{"uid":"cap_gNZ9MU9dabGeWLoGbmnrw","slug":"agentshelf-dns-srv-sips-tcp-lookup-8263b71e","name":"AgentShelf DNS SRV _sips._tcp Lookup","description":"Call when an agent needs SRV records at _sips._tcp.{hostname} for SIP over TLS. The caller sends the registrable domain, not the underscored name. Exact $0.004 USDC. Prefer unpaid POST /v1/sandbox/dns-srv-sips first.","url":"https://agentshelf.syntexa.ch/v1/dns-srv-sips?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"hostname":{"type":"string","examples":["example.com"],"maxLength":253,"minLength":1,"description":"Public DNS hostname such as example.com. Not a URL, not an IP literal, and not a private name."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EcxsmGSnzz6986V3M5qas","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves SRV records at _sips._tcp.{hostname} for SIP over TLS by accepting a registrable domain name","exampleAgentPrompt":"Can you look up the _sips._tcp SRV records for example.com so I can find out which server and port handle SIP over TLS for that domain?","exampleUseCases":[{"title":"VoIP provider SIP TLS discovery","prompt":"What are the SRV records at _sips._tcp for voipprovider.com? I need to know the target host and port for establishing a secure SIP connection."},{"title":"SIP trunk configuration check","prompt":"Can you check whether siptrunk.example.org has any _sips._tcp SRV records set up so I can verify our SIP over TLS routing is properly configured?"},{"title":"Multi-domain SIP federation lookup","prompt":"I'm setting up federation between two SIP domains — can you pull the _sips._tcp SRV records for partner-domain.net so I know where to direct encrypted SIP traffic?"}],"resultDescription":"Returns the SRV records found at _sips._tcp.{hostname}, including fields such as priority, weight, port, and target for each record. An empty records array is returned if no SRV records exist at that location.","failureModes":["Domain does not exist — NXDOMAIN response, returns empty records","No _sips._tcp SRV record configured for the domain — returns empty records array","Hostname exceeds 253 characters or is empty — validation error","DNS resolver timeout — transient error response","Invalid domain format — request rejected with error"],"whenToPreferThis":"Use this endpoint when you specifically need SRV records for SIP over TLS (_sips._tcp prefix) and the caller only knows the registrable domain, not the full underscored DNS name. It is distinct from generic SRV lookup endpoints because it automatically prepends the _sips._tcp service label. Prefer the free sandbox endpoint (/v1/sandbox/dns-srv-sips) when available to avoid the $0.004 USDC charge; use this paid endpoint when sandbox access is unavailable or production accuracy is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T02:00:05.759Z","isFirstParty":false,"canonicalSlug":"agentshelf-dns-srv-sips-tcp-lookup-8263b71e"}