{"uid":"cap_qPcFmtnZxuJsLZsU89A_X","slug":"dns-srv-record-lookup-for-caldav-over-tls-caldavs-tcp-2038b5b4","name":"DNS SRV Record Lookup for CalDAV over TLS (_caldavs._tcp)","description":"Call when an agent needs SRV records at _caldavs._tcp.{hostname} for CalDAV over TLS. The caller sends the registrable domain, not the underscored name. Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/dns-srv-caldavs first.","url":"https://agentshelf.syntexa.ch/v1/dns-srv-caldavs?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":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_N1u2EFIREF0zx5x_4ja-A","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up SRV records at _caldavs._tcp.{hostname} to discover CalDAV-over-TLS service endpoints for a given domain.","exampleAgentPrompt":"Can you look up the _caldavs._tcp SRV records for example.com to find out where its secure CalDAV calendar server is hosted?","exampleUseCases":[{"title":"Calendar client auto-configuration","prompt":"I'm building a calendar client and need to auto-discover the secure CalDAV server for the domain company.org — can you fetch the _caldavs._tcp SRV records for it?"},{"title":"Verifying CalDAV TLS setup","prompt":"We just set up a CalDAV-over-TLS service and registered the SRV record — can you check the _caldavs._tcp SRV records for mycaldav.example.net to confirm it's resolving correctly?"},{"title":"Debugging calendar sync failure","prompt":"My calendar app can't connect to the server at workdomain.com — can you look up the _caldavs._tcp DNS SRV records for workdomain.com so I can see what host and port it's pointing to?"}],"resultDescription":"Returns SRV record data from the _caldavs._tcp.{hostname} DNS lookup, typically including priority, weight, port, and target hostname of the CalDAV-over-TLS service endpoint. Returns an empty or error result if no such record exists.","failureModes":["No SRV record exists at _caldavs._tcp.{hostname} — returns empty or NXDOMAIN-equivalent response","Invalid or malformed hostname input","DNS resolution timeout or upstream failure","Domain exists but has no CalDAV TLS SRV record configured"],"whenToPreferThis":"Use this endpoint when you need to perform DNS-based service discovery specifically for CalDAV over TLS (caldavs), i.e. when a client or agent needs to find the host and port of a secure calendar server for a given domain. Prefer the free sandbox POST /v1/sandbox/dns-srv-caldavs before using this paid endpoint. Do not use this for plain CalDAV (non-TLS) discovery, CardDAV, or other SRV record types.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T02:38:32.027Z","isFirstParty":false,"canonicalSlug":"dns-srv-record-lookup-for-caldav-over-tls-caldavs-tcp-2038b5b4"}