Customer.io
v1.0.0
OpenAPI 3.1.0

List IP addresses

US region

Client Libraries
Shell Curl

List IP addresses

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Returns a list of IP addresses that you need to allowlist if you're using a firewall or Custom SMTP provider's IP access management settings to deny access to unknown IP addresses.

These addresses apply to all message types and webhooks, except push notifications.

Responses
  • application/json
  • 429

    Your request is over the 10-per-second limit.

Request Example for get/v1/info/ip_addresses
curl https://api.customer.io/v1/info/ip_addresses

{
  "ip_addresses": [
    "35.188.196.183",
    "104.198.177.219",
    "104.154.232.87",
    "130.211.229.195",
    "104.198.221.24",
    "104.197.27.15",
    "35.194.9.154",
    "104.154.144.51",
    "104.197.210.12",
    "35.225.6.73"
  ]
}

Returns an array of IP addresses.