{"uid":"cap_f6XHMv9Kxl2zvCvIsizyS","slug":"spf-authorizes-proton-check-a5d42f12","name":"SPF Authorizes Proton Check","description":"Does the domain's SPF record authorise proton to send its mail? Reads the SPF TXT record (Cloudflare DoH) and checks for proton'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. $0.01 per lookup.","url":"https://email.intel.rallylive.ca/email/spf-authorizes/proton?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_Ef5PpQ87WH4MuFkStEQYG","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 explicitly authorizes Proton Mail to send email on its behalf, returning a yes/no result, the matching SPF mechanism, and the full raw record.","exampleAgentPrompt":"Can you check whether acme.com's SPF record authorizes Proton Mail to send email — I need to know if the Proton integration is properly set up for deliverability?","exampleUseCases":[{"title":"Confirm Proton Mail vendor integration","prompt":"We just set up Proton Mail for outbound email on our domain startupco.io — can you verify that our SPF record actually authorizes Proton Mail to send, and show me the matching mechanism?"},{"title":"Spot unauthorized Proton Mail sender","prompt":"I got an email that appears to come from protonmail on behalf of partnerco.com — can you check if their SPF record actually permits Proton Mail to send their mail, or is this suspicious?"},{"title":"Pre-launch deliverability audit","prompt":"Before we go live, can you confirm that the SPF record for our domain brandnew.org includes Proton Mail's sending servers so our emails won't end up in spam?"}],"resultDescription":"Returns a yes/no boolean indicating whether Proton Mail is authorized, the specific SPF mechanism that matched (e.g. include:_spf.protonmail.ch), and the complete raw SPF TXT record retrieved via Cloudflare DNS-over-HTTPS.","failureModes":["Domain has no SPF TXT record — returns no authorization and empty record","Domain does not exist or DNS lookup fails — DNS resolution error","SPF record exists but contains no Proton-related mechanisms — returns no with full record","Malformed SPF record that cannot be parsed — may return error or inconclusive result"],"whenToPreferThis":"Choose this endpoint when you specifically need to verify Proton Mail authorization in a domain's SPF policy — for example, confirming a Proton Mail vendor integration is deliverability-ready, auditing outbound email configuration, or investigating whether a Proton Mail sender is legitimately authorized by a domain's DNS policy. Prefer this over generic SPF checkers when the Proton-specific authorization decision is the key question.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T12:40:06.362Z","isFirstParty":false,"canonicalSlug":"spf-authorizes-proton-check-a5d42f12"}