07/08/20
Moved all current DCs from Latin America to Americas
07/08/20
Moved all current DCs from Africa to EMEA
07/08/20
Renamed "Europe", "US, Mexico, and Canada" and "Asia" to respectively EMEA, Americas, and APAC
03/03/20
Added Upcoming DC V (147.161.128.0/17) to Future Data centers section
04/12/17
Multiple changes were performed and non-required subnets were removed from DC IP ranges
05/24/2016
Removed Miami Datacenter with IP Range 216.177.204.0/24, 216.177.213.0/24, 216.177.207.0/24
4/21/2016
Removed 95.172.68.144/28, 95.172.74.0/24 and 95.172.88.0/27 from Hub ranges
02/09/2016
Added proxy hostname : mia2.sme.zscaler.net and GRE Virtual IP : 165.225.32.32 to Miami II (165.225.32.0/23).
02/04/2016
Added Warsaw IP range 165.225.84.0/23, , Milan II IP range 165.225.86.0/23, Brussels IP range 165.225.88.0/23
01/27/2016
Removed Toronto I datacenter 70.42.29.0/27
01/26/2016
Removed Tokyo I datacenter 211.13.205.128/27
10/30/2015
Added proxy hostname : tsn1.sme.zscaler.net and GRE Virtual IP : 139.220.195.32 to Tianjin(139.220.195.0/24).
10/27/2015
Multiple Changes Performed. Added proxy hostname : yto2.sme.zscaler.net and GRE Virtual IP : 165.225.36.32 to Toronto II (165.225.36.0/23). Removed Atlanta I(216.52.207.64/26) and Atlanta I (199.168.149.0/24)
10/6/2015
Changed San Francisco IV (104.129.192.0/24 to 104.129.192.0/23), Chicago (104.129.196.0/24 to 104.129.196.0/23), Washington DC (104.129.194.0/24 to 104.129.194.0/23), Amsterdam (185.46.212.0/24 to 185.46.212.0/23), Zurich (185.46.214.0/24 to 185.46.214.0/23)
9/30/2015
Removed San Francisco I (64.62.169.0/24, 216.218.133.193 & 72.52.96.0/26) Sunnyvale (both 8.25.203.0/24 & 199.168.148.0/24) and Moscow II 46.46.150.0/24
8/21/2015
Multiple changes performed. Added proxy hostname : lon3.sme.zscaler.net and GRE Virutal IP : 165.225.80.32 to London III(165.225.80.0/22). Changed cidr notation for Frankfurt IV and Paris II from /24 to /22. Added Dallas I(165.225.34.0/23) and Miami II(165.225.32.0/23).
8/13/2015
Added proxy hostname : par2.sme.zscaler.net and GRE Virutal IP : 165.225.76.32 to Paris II(165.225.76.0/23).
8/5/2015
Added proxy hostname : fra4.sme.zscaler.net and GRE Virutal IP : 165.225.72.32 to Frankfurt IV(165.225.72.0/23).
7/29/2015
Removed Frankfurt II(62.67.237.0/24).
7/10/2015
Added Chennai proxy hostname : maa1.sme.zscaler.net and GRE Virtual IP : 165.225.104.32
7/9/2015
Denver was removed and Denver II was renamed to Denver
6/24/2015
Multiple changes performed. Renamed Proxy Virtual IP to GRE Virtual IP to clean up any confusion surround where GRE tunnels should terminate.Renamed Dallas II to Dallas, Toronto III to Toronto II, Chennai III to Chennai, Mumbai III to Mumbai, San Francisco II to Sunnyvale, Singapore II to Singapore, Sydney II to Sydney, Frankfurt III to Frankfurt IV, London II to London, Madrid II to Madrid, Paris III to Paris II, Sao Paulo I to Sao Paulo, Lagos I to Lagos and Stockholm II to Stockholm (165.225.68.0/24). Removed Stockholm (81.91.3.0/28)
6/19/2015
Added Moscow III (165.225.66.0/24), added Atlanta II (104.129.204.0/23)
6/16/2015
Modified Moscow II proxy hostname from mow2.sme.zscaler.net to mow2a.sme.zscaler.net and added mow2.sme.zscaler.net proxy hostname to Moscow III
5/20/2015
Removed Amsterdam I (95.172.88.0/27) Renamed Amsterdam II (both 185.46.212.0/24 & 213.152.228.0/24) to Amsterdam
5/8/2015
Added the following data centers for future deployment; Atlanta II (104.129.204.0/23), Toronto III (165.225.36.0/23), Frankfurt III (165.225.72.0/23), London III (165.225.80.0/23), Paris III (165.225.76.0/23), Chennai III (165.225.104.0/23), Moscow III (165.225.66.0/24), Tianjin (139.220.195.0/24).
