{"uid":"cap_z4cNkmL1K9DNidWGl-CY0","slug":"dns-a-record-lookup-via-cleanbrowsing-doh-2c9af095","name":"DNS A Record Lookup via CleanBrowsing (DoH)","description":"A records for a domain as answered by CleanBrowsing (security filter) (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. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/a/via/cleanbrowsing?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_yqnA49kIgRJuTfqMnQdeZ","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 through CleanBrowsing's security-filtering DNS over HTTPS resolver, returning records, TTL, response code, DNSSEC validation status, and answer time.","exampleAgentPrompt":"Can you look up the A records for example.com using CleanBrowsing's DNS resolver and tell me what IP it returns, the TTL, whether DNSSEC was validated, and how fast it answered?","exampleUseCases":[{"title":"Detect domain blocked by security filter","prompt":"Check whether CleanBrowsing's security filter is blocking malware-site.com — look up its A records via CleanBrowsing DoH and tell me if it returns NXDOMAIN or a sinkhole IP instead of the real address."},{"title":"Compare resolver propagation lag","prompt":"I just updated the A record for mycompany.com — can you query it through CleanBrowsing's DNS resolver and tell me what IP and TTL it's currently returning so I can compare against other resolvers for propagation lag?"},{"title":"Verify DNSSEC validation at CleanBrowsing","prompt":"Look up the A records for dnssec-test.org through CleanBrowsing's DoH resolver and let me know if DNSSEC was validated successfully and what response code came back."}],"resultDescription":"Returns the A record(s) for the queried domain as seen by CleanBrowsing's security-filtering DoH resolver, including: the resolved IP address(es), TTL value, DNS response code (NOERROR, NXDOMAIN, or SERVFAIL), a boolean indicating whether DNSSEC was validated, and the resolver's answer latency in milliseconds.","failureModes":["Domain does not exist — returns NXDOMAIN response code","CleanBrowsing has blocked the domain due to security filtering — may return NXDOMAIN or a sinkhole IP","Resolver is temporarily unavailable — returns SERVFAIL","No A records exist for domain (IPv6-only or CNAME-only) — empty record set with NOERROR","Malformed domain input — request fails or returns error"],"whenToPreferThis":"Choose this endpoint when you specifically need to see how CleanBrowsing's security-filtering resolver answers A record queries — for example, to detect whether it is blocking or sinkhol-ing a domain, to compare its answer against other resolvers for propagation or split-horizon analysis, or to verify DNSSEC validation behavior at a security-focused resolver. Use sibling endpoints for other record types (CNAME, AAAA, TXT) or other resolvers (NextDNS, DNSPod).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:48:18.779Z","isFirstParty":false,"canonicalSlug":"dns-a-record-lookup-via-cleanbrowsing-doh-2c9af095"}