{"uid":"cap_8MYwmV0HIfbLP_DNpjRIq","slug":"dns-srv-record-lookup-for-iax-iax-udp-b8ca2959","name":"DNS SRV Record Lookup for IAX (_iax._udp)","description":"Call when an agent needs SRV records at _iax._udp.{hostname} for IAX. The caller sends the registrable domain, not the underscored name. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/dns-srv-iax first.","url":"https://agentshelf.syntexa.ch/v1/dns-srv-iax?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":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SXVG_jqjxIa9FaFIkYR9A","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","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 _iax._udp.{hostname} for Inter-Asterisk eXchange (IAX) protocol discovery, given a plain registrable domain name.","exampleAgentPrompt":"Look up the IAX SRV records for the domain example.com — I need to find the IAX server address, port, priority, and weight configured in its DNS.","exampleUseCases":[{"title":"VoIP IAX server discovery","prompt":"What IAX server is configured for voipprovider.com? Look up its _iax._udp SRV records so I can see the hostname, port, and priority."},{"title":"Asterisk PBX integration setup","prompt":"I'm setting up an Asterisk PBX integration and need to connect to mybusiness.com — can you find the IAX SRV record for that domain so I know which server and port to use?"},{"title":"Validate IAX DNS configuration","prompt":"Check whether telecom.example.org has _iax._udp SRV records published in DNS and tell me what they say — I want to verify the IAX service is properly advertised."}],"resultDescription":"Returns the SRV record data found at _iax._udp.{hostname}, including priority, weight, port, and target hostname for the IAX service endpoint. If no SRV record exists, returns an appropriate empty or error response.","failureModes":["Domain does not exist or has no DNS records — NXDOMAIN or empty response","No _iax._udp SRV record published for the given domain","Malformed hostname input exceeding 253 characters or violating DNS naming rules","DNS resolution timeout or upstream resolver failure","Payment failure — USDC payment of $0.009 not completed successfully"],"whenToPreferThis":"Use this endpoint when an agent specifically needs to discover IAX (Inter-Asterisk eXchange) VoIP service endpoints via DNS SRV records for a given domain. Prefer the unpaid sandbox POST /v1/sandbox/dns-srv-iax endpoint during testing. Choose this over generic DNS lookup tools when the specific _iax._udp SRV record type is required for VoIP/telephony integration.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T06:43:33.235Z","isFirstParty":false,"canonicalSlug":"dns-srv-record-lookup-for-iax-iax-udp-b8ca2959"}