{"slug":"api-webintel-api-workers-dev-api-security-barracuda-reputati-e6fb4d","title":"Checks an IPv4 mail-sending address against the Barracuda Reputation Block List ","host":"api.webintel-api.workers.dev","method":"GET","resource":"https://api.webintel-api.workers.dev/api/security/barracuda-reputation","category":"code","description":"Checks an IPv4 mail-sending address against the Barracuda Reputation Block List (b.barracudacentral.org) through public DNS. Listed addresses return a 127.0.0.x code; unlisted ones return no record. The list is updated continuously, so this is a point-in-time answer. Domain reputation is not covered","price_listed":0.002,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:10","eip155:137","eip155:143","eip155:42161","eip155:42220","eip155:480","eip155:5042","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","stellar:pubnet","xrpl:0"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"ip":"127.0.0.2"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"ip":{"description":"IPv4 address such as 127.0.0.2 (test entry) or a sending IP (required)","type":"string"}},"required":["ip"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Checks an IPv4 mail-sending address against the Barracuda Reputation Block List (b.barracudacentral.org) through public DNS. Listed addresses return a 127.0.0.x code; unlisted ones return no record. The list is updated continuously, so this is a point-in-time answer. Domain reputation is not covered.","last_updated":"2026-10-24T01:42:31.565Z","schemes":["exact"]}