{"uid":"cap_vH3HLB3o2nqCEeViq99rh","slug":"dns-ns-via-dnssb-d82ac096","name":"dns-ns-via-dnssb","description":"NS records for a domain as answered by DNS.SB (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. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/ns/via/dnssb?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_Ie5ROkiS1KLZVioAO_JIt","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":"Retrieves NS (nameserver) records for a domain as answered by DNS.SB via DNS over HTTPS, including TTL, response code, DNSSEC validation status, and resolver answer time.","exampleAgentPrompt":"What nameserver records does DNS.SB return for example.com? I want to see the NS records, TTL, response code, whether DNSSEC was validated, and how fast the resolver answered.","exampleUseCases":[{"title":"DNS propagation check across resolvers","prompt":"Can you check what nameservers DNS.SB sees for mynewdomain.com? I just updated my NS records and want to know if DNS.SB has picked up the changes yet — show me the NS records, TTL, and response code."},{"title":"DNSSEC validation audit","prompt":"Look up NS records for cloudflare.com via DNS.SB and tell me whether the resolver validated DNSSEC for the response."},{"title":"Split-horizon DNS investigation","prompt":"I suspect split-horizon DNS is happening for acme-corp.com — can you query its NS records through DNS.SB and show me what nameservers it reports, the TTL, and the response code?"}],"resultDescription":"Returns the NS records for the queried domain as seen by DNS.SB, including the nameserver hostnames, TTL value, DNS response code (NOERROR, NXDOMAIN, or SERVFAIL), a boolean indicating whether DNSSEC was validated, and the resolver's answer time in milliseconds.","failureModes":["Domain does not exist — returns NXDOMAIN response code","Resolver is unreachable or times out — returns SERVFAIL response code","Invalid or malformed domain name input — may return error or SERVFAIL","Domain has no NS records — returns NOERROR with empty answer section","DNS.SB upstream outage — may return SERVFAIL or no response"],"whenToPreferThis":"Choose this endpoint when you specifically want to see how DNS.SB resolves NS records for a domain, particularly for cross-resolver comparison, propagation lag detection, DNSSEC validation status, or split-horizon analysis. Prefer it over generic DNS tools when you need resolver-specific metadata like answer time and DNSSEC flag from DNS.SB's perspective.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T19:02:01.962Z","isFirstParty":false,"canonicalSlug":"dns-ns-via-dnssb-d82ac096"}