{"uid":"cap_ZqXBoAHgIYCb-Y0-JLFgM","slug":"sitecheck-web-intel-spameatingmonkey-dnsbl-lookup-04598eb8","name":"SiteCheck Web Intel – SpamEatingMonkey DNSBL Lookup","description":"Checks an IPv4 mail-sending address against the SpamEatingMonkey DNS blocklist (bl.spameatingmonkey.net) through public DNS. A listed address returns its 127.0.0.x return code; an unlisted one returns no record. Listings change often; this is a point-in-time answer.","url":"https://api.webintel-api.workers.dev/api/security/spameatingmonkey?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["ip"],"properties":{"ip":{"type":"string","description":"IPv4 address such as 185.220.101.1 (required)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_brUAL96O1nuxeMvpsZAfl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks an IPv4 address against the SpamEatingMonkey DNS blocklist (bl.spameatingmonkey.net) to determine if it is listed as a mail spam source.","exampleAgentPrompt":"Can you check if the IP address 185.220.101.1 is listed on the SpamEatingMonkey spam blocklist right now?","exampleUseCases":[{"title":"Pre-send mail server reputation check","prompt":"Before we send our bulk email campaign, can you check if our outbound mail server IP 203.0.113.45 is currently listed on the SpamEatingMonkey blocklist?"},{"title":"Investigate suspicious inbound email","prompt":"I got a suspicious email and the sending server's IP is 91.108.4.200 — can you look it up on the SpamEatingMonkey DNSBL and tell me if it's flagged as a spam source?"},{"title":"Automated deliverability monitoring","prompt":"Check whether 198.51.100.77 is showing up as listed on SpamEatingMonkey's DNS blocklist so I know if our deliverability is at risk."}],"resultDescription":"Returns the DNSBL lookup result for the queried IPv4 address: if listed, returns the 127.0.0.x return code from bl.spameatingmonkey.net indicating the listing category; if not listed, returns no record. This is a point-in-time answer as listings change frequently.","failureModes":["Invalid or non-IPv4 input — endpoint expects a valid IPv4 address string","DNS resolution failure — public DNS temporarily unavailable","IP not listed — returns empty/no-record response, not an error","Rate limiting or payment failure — x402 payment must succeed per call"],"whenToPreferThis":"Choose this endpoint when you specifically need to check an IP against the SpamEatingMonkey (bl.spameatingmonkey.net) blocklist, which is widely used in anti-spam filtering for mail servers. Prefer this over generic IP reputation checks when you need a point-in-time DNSBL answer for email deliverability decisions or spam triage. Use alongside CI Army or Tor exit node checks for broader coverage.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:38:21.231Z","isFirstParty":false,"canonicalSlug":"sitecheck-web-intel-spameatingmonkey-dnsbl-lookup-04598eb8"}