{"uid":"cap_hSxSpKgMrXwwT9HrdiIwT","slug":"dns-txt-db-subdomain-787ffd10","name":"dns-txt-db-subdomain","description":"TXT record of db.<domain>: looks up the db 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 db without enumerating subdomains. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/host/db/txt?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_-PP4YDj5v5JrNUMrdcZF0","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 'db' subdomain of a given domain via Cloudflare DoH and reports whether it exists, its records, and TTL.","exampleAgentPrompt":"Can you check if db.acme.com has any TXT DNS records — I want to know if the db subdomain exists and what its TTL is?","exampleUseCases":[{"title":"Database subdomain configuration audit","prompt":"I'm auditing acme.com's infrastructure — can you look up the TXT records for db.acme.com and tell me if the subdomain exists, what the records say, and what the TTL is?"},{"title":"Security recon on competitor domain","prompt":"Check whether db.shopify.com has any TXT DNS records configured — I need to know if that subdomain is live and what it reveals."},{"title":"Pre-migration DNS verification","prompt":"Before we migrate, can you confirm that db.oldcompany.com still has its TXT DNS record intact and what the current TTL is?"}],"resultDescription":"Returns whether the db.<domain> subdomain has TXT DNS records, the content of those records, and the TTL value. If the subdomain does not exist or has no TXT records, the response indicates absence.","failureModes":["Domain not found or does not exist — returns no records","db subdomain has no TXT records — returns empty or negative existence result","Malformed domain input — may return an error or unexpected result","Cloudflare DoH upstream timeout — service may return an error","Payment failure — request not processed if x402 payment is not completed"],"whenToPreferThis":"Use this endpoint when you need a quick, targeted existence check for TXT records on the 'db' subdomain of a specific domain without enumerating all subdomains. Prefer it over general DNS tools when you want a lightweight, paid-per-lookup approach using Cloudflare DoH for reliability, specifically for the 'db' common host pattern.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:59:35.381Z","isFirstParty":false,"canonicalSlug":"dns-txt-db-subdomain-787ffd10"}