{"uid":"cap_KqcMOnuiA7bHNXi_DJtdw","slug":"papacasper-open-port-scanner-5c496487","name":"PapaCasper Open Port Scanner","description":"A hosted MCP server exposing utility tools any AI agent can call over HTTP — page-to-markdown, SEO audits, robots/sitemap checks, and more.","url":"https://papacasper.com/mcp/pay/check_open_ports","method":"POST","headers":{},"bodySchema":{"type":"object","required":["host"],"properties":{"host":{"type":"string","description":"Hostname or IP to scan (no scheme)"},"ports":{"type":"array","description":"Specific ports to check. Defaults to a common-ports list. Max 100 ports per call."}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-fV4XrTRQadBGFJ6-I2gM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scans a hostname or IP address for open TCP ports and returns which ports are reachable","exampleAgentPrompt":"Can you scan api.mycompany.com for open ports — specifically check ports 22, 80, 443, 3306, and 5432?","exampleUseCases":[{"title":"Firewall rule verification after deploy","prompt":"After our latest deployment, can you scan staging.myapp.com and check whether ports 80, 443, and 8080 are open so I can confirm the firewall rules are correct?"},{"title":"Security audit of exposed services","prompt":"I need to know what's exposed on our production server at 203.0.113.42 — scan the common ports and tell me which ones are open so we can lock down anything that shouldn't be public."},{"title":"Troubleshoot database connectivity","prompt":"Our app can't connect to the database — can you check if port 5432 is open on db.internal.mycompany.com so I can figure out if it's a network or config issue?"}],"resultDescription":"Returns a structured object listing each scanned port and its status (open or closed/filtered) for the specified hostname or IP. Covers up to 100 ports per call, defaulting to a common-ports list if none are specified.","failureModes":["Invalid or unresolvable hostname returns an error","More than 100 ports specified triggers a validation error","Firewall or network timeout may cause ports to appear closed when filtered","Private/reserved IP ranges may be rejected or return no results","Host unreachable results in a connection failure error"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call port scan without standing up your own scanning infrastructure. Ideal for AI agents performing lightweight network audits, firewall verifications, or connectivity troubleshooting on individual hosts. Prefer over self-hosted solutions when simplicity and low cost per scan matter more than deep packet inspection or large-scale scanning.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:46:05.317Z","isFirstParty":false}