{"uid":"cap_6fekOoqBghqErYyXUCf-J","slug":"srv-sipfederationtls-tcp-dns-lookup-dbcbd5c7","name":"SRV SIPFEDERATIONTLS TCP DNS Lookup","description":"SIPFEDERATIONTLS service discovery (_sipfederationtls._tcp.<domain>): SRV records with priority, weight, port and target host, from Cloudflare DoH. Tells a client where the domain's sipfederationtls service lives without guessing hosts. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/srv/sipfederationtls-tcp?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_gsapxD5uaV4_RlitAEiop","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":"Looks up SRV records for the _sipfederationtls._tcp service of a domain via Cloudflare DoH, returning priority, weight, port, and target host for SIP federation TLS routing.","exampleAgentPrompt":"Can you look up the _sipfederationtls._tcp SRV DNS records for contoso.com and tell me what host and port handle its SIP federation TLS service?","exampleUseCases":[{"title":"Verify Microsoft Teams SIP federation setup","prompt":"I need to check if fabrikam.com has its SIP federation TLS DNS records configured correctly — can you pull the _sipfederationtls._tcp SRV records and show me the target host, port, priority, and weight?"},{"title":"Diagnose SIP federation connectivity issue","prompt":"We're having trouble federating with acme.com over SIP TLS. Can you look up their _sipfederationtls._tcp SRV record so I can see what host and port their system is advertising?"},{"title":"Audit domain SIP federation configuration","prompt":"I'm auditing our partner domains for unified communications readiness. What do the _sipfederationtls._tcp SRV records look like for northwindtraders.com?"}],"resultDescription":"Returns SRV record data for the _sipfederationtls._tcp service under the queried domain, including one or more records each containing priority, weight, port number, and target hostname — enabling a client to connect to the correct SIP federation TLS endpoint without guessing.","failureModes":["Domain has no _sipfederationtls._tcp SRV record configured — returns empty or NXDOMAIN result","Invalid or malformed domain name input — returns error","Cloudflare DoH upstream timeout or failure — returns service error","Domain exists but SRV record set is empty — returns no results"],"whenToPreferThis":"Use this endpoint when you need to programmatically discover the SIP federation TLS service endpoint for a domain — especially for Microsoft Teams, Skype for Business, or other SIP-based unified communications platforms that publish _sipfederationtls._tcp SRV records. Prefer this over manual DNS tools when automating federation setup verification, partner domain audits, or connectivity diagnostics.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:59:03.105Z","isFirstParty":false,"canonicalSlug":"srv-sipfederationtls-tcp-dns-lookup-dbcbd5c7"}