Egress IPs
When you set up Cloud Email Security (formerly Area 1) using an inline deployment, you need to tell your existing email providers to accept messages coming from Cloud Email Security’s egress IP addresses.
Refer to this page for reference on what IP subnet mask ranges to use.
United States
For customers in the United States, enter the following IP addresses:
IPv4
52.11.209.21152.89.255.1152.0.67.10954.173.50.115104.30.32.0/19158.51.64.0/26158.51.65.0/26134.195.26.0/23 IPv6
2405:8100:c400::/38 Europe
For customers in Europe, add all our US IP addresses. Additionally, you need to add the following IP addresses for our European data centers:
52.58.35.4335.157.195.63 India
For customers in India, add all our US IP addresses.
Australia / New Zealand
For customers in Australia and New Zealand, add all our US IP addresses.
Office 365 /24 addresses
Use these IPv4 addresses for Office 365, instead of the /19 and /23 subnets:
104.30.32.0/24104.30.33.0/24104.30.34.0/24104.30.35.0/24104.30.36.0/24104.30.37.0/24104.30.38.0/24104.30.39.0/24104.30.40.0/24104.30.41.0/24104.30.42.0/24104.30.43.0/24104.30.44.0/24104.30.45.0/24104.30.46.0/24104.30.47.0/24104.30.48.0/24104.30.49.0/24104.30.50.0/24104.30.51.0/24104.30.52.0/24104.30.53.0/24104.30.54.0/24104.30.55.0/24104.30.56.0/24104.30.57.0/24104.30.58.0/24104.30.59.0/24104.30.60.0/24104.30.61.0/24104.30.62.0/24104.30.63.0/24134.195.26.0/24134.195.27.0/24