4/13/2015
Added Denver II 104.129.200.0/24 and 104.129.201.0/24
4/12/2015
Modified Tokyo II IP addresses replacing 42.99.166.0/24 with 165.225.100.0/24 and 165.225.101.0/24.
3/30/2015
Removed Washington DC I (66.151.103.0/26), renamed Washington DC III (128.177.136.0/24 & 104.129.194.0/24)to Washington. Removed Taipei (202.147.29.192/26) and renamed Taipei II (165.225.102.0/24) to Taipei.
3/20/2015
Added Zurich 165.225.70.0/24 and 185.46.214.0/24
3/6/2015
Changed Chicago III (128.177.125.0/24 & 104.129.196.0/24) to Chicago
2/27/2015
Changed Hong Kong II from 42.99.165.0/24 to 165.225.96.0/24, Removed Chicago I 67.202.75.0/24, Chicago I 208.100.40.32/27, Chicago II 8.28.177.0/24 and Washington DC II 8.28.19.0/24.
2/20/2015
Removed Los Angeles 8.19.13.0/24, in doing so Los Angeles II datacenters have been renamed Los Angeles
2/15/2015
Modified Taipei II, replaced 42.99.167.0/24 with 165.225.102.0/24, Added Melbourne 165.225.98.0/24
1/25/2015
Modified Copenhagen I, replaced 89.167.133.0/24 with 165.225.64.0/24, Added Stockholm II 165.225.68.0/24
11/18/2014
Modified Zurich, replaced 89.167.131.0/24 with 185.46.213.0/24
9/11/2014
Added Future 165.225.0.0/17 and 165.225.192.0/18 ranges
7/18/2014
Added - Copenhagen I, Denmark (89.167.133.0/24), Chicago III, USA(104.129.196.0/24),Hong Kong (42.99.165.0/24), Los Angeles II, USA(104.129.198.0/24), Santa Clara I, USA(104.129.192.0/24), Singapore II (42.99.164.0/24), Taipei, Taiwan(42.99.167.0/24), Tokyo II, Japan(42.99.166.0/24), Washington III, USA(104.129.194.0/24), Future(104.129.192.0/20)
6/6/2014
Added - Amsterdam II, Netherlands (213.152.228.0/24), Amsterdam II, Netherlands (185.46.212.0/24), Santa Clara, USA (70.39.159.0/24), Santa Clara, USA (128.177.129.0/24), Zurich, Switzerland (89.167.131.0/24), Cape Town, South Africa (196.23.154.96/27),Johannesburg, South Africa (196.23.147.96/27), Washington III, USA (128.177.136.0/24), Los Angeles, USA (128.177.135.0/24), Frankfurt, Germany (62.67.237.0/24) and Chicago, USA (128.177.125.0/24)
6/6/2014
Removed - Madrid, Spain (109.234.81.160/28), London I, United Kingdom (212.118.224.144/28), Amsterdam, Netherlands (94.31.51.0/24)
4/9/2014
Added - Nigeria, South Africa (197.156.245.192/27)
4/4/2014
Removed - Lima, Peru (190.102.136.240/28) and Santiago, Chile (200.29.13.0/24)
3/31/2014
Added - Mumbai III - India (103.27.171.0/24)
2/28/2014
Added - Moscow (46.46.150.0/24)
2/14/2014
Added - Amsterdam - Netherlands II (94.31.51.0/24), Sao Paulo - Brazil II (64.215.22.0/24), Sydney - Australia II (175.45.116.0/24), TBD (185.46.212.0/22), Chicago, USA III (70.39.153.0/24), Madrid, Spain II (89.167.129.0/24)
1/22/2014
Removed - Dallas , USA I (216.52.185.64/27)
1/16/2014
Added - Frankfurt, Germany III (199.168.150.0/24 ), Milan, Italy (72.37.140.0/24) and New York II, USA (199.168.151.0/24)
1/13/2014
Removed - Moscow, Russia (94.25.128.112/28)
1/8/2014
Removed - London, United Kingdom I (212.118.224.144/28)