{"uid":"cap_XB140dLoyhzFjpaRy9iaR","slug":"dev-reference-dns-record-type-lookup-fcf98ce8","name":"Dev Reference DNS Record Type Lookup","description":"DNS record type lookup by name (MX) or number (15): IANA meaning, RFC reference and typical use.","url":"https://dev-reference.x402tookit.com/dns-record-type?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","required":["type"],"properties":{"type":{"type":"string","description":"Record type name such as TXT or its number such as 16"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"name":{"type":["null","string"]},"number":{"type":["null","number"]},"source":{"type":["null","string"]},"meaning":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"obsolete":{"type":["boolean","null"]},"reference":{"type":["null","string"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"registered":{"type":["boolean","null"]},"typicalUse":{"type":["null","string"]}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_m2X-mzbT8N7dtw9atJcGX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up a DNS record type by name (e.g. MX) or number (e.g. 15) and returns its IANA meaning, RFC reference, and typical use.","exampleAgentPrompt":"What does the MX DNS record type mean — can you give me its IANA meaning, the RFC it comes from, and what it's typically used for?","exampleUseCases":[{"title":"Debugging an unfamiliar DNS record","prompt":"I'm looking at a DNS zone file and I see record type 257 — what is that, what does IANA say it means, and which RFC defines it?"},{"title":"Checking if a DNS record type is obsolete","prompt":"Is the HINFO DNS record type still in active use, or is it obsolete? What's its IANA meaning and typical purpose?"},{"title":"Learning about a DNS record type by name","prompt":"Can you explain what an SRV DNS record is — what RFC defines it, what it's registered as in IANA, and what it's normally used for?"}],"resultDescription":"Returns the DNS record type's canonical name, numeric code, IANA-registered meaning, relevant RFC reference, typical use description, whether it is obsolete or still registered, and optionally a summary and verdict about the record type's current status.","failureModes":["Unknown or unrecognized record type name/number returns null fields or a not-found verdict","Invalid input (non-string, missing query parameter) returns an error or empty response","Degraded mode may return partial data with a degraded flag set to true","Very new or experimental record types not yet in IANA registry may return incomplete results"],"whenToPreferThis":"Use this endpoint when you need authoritative, structured DNS record type metadata — IANA meaning, RFC reference, and typical use — by name or number. Prefer it over general web search when you need machine-readable, structured output with obsolescence and registration status flags. Ideal for developer tooling, DNS debugging agents, and documentation generators.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T00:34:56.143Z","isFirstParty":false,"canonicalSlug":"dev-reference-dns-record-type-lookup-fcf98ce8"}