{"uid":"cap_UtH0CNExzSrNMa7l3sW8i","slug":"dkim-selector-s3-change-watch-ac81eb60","name":"DKIM Selector S3 Change Watch","description":"Change watch for dkim selector s3: 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. $0.02 per check.","url":"https://dns.intel.rallylive.ca/watch/dns/dkim/s3?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_RrryIn7dg1QhOh5xjh67x","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 public key for the 's3' selector of a domain and alerts when it changes, returning current value, change flag, before/after diffs, and last-seen timestamp.","exampleAgentPrompt":"Watch the DKIM s3 selector for example.com and let me know if it has changed since the last check — show me the before and after values if anything is different.","exampleUseCases":[{"title":"Alert on unexpected DKIM key rotation","prompt":"Keep an eye on the s3 DKIM selector for mycompany.com and ping me if the public key changes — I want to catch any unauthorized key rotation immediately."},{"title":"Email deliverability audit scheduling","prompt":"Every day, check the s3 DKIM selector for newsletter.example.org and tell me whether it changed, what it was before, and what it is now."},{"title":"Post-migration DKIM verification","prompt":"We just migrated our email infrastructure — can you check if the s3 DKIM selector for olddomain.com has been updated yet, and show me what changed compared to the previous stored value?"}],"resultDescription":"Returns the current DKIM TXT record for the s3 selector, a boolean 'changed' field indicating whether the record differs from the previous call, a list of fields that changed with before and after values, and the timestamp of when the record was last seen. Previous results are retained for 90 days for comparison.","failureModes":["Domain not found or non-existent — returns empty or error result","DKIM s3 selector TXT record does not exist for the domain — returns no-record result","First call for a domain has no prior comparison baseline — changed will be false or undefined","DNS resolution failure via Cloudflare DoH — may return transient error","Payment not processed — x402 payment required error before result is returned"],"whenToPreferThis":"Use this endpoint when you need to continuously monitor the s3 DKIM selector specifically (as opposed to other selectors like 'email', 'mj', or 'protonmail') and want automated change detection with a stored historical baseline rather than a raw one-time DNS lookup. Ideal for scheduling periodic checks via an agent workflow where you need diff output rather than just the current value.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:58:39.501Z","isFirstParty":false,"canonicalSlug":"dkim-selector-s3-change-watch-ac81eb60"}