{"uid":"cap_-D78ABvU3VI7C6eKzeUqs","slug":"dkim-selector-sg-change-watch-7c8aeb4b","name":"DKIM Selector SG Change Watch","description":"Change watch for dkim selector sg: 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. $0.02 per check.","url":"https://dns.intel.rallylive.ca/watch/dns/dkim/sg?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_7vHn0_PR_4DxIH-McyJSS","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 record for the 'sg' selector on a given domain, returning the current value, whether it changed since the last check, and which fields changed with before/after values.","exampleAgentPrompt":"Keep an eye on the DKIM sg selector record for example.com and let me know if anything changes — compare it against what was last seen and tell me exactly which fields are different.","exampleUseCases":[{"title":"SendGrid DKIM rotation alert","prompt":"Watch the sg DKIM selector for mycompany.com and alert me immediately if the record changes — I need to know the before and after values so I can update our mail configuration."},{"title":"Email deliverability audit","prompt":"Check whether the sg._domainkey DKIM record for newsletter.io has changed since you last looked, and show me what's different so I can verify our SendGrid setup is still intact."},{"title":"Scheduled domain security monitoring","prompt":"Set up a recurring check on the sg DKIM selector for clientdomain.com so I'm notified whenever the DNS record changes — include the timestamp of when it was last seen unchanged."}],"resultDescription":"Returns the current DKIM sg selector TXT record value, a boolean indicating whether it changed since the previous call (stored up to 90 days), a list of fields that changed with their before and after values, and the timestamp of when the record was last observed.","failureModes":["Domain not found or has no sg._domainkey TXT record — returns empty or null record with changed false","First-time call for a domain has no previous baseline — changed field may be null or false with no before value","DNS resolution failure via Cloudflare DoH — may return an error or timeout","Domain provided is malformed or missing — returns a validation error","Cached result older than 90 days is expired — previous value unavailable, treated as first-time call"],"whenToPreferThis":"Use this endpoint when you need to detect changes to the SendGrid DKIM selector specifically (sg) rather than performing a one-off lookup. It is ideal for scheduled monitoring workflows where you want to be alerted to DNS record mutations, key rotations, or misconfigurations. Prefer this over a plain DKIM lookup when historical comparison and change detection are needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:59:21.370Z","isFirstParty":false,"canonicalSlug":"dkim-selector-sg-change-watch-7c8aeb4b"}