{"uid":"cap_NSykoozwPS0IR_N728Hh4","slug":"dns-mx-via-nextdns-change-watch-53e78acc","name":"DNS MX via NextDNS Change Watch","description":"Change watch for dns mx via nextdns: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.","url":"https://dns.intel.rallylive.ca/watch/dns/mx/via/nextdns?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":"0.02","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_jlPAFwY1z5QqahyLS3UE4","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":"Monitors DNS MX records for a domain via NextDNS and returns whether they have changed since the last check, with before/after field diffs.","exampleAgentPrompt":"Keep an eye on the MX records for example.com via NextDNS and let me know if anything has changed since the last check.","exampleUseCases":[{"title":"Detect email provider migration","prompt":"Watch the MX records for acme.com via NextDNS and tell me if they've changed — I want to know if they've switched email providers."},{"title":"Monitor customer domain mail routing","prompt":"Check whether the MX records for clientdomain.com have changed since we last checked, and show me what changed if they have."},{"title":"Scheduled alert for MX record drift","prompt":"Set up a recurring watch on the MX records for mybusiness.io using NextDNS so I get alerted the moment the mail server configuration changes."}],"resultDescription":"Returns the current MX records as resolved by NextDNS, a boolean 'changed' flag indicating whether results differ from the previous call (stored up to 90 days), a list of fields that changed with before/after values, and a timestamp of when the records were last seen.","failureModes":["Domain not found or invalid — DNS NXDOMAIN response","No previous snapshot available (first call) — changed flag may default to false or null","NextDNS resolution failure or timeout — upstream DNS error returned","Domain has no MX records — empty record set returned","Snapshot expired after 90 days — treated as first-time check"],"whenToPreferThis":"Choose this endpoint when you need to detect changes in MX (mail exchange) records specifically via NextDNS as the resolver, and want a stateful diff against the previous result rather than just a raw DNS lookup. Ideal for scheduled monitoring workflows where you want to be alerted to email infrastructure changes without building your own diffing logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:54:59.162Z","isFirstParty":false,"canonicalSlug":"dns-mx-via-nextdns-change-watch-53e78acc"}