{"uid":"cap_ECioV6_NTHBZahRsacdGx","slug":"dns-txt-record-lookup-for-ns1-subdomain-via-cloudflare-doh-821c68fb","name":"DNS TXT Record Lookup for ns1 Subdomain via Cloudflare DoH","description":"TXT record of ns1.<domain>: looks up the ns1 host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns1 without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/ns1/txt?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_0I0XqGf06UTJRWsD3W1yp","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 TXT DNS record for the ns1.<domain> subdomain using Cloudflare DNS over HTTPS and reports existence, records, and TTL.","exampleAgentPrompt":"Can you check if ns1.example.com has any TXT records and let me know what they say and their TTL?","exampleUseCases":[{"title":"Verify nameserver subdomain existence","prompt":"I need to know whether ns1.rallylive.ca exists as a DNS host with any TXT records — can you check that for me quickly?"},{"title":"Domain infrastructure audit","prompt":"Can you look up TXT records for ns1.acmecorp.com so I can confirm what DNS metadata is published for that nameserver host?"},{"title":"Security recon on competitor domain","prompt":"Check if ns1.rivalcompany.io has any TXT records set up and what the TTL is — I want to understand their nameserver configuration without doing a full subdomain scan."}],"resultDescription":"Returns whether the ns1.<domain> subdomain exists, its TXT record values, TTL, and the DNS response code from Cloudflare's DoH resolver.","failureModes":["Domain not found: NXDOMAIN response with no records","No TXT records exist for ns1 subdomain: empty records array with NOERROR","Invalid domain format: request rejected or malformed query","Cloudflare DoH upstream timeout: delayed or failed response","Rate limiting or payment failure: 402 or 429 error if USDC payment not settled"],"whenToPreferThis":"Use this endpoint when you need a fast, targeted check for TXT records specifically on the ns1 subdomain of a domain, without running a full subdomain enumeration. Prefer this over general DNS TXT record endpoints when the ns1 host is the specific target, and over full enumeration tools when stealth or minimal query volume matters. Ideal for infrastructure checks, domain audits, and quick existence validation via Cloudflare's reliable DoH resolver.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T19:01:24.542Z","isFirstParty":false,"canonicalSlug":"dns-txt-record-lookup-for-ns1-subdomain-via-cloudflare-doh-821c68fb"}