{"uid":"cap_z2Z3G9_yXkEBqPTVFCi3S","slug":"is-port-22-open-a9e5f58e","name":"is-port-22-open","description":"Is TCP port 22 (SSH) open on a host? Attempts a connection from Cloudflare's edge and reports open/closed/filtered with the connect time; Cloudflare-fronted hosts are reported as inconclusive because their edge answers for them. Exposure checks for SSH without running a scanner. $0.01 per check.","url":"https://ip.intel.rallylive.ca/ip/port/22?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":"0.01","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_wwnHaftLoUjsahCbYo9JQ","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":"Checks whether TCP port 22 (SSH) is open, closed, or filtered on a given host by attempting a connection from Cloudflare's edge network","exampleAgentPrompt":"Can you check if SSH (port 22) is open on the host api.example.com? I want to know if it's exposed without running a full port scanner.","exampleUseCases":[{"title":"SSH exposure audit on production server","prompt":"Check whether port 22 is open on my server at 203.0.113.45 — I need to know if SSH is accidentally exposed to the internet."},{"title":"Pre-deployment security check","prompt":"Before I hand off this VM at devbox.mycompany.com, can you verify that SSH on port 22 is closed or filtered? It shouldn't be publicly reachable."},{"title":"Incident response SSH reachability check","prompt":"We think an attacker may have re-enabled SSH on compromised host 198.51.100.12 — can you quickly check if port 22 is open right now?"}],"resultDescription":"Returns the status of TCP port 22 on the target host as one of: open, closed, filtered, or inconclusive (when the host is Cloudflare-fronted and Cloudflare's edge answers on its behalf). For open ports, includes the TCP connect time in milliseconds.","failureModes":["Host is Cloudflare-fronted: result is returned as 'inconclusive' because Cloudflare's edge intercepts the connection","Connection attempt times out: reported as filtered","Invalid or unresolvable hostname: likely returns an error or closed status","Host behind a firewall that silently drops packets: reported as filtered rather than closed","Transient network issues from Cloudflare's edge may cause false negatives"],"whenToPreferThis":"Use this endpoint when you need a quick, passive SSH exposure check on a single host without running a local port scanner or installing any tools. It is ideal for security audits, pre-deployment checks, and incident response triage where you want a third-party (Cloudflare-edge) perspective on port 22 reachability. Prefer this over general-purpose scanners when you need a low-cost ($0.01), single-port, single-host check with no setup.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:37:57.928Z","isFirstParty":false,"canonicalSlug":"is-port-22-open-a9e5f58e"}