{"uid":"cap_60ZPX01dmGn3RIoU-KViL","slug":"is-port-25-open-bulk-6dc01025","name":"is-port-25-open-bulk","description":"Bulk is port 25 open: up to 20 hosts in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.","url":"https://ip.intel.rallylive.ca/bulk/ip/port/25?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-Df9jfjbl9VUG21qI-0Jz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether TCP port 25 (SMTP) is open on up to 20 hosts in a single concurrent batch call, returning ordered results with per-item error fields and a failure count.","exampleAgentPrompt":"Check whether port 25 is open on all of these hosts at once: 192.0.2.1, 192.0.2.2, 192.0.2.3, 192.0.2.4, and 192.0.2.5 — I need the results in the same order I gave them, with any errors noted per host.","exampleUseCases":[{"title":"Mail server fleet reachability audit","prompt":"I have a list of 15 mail server IPs — can you check all of them at once to see which ones have port 25 open? I need the results in the same order and want to know if any checks failed."},{"title":"Pre-deployment SMTP connectivity check","prompt":"Before I launch these new VPS instances, can you verify that port 25 is accessible on all 10 of them? Here are the IPs: 203.0.113.1 through 203.0.113.10 — flag any that aren't reachable."},{"title":"Email deliverability investigation","prompt":"I'm troubleshooting email delivery issues across a batch of 20 outbound relay servers. Can you check which of these hosts actually have port 25 open and tell me which ones failed the probe?"}],"resultDescription":"An ordered array of results matching the input host list, where each item contains the host, a boolean indicating whether port 25 is open, an optional per-item error message if the probe failed, and an overall failure count for the batch.","failureModes":["Invalid or unreachable hosts return a per-item error field rather than failing the whole batch","Exceeding 20 hosts per call results in a validation error","Network timeouts on individual hosts are captured in the per-item error field","Malformed input (missing required fields) returns a 400-level error","Rate limiting or payment failure returns a 402 Payment Required error"],"whenToPreferThis":"Choose this endpoint when you have a list of 2–20 hosts that all need port 25 checked in one operation, saving round-trip overhead versus calling the single-host endpoint repeatedly. Ideal for batch enrichment pipelines, pre-flight mail server audits, or any workflow where you hold a list and need ordered, concurrent results with per-item error isolation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:42:58.066Z","isFirstParty":false,"canonicalSlug":"is-port-25-open-bulk-6dc01025"}