.52.102.17 osl2-vpn.zscalerthree.net
Paris II 165.225.76.0/23 par2.sme.zscalerthree.net 165.225.76.39 par2-vpn.zscalerthree.net
Rouen I 165.225.204.0/23 uro1.sme.zscalerthree.net 165.225.204.30 uro1-vpn.zscalerthree.net
Stockholm III 165.225.192.0/23 sto3.sme.zscalerthree.net 165.225.192.28 sto3-vpn.zscalerthree.net
Tel Aviv 94.188.131.0/25 tlv1.sme.zscalerthree.net 94.188.131.34 tlv1-vpn.zscalerthree.net Not in Gateway
Vienna I 165.225.200.0/23 vie1.sme.zscalerthree.net 165.225.200.28 vie1-vpn.zscalerthree.net
Warsaw 165.225.84.0/23 waw1.sme.zscalerthree.net 165.225.84.38 waw1-vpn.zscalerthree.net
Zurich 165.225.94.0/23 zrh1.sme.zscalerthree.net 165.225.94.32 zrh1-vpn.zscalerthree.net Not in Gateway
US & Canada
Atlanta II 104.129.206.0/23 atl2.sme.zscalerthree.net 104.129.206.159 atl2-vpn.zscalerthree.net
Chicago 165.225.60.0/22 chi1-2.sme.zscalerthree.net 165.225.60.20 chi1-2-vpn.zscalerthree.net Not in Gateway
Chicago 165.225.0.0/23 chi1.sme.zscalerthree.net 165.225.0.159 chi1-vpn.zscalerthree.net
Dallas I 165.225.34.0/23 dfw1.sme.zscalerthree.net 165.225.34.42 dfw1-vpn.zscalerthree.net
Dallas I 165.225.216.0/23 165.225.216.0 NRU
Los Angeles 104.129.198.0/23 qla1.sme.zscalerthree.net 104.129.198.174 qla1-vpn.zscalerthree.net
Montreal I 165.225.212.0/23 165.225.212.0 NRU
New York III 165.225.38.0/23 nyc3.sme.zscalerthree.net 165.225.38.51 nyc3-vpn.zscalerthree.net
Nuevo Laredo I 165.225.218.0/23 165.225.218.0 NRU
San Francisco IV 104.129.202.0/23 sjc4.sme.zscalerthree.net 104.129.202.8 sjc4-vpn.zscalerthree.net
Seattle 165.225.50.0/23 sea1.sme.zscalerthree.net 165.225.50.20 sea1-vpn.zscalerthree.net
Toronto II 165.225.36.0/23 yto2.sme.zscalerthree.net 165.225.36.38 yto2-vpn.zscalerthree.net
Toronto III 165.225.208.0/23 165.225.208.0 NRU
Vancouver I 165.225.210.0/23 165.225.210.0 NRU
Washington DC 165.225.48.0/24 was1.sme.zscalerthree.net 165.225.48.8 was1-vpn.zscalerthree.net
Washington DC 165.225.8.0/23 was1-2.sme.zscalerthree.net 165.225.8.30 was1-2-vpn.zscalerthree.net Not in Gateway
Washington DC 165.225.10.0/23 165.225.10.0 NRU, Not in Gateway
Asia
Auckland 124.248.141.0/24 akl1.sme.zscalerthree.net 124.248.141.12 akl1-vpn.zscalerthree.net RS, Not in Gateway
Beijing 211.144.19.0/24 bjs1.sme.zscalerthree.net 211.144.19.14 bjs1-vpn.zscalerthree.net RS, Not in Gateway
Chennai 165.225.104.0/24 maa1.sme.zscalerthree.net 165.225.104.10 maa1-vpn.zscalerthree.net
Chennai II 165.225.122.0/23 165.225.122.0 NRU
Hong Kong III 165.225.116.0/23 hkg3.sme.zscalerthree.net 165.225.116.20 hkg3-vpn.zscalerthree.net
Kuala Lumpur I 112.137.170.0/24 112.137.170.0 NRU
Melbourne II 165.225.226.0/23 mel2.sme.zscalerthree.net 165.225.226.32 mel2-vpn.zscalerthree.net RS
Mumbai II 165.225.106.0/23 bom4.sme.zscalerthree.net 165.225.106.38 bom4-vpn.zscalerthree.net
Mumbai VI 165.225.120.0/23 165.225.120.0 NRU
New Delhi I 165.225.124.0/24 165.225.124.0 NRU
Seoul III 1.234.57.0/24 sel3.sme.zscalerthree.net 1.234.57.12 sel3-vpn.zscalerthree.net RS, Not in Gateway
Shanghai 58.220.95.0/24 sha1.sme.zscalerthree.net 58.220.95.17 sha1-vpn.zscalerthree.net RS
Singapore IV 165.225.112.0/23 sin4.sme.zscalerthree.net 165.225.112.20 sin4-vpn.zscalerthree.net
Sydney III 165.225.114.0/23 syd3.sme.zscalerthree.net 165.225.114.20 syd3-vpn.zscalerthree.net RS
Tokyo IV 165.225.110.0/23 tyo4.sme.zscalerthree.net 165.225.110.20 tyo4-vpn.zscalerthree.net
Africa
Johannesburg II 197.98.201.0/24 jnb2.sme.zscalerthree.net 197.98.201.15 jnb2-vpn.zscalerthree.net RS
Lagos II 154.113.23.0/24 los2.sme.zscalerthree.net 154.113.23.28 los2-vpn.zscalerthree.net RS, Not in Gateway
Latin America
Sao Paulo II 165.225.214.0/23 sao2-2.sme.zscalerthree.net 165.225.214.34 sao2-2-vpn.zscalerthree.net RS
Global ZEN IP addresses
185.46.212.88 185.46.212.89 185.46.212.90 185.46.212.91
185.46.212.92 185.46.212.93 185.46.212.97 185.46.212.98