{"uid":"cap_hmoTOuYX48-eXakf_rTpo","slug":"dkim-selector-o365-lookup-47d64da6","name":"DKIM Selector o365 Lookup","description":"DKIM public key for selector \"o365\" of a domain: looks up o365._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the o365 selector will verify. $0.01 per lookup.","url":"https://dns.intel.rallylive.ca/dns/dkim/o365?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QR_x8RHT--YkfnLtdK-MZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up and parses the DKIM public key for the 'o365' selector of a given domain, verifying its key type, length, and validity via Cloudflare DNS-over-HTTPS.","exampleAgentPrompt":"Can you check the DKIM o365 selector for contoso.com — I want to know if the key is valid, what type and length it is, and whether it's been revoked?","exampleUseCases":[{"title":"Office 365 email deliverability audit","prompt":"We just set up Microsoft 365 for acme.com — can you verify that the o365 DKIM selector is properly configured and the public key isn't revoked or empty?"},{"title":"Pre-send DKIM health check","prompt":"Before we send our marketing campaign through Office 365, can you confirm that the o365 DKIM key for brandco.com is valid and what RSA key length it's using?"},{"title":"Email security compliance review","prompt":"I need to audit the DKIM setup for all our client domains — start with fabrikam.com and tell me the o365 selector's key type, key length, testing flag status, and whether it's revoked."}],"resultDescription":"Returns the parsed contents of the o365._domainkey.<domain> TXT record, including the DKIM version tag (v=), key type (k=), public key length in bits, whether the key is in testing mode, and whether the key has been revoked (empty p= field). Confirms whether mail signed with the o365 selector will pass DKIM verification.","failureModes":["Domain does not have an o365._domainkey TXT record — returns not found or empty result","DNS resolution failure via Cloudflare DoH — transient network error","Malformed TXT record that cannot be parsed — partial or error response","Empty p= field indicating revoked key — returned as a revoked status flag","Payment failure for the $0.01 USDC x402 micropayment — request rejected before lookup"],"whenToPreferThis":"Choose this endpoint when you specifically need to inspect the DKIM configuration for Microsoft 365 / Office 365 (the 'o365' selector) on a domain. It is purpose-built to parse o365._domainkey TXT records and extract structured fields including revocation and testing status — more structured than a raw DNS TXT lookup. Use it for email deliverability audits, compliance checks, or debugging Microsoft 365 mail signing issues.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:58:57.655Z","isFirstParty":false,"canonicalSlug":"dkim-selector-o365-lookup-47d64da6"}