BuzzStream Servers route traffic for email through 5 specific IP addresses. If you're looking to set permissions for BuzzStream through your firewall or network, you'll need to make sure the following IP addresses have permissions for two-way traffic.

  • 23.23.157.152
  • 23.23.157.244
  • 54.243.53.148
  • 23.23.159.203
  • 54.225.68.137
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