{"uid":"cap_BEgkPlybaMVcdy86EGI6-","slug":"openverbs-dns-resolver-237d2a03","name":"OpenVerbs DNS Resolver","description":"Resolve DNS records for a hostname — A, AAAA, CNAME, MX, TXT, NS, SOA, CAA or SRV. NXDOMAIN or an absent record type returns an empty record set.","url":"https://dns.openverbs.com/v1/resolve","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["name"],"properties":{"name":{"type":"string","maxLength":253,"minLength":1,"description":"Hostname to resolve, e.g. \"github.com\"."},"type":{"enum":["A","AAAA","CNAME","MX","TXT","NS","SOA","CAA","SRV"],"type":"string","default":"A","description":"DNS record type to query. Defaults to A."}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SSVczvH3M1roc1BHjSfcL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves DNS records (A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, SRV) for a given hostname, returning the matching record set or empty if not found.","exampleAgentPrompt":"Look up the MX records for mailchimp.com so I can see which mail servers handle their email.","exampleUseCases":[{"title":"Verify SPF record for email deliverability","prompt":"Can you pull the TXT records for sendgrid.net? I want to check what their SPF record looks like before I set up my own."},{"title":"Check IPv6 support for a domain","prompt":"Does stripe.com have an AAAA record? I need to know if they support IPv6 before I configure my firewall rules."},{"title":"Identify certificate authority restrictions","prompt":"Look up the CAA records for github.com — I want to see which certificate authorities are allowed to issue TLS certs for that domain."}],"resultDescription":"Returns the DNS record set matching the requested hostname and record type. Each record includes the relevant data fields for that type (e.g. IP address for A/AAAA, hostname and priority for MX, text value for TXT). If the domain does not exist (NXDOMAIN) or the requested record type is absent, an empty record set is returned.","failureModes":["NXDOMAIN: domain does not exist — returns empty record set","No records of requested type exist — returns empty record set","Invalid hostname format (exceeds 253 chars or malformed) — likely validation error","Unsupported record type supplied — schema enum violation","Upstream DNS resolver timeout — may return error or empty result"],"whenToPreferThis":"Use this endpoint when an AI agent needs programmatic, paid DNS resolution supporting all major record types (A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, SRV) in a single consistent API with x402 micropayment access. Prefer it over scraping DNS tools or system-level resolvers when you need a reliable, structured JSON response for any record type without managing resolver infrastructure. The companion PTR/reverse-lookup endpoint on the same provider covers reverse DNS needs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:39:13.027Z","isFirstParty":false}