{"resource":"https://ip.openverbs.com/v1/contains","service":"CIDR membership","areas":["other"],"answering":true,"http_status":402,"latency_ms":388,"price_usdc":0.002,"buyers_30d":2,"calls_30d":2,"description":"Test whether an IP address falls within a CIDR block. A well-formed address of a different family (or simply outside the block) returns contains=false — not an error.","id":"ccf30e3c3d24","category":"Developer tools and utilities","accuracy":null,"tool_calls":null,"checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/ccf30e3c3d24"}