Cloud Infra Map CDN PoP Check

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Customer.io

Official

Customer.io webhook IP allowlist

Official feed

Live list from the App API info endpoint — refresh periodically; prefer request verification alongside allowlisting.

https://api.customer.io/v1/info/ip_addresses
https://api-eu.customer.io/v1/info/ip_addresses

Documentation

Customer.io Docs - Reporting webhooks (IP allowlist)
Customer.io API - Get CIO allowlist

Related entries

Iterable Iterable webhook IP JSON feeds. Braze Braze Connected Content IPs. Klaviyo Klaviyo integration IPs. Postmark Postmark webhook IPs.

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