{"uid":"cap_Al-K3uu7Tz2cG-VfXLDKI","slug":"spf-authorizes-calendly-checker-ec3a4e88","name":"SPF Authorizes Calendly Checker","description":"Does the domain's SPF record authorise calendly to send its mail? Reads the SPF TXT record (Cloudflare DoH) and checks for calendly's include/ip mechanisms, returning yes/no, the matching mechanism and the full record. Confirms a vendor integration is wired for deliverability, or spots an unexpected sender. $0.01 per lookup.","url":"https://email.intel.rallylive.ca/email/spf-authorizes/calendly?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_cHk6Z21yE988VnKLc221T","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":"Checks whether a domain's SPF record authorizes Calendly to send email on its behalf, returning yes/no, the matching mechanism, and the full SPF record.","exampleAgentPrompt":"Can you check if the SPF record for acme.com authorizes Calendly to send email on its behalf — does it include Calendly's mail servers, and what does the full SPF record say?","exampleUseCases":[{"title":"Verify Calendly onboarding email setup","prompt":"We just set up Calendly for our team and I want to make sure our domain acme.com has Calendly properly authorized in its SPF record so scheduling emails don't get flagged as spam — can you check?"},{"title":"Audit vendor email authorization","prompt":"We're doing a quarterly email security audit. Can you check whether the SPF record for clientco.com includes Calendly as an authorized sender, and show me the full SPF record?"},{"title":"Detect unexpected Calendly sender","prompt":"I received a scheduling email claiming to be from meetings@partnerdomain.com through Calendly — can you check if partnerdomain.com's SPF record actually authorizes Calendly to send email for them?"}],"resultDescription":"Returns a yes/no answer indicating whether Calendly is authorized by the domain's SPF record, the specific SPF mechanism (include/ip) that matched (if any), and the complete SPF TXT record retrieved via Cloudflare DNS-over-HTTPS.","failureModes":["Domain has no SPF TXT record — returns no authorization found","Domain does not exist or DNS lookup fails — returns DNS error","SPF record is malformed or exceeds lookup limit — may return incomplete result","Calendly not found in SPF — returns no with null mechanism"],"whenToPreferThis":"Choose this endpoint when you specifically need to verify Calendly's presence in a domain's SPF record for deliverability auditing or vendor integration checks. Prefer this over generic SPF parsers when the question is narrowly about Calendly authorization rather than full SPF record analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:46:39.770Z","isFirstParty":false,"canonicalSlug":"spf-authorizes-calendly-checker-ec3a4e88"}