{"uid":"cap_O22hHzS2d815U2T3qjibh","slug":"dns-srv-record-lookup-for-pop3s-pop3s-tcp-4e7a2aaa","name":"DNS SRV Record Lookup for POP3S (_pop3s._tcp)","description":"Call when an agent needs SRV records at _pop3s._tcp.{hostname} for POP3 over TLS. The caller sends the registrable domain, not the underscored name. Exact $0.008 USDC. Prefer unpaid POST /v1/sandbox/dns-srv-pop3s first.","url":"https://agentshelf.syntexa.ch/v1/dns-srv-pop3s?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":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_C9cNpJQbL4uuTw-ktHemN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns SRV records at _pop3s._tcp.{hostname} for locating POP3 over TLS mail servers for a given domain.","exampleAgentPrompt":"Can you look up the POP3S SRV records for example.com so I can find out which server and port handle secure POP3 mail for that domain?","exampleUseCases":[{"title":"Discover POP3S server for email client setup","prompt":"I'm configuring a mail client and need to find the secure POP3 server details for gmail.com — can you pull the _pop3s._tcp SRV records so I know the right host and port?"},{"title":"Audit mail domain DNS configuration","prompt":"Can you check whether fastmail.com has proper POP3S SRV records set up in DNS? I want to verify their mail server configuration is discoverable via service records."},{"title":"Automate mail server discovery in onboarding","prompt":"As part of onboarding a new user with a company domain acme.com, look up the _pop3s._tcp SRV record so we can auto-configure their secure POP3 inbox settings."}],"resultDescription":"Returns SRV record data for _pop3s._tcp.{hostname}, including priority, weight, port, and target hostname of the POP3 over TLS mail server. If no records exist, the response will indicate an empty or not-found result.","failureModes":["Domain has no _pop3s._tcp SRV record — returns empty result","Invalid or malformed hostname input — validation error","DNS resolution failure or timeout — service error","Hostname exceeds 253 character limit — input rejected","Payment not provided or insufficient — HTTP 402 response"],"whenToPreferThis":"Use this endpoint when an agent needs to discover POP3 over TLS (POP3S) mail server configuration for a domain via DNS SRV records. Choose this over manual DNS queries when you have only the registrable domain name (not the underscored SRV name) and need a managed lookup. Prefer the free sandbox endpoint (/v1/sandbox/dns-srv-pop3s) when available; use this paid endpoint for production use cases requiring reliable resolution.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:53.378Z","isFirstParty":false,"canonicalSlug":"dns-srv-record-lookup-for-pop3s-pop3s-tcp-4e7a2aaa"}