{"uid":"cap_Ta7DNlVTv2juUkuZx0Gib","slug":"dns-a-record-lookup-for-pop-subdomain-via-cloudflare-doh-b300dc60","name":"DNS A Record Lookup for pop Subdomain via Cloudflare DoH","description":"A record of pop.<domain>: looks up the pop host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like pop without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/pop/a?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_I6YlyzE5HdNcACjrPyBfE","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 the A (IPv4) record for the pop.<domain> subdomain using Cloudflare DNS over HTTPS, returning existence status, IP records, and TTL.","exampleAgentPrompt":"Check whether pop.rallylive.ca exists in DNS — I need to know if there's an A record for that pop subdomain, what IP it points to, and its TTL.","exampleUseCases":[{"title":"Email server infrastructure audit","prompt":"Does example.com have a pop subdomain configured? I want to know if there's an A record for pop.example.com and what IP address it resolves to."},{"title":"Domain migration readiness check","prompt":"We're migrating newcompany.com — can you check if pop.newcompany.com has a DNS A record set up yet and what its TTL is?"},{"title":"Competitor mail host discovery","prompt":"I'm researching whether competitor.io runs their own mail infrastructure — can you look up the A record for their pop subdomain and tell me if it exists?"}],"resultDescription":"Returns whether the pop.<domain> A record exists, the resolved IPv4 address(es), the TTL value, and the DNS response code (e.g. NOERROR or NXDOMAIN), as answered by Cloudflare's DNS over HTTPS resolver.","failureModes":["Domain does not exist — returns NXDOMAIN response code with no records","pop subdomain not configured — returns NXDOMAIN or empty answer section","Invalid domain format supplied — may return error or empty result","Cloudflare DoH unreachable — upstream resolver timeout","Rate limiting or payment failure — request rejected before DNS query is made"],"whenToPreferThis":"Use this endpoint when you need a quick, targeted existence check for the pop subdomain specifically (e.g. mail retrieval hosts), without enumerating all subdomains. Prefer this over generic DNS tools when you want a low-cost ($0.01) single-host check via a reliable resolver like Cloudflare, and when you only need A (IPv4) records for pop.<domain>.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:56:07.725Z","isFirstParty":false,"canonicalSlug":"dns-a-record-lookup-for-pop-subdomain-via-cloudflare-doh-b300dc60"}