{"uid":"cap_up4Nvn4FyPurpK3qjF0U5","slug":"dkim-default-selector-change-watch-edf39816","name":"DKIM Default Selector Change Watch","description":"Change watch for dkim selector default: 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. $0.02 per check.","url":"https://dns.intel.rallylive.ca/watch/dns/dkim/default?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_QUviZHHonHSK4eEKsZmr_","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 the DKIM TXT record for the 'default' selector of a domain and alerts when it changes, comparing against the last result stored for up to 90 days.","exampleAgentPrompt":"Keep an eye on the DKIM default selector record for example.com and let me know as soon as it changes — I want to catch any unauthorized key rotations right away.","exampleUseCases":[{"title":"Email security key rotation alert","prompt":"Watch the DKIM default selector for acmecorp.com and alert me if it ever changes — we need to know immediately if the signing key gets rotated or tampered with."},{"title":"Post-migration DKIM verification","prompt":"We just migrated our mail provider for startup.io — can you keep monitoring the default DKIM selector and tell me when the DNS record updates to the new key?"},{"title":"Scheduled compliance monitoring","prompt":"Set up a recurring check on the DKIM default selector for mybusiness.com so I'm always notified if anything changes unexpectedly — I need a log of before and after values for compliance purposes."}],"resultDescription":"Returns the current DKIM TXT record for the 'default' selector, a boolean 'changed' flag indicating whether it differs from the last recorded check (within 90 days), a diff of fields that changed with before/after values, and a timestamp of when the record was last seen.","failureModes":["Domain has no default._domainkey TXT record — returns empty or no-record response","Domain not previously checked — no baseline to compare against, so 'changed' may be indeterminate on first call","Network or DoH resolver timeout — may return an error instead of DNS data","Payment failure via x402 — request rejected before check is performed","Domain input missing or malformed — request fails validation"],"whenToPreferThis":"Choose this endpoint when you need to continuously monitor whether the DKIM 'default' selector of a specific domain has changed over time, particularly for security auditing, compliance tracking, or alerting on unauthorized key rotations. It is purpose-built for change detection with 90-day memory, making it superior to a plain DKIM lookup when historical comparison and diff output are needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:59:37.543Z","isFirstParty":false,"canonicalSlug":"dkim-default-selector-change-watch-edf39816"}