Simon Data Public IP Addresses

Simon Data initiates all connections to your systems from a fixed set of public IP addresses. Add these addresses to your firewall allowlist, security group, or network access control list to permit Simon Data access.

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When in doubt, allowlist all IPs

If you are unsure which IPs apply to your configuration, allowlist all addresses listed on this page to ensure uninterrupted access across all Simon Data services and regions.

US East Region

18.211.16.116
35.173.87.106
52.7.12.28
54.152.155.89
54.165.60.44
54.165.74.55
54.174.71.70

EU West Region

34.253.138.241
54.76.115.255
54.77.27.229
54.228.48.108

Support

The following IPs are used by the Simon Data team when providing hands-on support during onboarding or troubleshooting. Allow these IPs if you want to grant our team direct access to your systems.

3.225.71.141
52.73.226.161