{"uid":"cap_iYSOoXdPk-KvHLbt9piIT","slug":"dns-a-record-lookup-for-test-subdomain-37d9a30b","name":"DNS A Record Lookup for test Subdomain","description":"A record of test.<domain>: looks up the test 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 test without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/test/a?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_6UcflTp718I01lAgiLRA4","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 'test' subdomain of a given domain via Cloudflare DNS over HTTPS and reports its existence, records, and TTL.","exampleAgentPrompt":"Can you check if the 'test' subdomain of rallylive.ca exists and what IP address it resolves to?","exampleUseCases":[{"title":"Pre-deployment environment check","prompt":"Before we go live, can you verify whether test.acmecorp.com has an A record and what IP it's pointing to?"},{"title":"Security audit subdomain scan","prompt":"I'm auditing our domain hygiene — can you check if test.mybrand.io is still live and resolving to an IP?"},{"title":"Third-party domain validation","prompt":"We're onboarding a new vendor using clientdomain.com — can you confirm whether their test subdomain exists and what it resolves to?"}],"resultDescription":"Returns whether the A record for test.<domain> 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","test subdomain not configured — NXDOMAIN with empty record set","Invalid or malformed domain input — may return error or empty response","Cloudflare DoH temporarily unavailable — upstream resolver timeout","Domain exists but has no A record (only AAAA or CNAME) — empty A record response"],"whenToPreferThis":"Use this endpoint when you need a quick, targeted existence check for the 'test' subdomain specifically, without enumerating all subdomains. Ideal for pre-deployment checks, security audits, and vendor onboarding validation. Prefer this over general DNS tools when you specifically need to know if 'test.<domain>' has an IPv4 address via Cloudflare DoH.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:54:31.149Z","isFirstParty":false,"canonicalSlug":"dns-a-record-lookup-for-test-subdomain-37d9a30b"}