{"uid":"cap_GZ8zYmvXA-PEyK5E4zprz","slug":"dns-a-via-opendns-f43b234b","name":"dns-a-via-opendns","description":"A records for a domain as answered by OpenDNS (DNS over HTTPS): the records, TTL, response code (NOERROR/NXDOMAIN/SERVFAIL), whether the resolver validated DNSSEC, and the resolver's answer time. Compare resolvers to spot propagation lag, filtering or split-horizon answers. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/a/via/opendns?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_GFJPxbpEHhLQnouIhBkeq","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":"Resolves DNS A records for a domain using OpenDNS over HTTPS, returning records, TTL, response code, DNSSEC validation status, and answer time.","exampleAgentPrompt":"What A records does OpenDNS return for example.com, and does it validate DNSSEC — also tell me the TTL and how fast OpenDNS answered?","exampleUseCases":[{"title":"Detecting DNS propagation lag","prompt":"Can you check what IP address OpenDNS is returning for mybrand.com right now? I want to see if the new A record has propagated to OpenDNS yet and what TTL they're serving."},{"title":"Spotting OpenDNS content filtering","prompt":"Look up the A record for gambling-site.com via OpenDNS and tell me if it's being filtered or blocked — I want to see the response code and whether the IP returned differs from the authoritative answer."},{"title":"Comparing resolver answers for split-horizon diagnosis","prompt":"Query OpenDNS for the A records of internal.acmecorp.com and give me the full response including response code, TTL, DNSSEC status, and answer time so I can compare it against other resolvers."}],"resultDescription":"Returns the A records (IPv4 addresses) for the queried domain as answered by OpenDNS via DNS over HTTPS, along with the TTL for each record, the DNS response code (NOERROR, NXDOMAIN, or SERVFAIL), whether DNSSEC was validated by the resolver, and the time OpenDNS took to answer the query.","failureModes":["Domain does not exist — returns NXDOMAIN response code","OpenDNS resolver error — returns SERVFAIL response code","Invalid domain name format in input — may return an error or empty result","OpenDNS filtering active — may return a sinkhole IP instead of the real answer, appearing as NOERROR with unexpected IP","Network timeout reaching OpenDNS DoH endpoint — service may return a timeout error"],"whenToPreferThis":"Choose this endpoint when you specifically want to see how OpenDNS resolves a domain's A records — particularly for comparing resolver behavior, detecting DNS filtering or sinkholing by OpenDNS, diagnosing propagation lag relative to other resolvers, or auditing DNSSEC validation. Prefer this over generic DNS lookup tools when OpenDNS-specific answers (response code, DNSSEC, answer time) are needed for multi-resolver comparison workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:48:01.997Z","isFirstParty":false,"canonicalSlug":"dns-a-via-opendns-f43b234b"}