Necessary ports and domains to allow access to the installed On-Premise Poller in my secure network

Necessary ports and domains to allow access to the installed On-Premise Poller in my secure network

If the On-Premise Poller is installed in a secure network, make sure you allow access to the below domains and ports in your firewall to facilitate communication between your server and the Site24x7 central server.
Ports to allow: Port 443 (Outbound port)
Support for "dms.zoho.com/.eu/.cn/.in/.au" is deprecated.

USA Data Center
Region
Domain
Data Center
IP Range
Seattle, USA
plus.site24x7.com
pluspoller.site24x7.com
plusnetwork.site24x7.com
staticdownloads.site24x7.com
Primary data center

136.143.176.0/23
136.143.186.0/23
136.143.189.0/24
136.143.190.0/23
204.141.42.0/23
Dallas, USA
plus2.site24x7.com
pluspoller.site24x7.com
plusnetwork.site24x7.com
staticdownloads.site24x7.com
Secondary data center

136.143.178.0/23
136.143.180.0/23
136.143.182.0/23
136.143.185.0/24
204.141.32.0/23

Europe Data Center
Region
Domain
Data Center
IP Range
Amsterdam, Netherlands
plus.site24x7.eu
pluspoller.site24x7.eu
plusnetwork.site24x7.eu
staticdownloads.site24x7.eu
Primary data center

31.186.243.0/24
185.20.209.0/24
213.244.146.0/24
185.230.212.0/23
Dublin, Ireland
plus2.site24x7.eu
pluspoller.site24x7.eu
plusnetwork.site24x7.eu
staticdownloads.site24x7.eu
Secondary data center

87.252.213.0/24
89.36.170.0/24
217.163.72.0/24
185.230.214.0/23

India Data Center
Region
Domain
Data Center
IP Range
Chennai, India
plus.site24x7.in
pluspoller.site24x7.in
plusnetwork.site24x7.in
staticdownloads.site24x7.com
Primary data center
103.103.196.0/24
103.103.197.0/24
103.117.158.0/24
103.89.75.0/24
Mumbai, India
plus2.site24x7.in
pluspoller.site24x7.in
plusnetwork.site24x7.in
staticdownloads.site24x7.com
Secondary data center
103.103.198.0/24
103.117.159.0/24
103.89.74.0/24

China Data Center
Region
Domain
Data Center
IP Range
Shanghai, China
plus.site24x7.cn
pluspoller.site24x7.cn
plusnetwork.site24x7.cn
staticdownloads.site24x7.com
Primary data center
163.53.93.0/24
163.53.94.0/27
118.126.63.128/25
118.126.63.64/26
43.250.146.112/28
Beijing, China
plus2.site24x7.cn
pluspoller.site24x7.cn
plusnetwork.site24x7.cn
staticdownloads.site24x7.com
Secondary data center
124.251.121.0/24
124.251.122.0/25
124.251.128.0/24  

Australia Data Center
Region
Domain
Data Center
IP Range
Sydney, Australia
plus.site24x7.net.au
pluspoller.site24x7.net.au
plusnetwork.site24x7.net.au
staticdownloads.site24x7.com
Primary data center
101.97.36.0/24
103.138.128.0/23
Melbourne, Australia
plus2.site24x7.net.au
pluspoller.site24x7.net.au
plusnetwork.site24x7.net.au
staticdownloads.site24x7.com
Secondary data center
103.91.166.0/24

Make sure that you allowlist both the primary and secondary data center IPs, based on the data center in which you have your account.
This will be helpful when there is a maintenance activity in the primary data center.