{"uid":"cap_YHkjuHPnTRrQsx0q_lMmh","slug":"dns-aaaa-record-lookup-for-api-domain-subdomain-86cceb86","name":"DNS AAAA Record Lookup for api.<domain> Subdomain","description":"AAAA record of api.<domain>: looks up the api host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like api without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/api/aaaa?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_i9mp7Lqb6yxhLJSVsBoSu","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 AAAA (IPv6) DNS record for the api.<domain> subdomain via Cloudflare DNS over HTTPS and returns whether it exists, its records, and TTL.","exampleAgentPrompt":"Check if api.stripe.com has an AAAA record — I want to know if their API host is reachable over IPv6 and what the TTL is.","exampleUseCases":[{"title":"IPv6 readiness check for API host","prompt":"Does api.github.com have an IPv6 address? I need to know if their API subdomain is reachable over IPv6 before configuring our dual-stack deployment."},{"title":"Verify competitor API infrastructure","prompt":"Can you check if api.shopify.com resolves to an IPv6 address via DNS? I'm doing a quick infrastructure comparison and want to know if they support IPv6 on their API endpoint."},{"title":"Confirm API subdomain existence before integration","prompt":"Before I start integrating with their service, can you check whether api.newservice.io actually exists in DNS and has an AAAA record? Tell me the record and TTL if it does."}],"resultDescription":"Returns whether the api.<domain> subdomain has an AAAA record, the IPv6 address(es) if present, the TTL value, and the DNS response code — all resolved via Cloudflare DNS over HTTPS.","failureModes":["Domain does not exist — NXDOMAIN response returned","api subdomain exists but has no AAAA record — empty record set returned","Invalid or malformed domain input causes a query error","Cloudflare DoH upstream temporarily unavailable, causing a timeout or error response","Rate limiting or payment failure if the x402 payment is not completed"],"whenToPreferThis":"Use this endpoint when you need a quick, targeted IPv6 DNS existence check specifically for the 'api' subdomain of a domain, without enumerating all subdomains. Prefer this over general DNS tools when you want a hosted, pay-per-use, Cloudflare-backed AAAA lookup for the api host specifically — especially useful in automated infrastructure reconnaissance or integration validation workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:55:25.242Z","isFirstParty":false,"canonicalSlug":"dns-aaaa-record-lookup-for-api-domain-subdomain-86cceb86"}