{"uid":"cap_UxJpkwirJWirSfvI8YN3B","slug":"dns-cname-via-mullvad-244c2531","name":"dns-cname-via-mullvad","description":"CNAME records for a domain as answered by Mullvad DNS (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. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/cname/via/mullvad?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_Bcz_eHGMl491hbStiIU-N","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 CNAME records for a domain using Mullvad's DNS over HTTPS resolver, returning records, TTL, response code, DNSSEC validation status, and answer time.","exampleAgentPrompt":"What CNAME records does Mullvad's DNS resolver return for example.com, and did it validate DNSSEC?","exampleUseCases":[{"title":"Detect DNS propagation lag across resolvers","prompt":"Can you check what CNAME records Mullvad's DNS returns for shop.mybrand.com? I want to compare it with other resolvers to see if there's any propagation delay."},{"title":"Verify Mullvad isn't filtering a domain","prompt":"I think Mullvad DNS might be blocking or filtering cdn.mysite.io — can you do a CNAME lookup there via Mullvad and tell me if it gets NOERROR or NXDOMAIN?"},{"title":"Confirm DNSSEC validation for a CNAME","prompt":"Please look up the CNAME records for secure.api.acme.com using Mullvad's DNS over HTTPS and let me know if DNSSEC was validated and what the TTL is."}],"resultDescription":"Returns the CNAME records for the queried domain as seen by Mullvad's DNS resolver, including the record values, TTL, DNS response code (NOERROR, NXDOMAIN, or SERVFAIL), whether the resolver performed DNSSEC validation, and the time taken for the resolver to answer.","failureModes":["Domain does not exist: returns NXDOMAIN response code with no records","Domain has no CNAME records: returns NOERROR but empty record set","Mullvad resolver is unreachable or times out: may return SERVFAIL or timeout error","Invalid domain name format: request rejected or malformed response","DNSSEC validation failure: resolver may indicate bogus/failed DNSSEC state"],"whenToPreferThis":"Choose this endpoint when you specifically need to see how Mullvad's privacy-focused DNS resolver handles a CNAME query — especially useful for comparing against other resolvers (Google, Cloudflare, AliDNS) to detect propagation differences, split-horizon configurations, or resolver-level filtering. Prefer this over generic DNS lookup tools when DNSSEC validation status and per-resolver answer timing are important.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:55:33.644Z","isFirstParty":false,"canonicalSlug":"dns-cname-via-mullvad-244c2531"}