{"uid":"cap_syQJK-czSiIVGp1-CRjz_","slug":"dns-aaaa-webmail-subdomain-8fa91406","name":"dns-aaaa-webmail-subdomain","description":"AAAA record of webmail.<domain>: looks up the webmail 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 webmail without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/webmail/aaaa?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_2QNw8ICu90Frsq4o3LCS2","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 webmail subdomain of a given domain via Cloudflare DNS over HTTPS and reports existence, records, and TTL.","exampleAgentPrompt":"Check if webmail.rallylive.ca has an IPv6 address — look up its AAAA DNS record and tell me if it exists and what TTL it has.","exampleUseCases":[{"title":"Verify IPv6 webmail host exists","prompt":"Does webmail.acmecorp.com have an AAAA DNS record? I want to know if their webmail service is reachable over IPv6."},{"title":"Pre-migration IPv6 readiness check","prompt":"Before we migrate our email setup, can you check whether webmail.ourcompany.net has an AAAA record configured and what TTL it's set to?"},{"title":"Monitor competitor webmail infrastructure","prompt":"Can you check if webmail.techstartup.io exists in DNS as an IPv6 host — I want to see whether they've set up IPv6 for their webmail."}],"resultDescription":"Returns whether the webmail.<domain> AAAA record exists, the IPv6 address(es) in the record if present, the TTL value, and the DNS response code — sourced from Cloudflare's DNS over HTTPS resolver.","failureModes":["Domain does not have a webmail subdomain — returns NXDOMAIN or no records","Invalid or malformed domain name — resolver returns an error","Cloudflare DoH upstream is temporarily unavailable — request times out","Domain exists but webmail host has only A (IPv4) records, not AAAA — returns no records"],"whenToPreferThis":"Use this endpoint when you need a targeted, low-cost check for whether webmail.<domain> is configured with an IPv6 address, without enumerating all subdomains. Prefer it over general DNS tools when you specifically need the AAAA record for the webmail common subdomain via Cloudflare DoH.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T19:01:29.365Z","isFirstParty":false,"canonicalSlug":"dns-aaaa-webmail-subdomain-8fa91406"}