{"uid":"cap_mlITZk0ICeh4YxILtvqxE","slug":"is-port-513-open-bulk-e4f8afb1","name":"is-port-513-open-bulk","description":"Bulk is port 513 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. $0.10 per batch.","url":"https://ip.intel.rallylive.ca/bulk/ip/port/513?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_EYsk0XjMIGJSTY6j4Uj6H","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 513 (rlogin/rwho) is open on up to 20 hosts concurrently in a single batch call, returning ordered results with per-item error fields and a failure count.","exampleAgentPrompt":"Check whether TCP port 513 is open on these 10 servers all at once: 192.168.1.1, 192.168.1.2, 10.0.0.1, 10.0.0.5, 203.0.113.1, 203.0.113.2, 198.51.100.1, 198.51.100.2, 172.16.0.1, and 172.16.0.2 — give me the results in order with any errors flagged.","exampleUseCases":[{"title":"Security audit for exposed rlogin ports","prompt":"I have a list of 15 public-facing servers — can you check all of them at once to see which ones have TCP port 513 (rlogin) open? I need the results in the same order I give them to you, with any errors noted."},{"title":"Pre-deployment infrastructure scan","prompt":"Before we go live, scan these 20 staging hosts for open port 513 in one shot and tell me how many failed or are unreachable: host1.example.com through host20.example.com."},{"title":"Compliance check for legacy protocol exposure","prompt":"Our compliance team needs to know if any of these 12 IP addresses still have port 513 open — can you run the batch check and give me a count of failures alongside each result?"}],"resultDescription":"An ordered array of per-host results matching the input list, each containing whether port 513 is open or closed, a per-item error field if the check failed, and a summary failure count across the batch.","failureModes":["Batch exceeds 20 hosts — request rejected or truncated","Individual host unreachable — per-item error field populated, counted in failure total","Invalid hostname or IP format in input — per-item error returned","Network timeout from Cloudflare edge to target host — item marked as error","Payment not fulfilled (x402) — request blocked before processing"],"whenToPreferThis":"Choose this endpoint when you need to check port 513 status across multiple hosts simultaneously and want to avoid making N sequential single-host calls. It processes up to 20 hosts concurrently, returns results in input order, and includes per-item error handling — ideal for batch enrichment pipelines, security audits, or infrastructure scans where you already hold a list of targets.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:38:58.453Z","isFirstParty":false,"canonicalSlug":"is-port-513-open-bulk-e4f8afb1"}