Datadog
Datadog publishes a JSON API of IP ranges per site for agents, API, APM, logs, synthetics, webhooks, and more. Each Datadog site (US1, EU1, US3, US5, AP1, AP2, Gov) has its own endpoint.
Published ranges
Datadog IP ranges — US1 (datadoghq.com)
Official feedVersioned JSON covering agents, API, APM, logs, synthetics, webhooks, and more for the primary US1 site. Includes IPv4 and IPv6 prefixes organized by service category.
Datadog IP ranges — EU1 (datadoghq.eu)
Official feedSame structure as US1 but for the EU site.
Datadog IP ranges — US3
Official feedIP ranges for the US3 site (us3.datadoghq.com).
Datadog IP ranges — US5
Official feedIP ranges for the US5 site (us5.datadoghq.com).
Datadog IP ranges — AP1
Official feedIP ranges for the AP1 site (ap1.datadoghq.com).
Datadog IP ranges — AP2
Official feedIP ranges for the AP2 site (ap2.datadoghq.com).
Datadog IP ranges — Gov (ddog-gov.com)
Official feedIP ranges for the GovCloud site (app.ddog-gov.com).