{"uid":"cap_yyz9xThloC4bdg0VFJa5x","slug":"old-colony-web-email-preflight-verifier-1e9f3070","name":"Old Colony Web Email Preflight Verifier","description":"For $0.002, privacy-conscious email preflight: submitted addresses and request bodies are not intentionally logged in routine application telemetry (full address still reaches our server). Inspect syntax, DNS/MX, listed disposable domains and provider typos; receive structured decisions. API reverse-proxy access logging is disabled; infrastructure/payment providers may keep records. No zero-retention, mailbox-existence, deliverability or consent guarantee.","url":"https://api.oldcolonyweb.com/v1/email/verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"email":{"type":"string","description":"Email address to inspect using deterministic syntax and domain/DNS evidence."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ylrgp9fKqPzHnl-BAnXlm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Deterministically validates an email address for syntax correctness, DNS/MX record presence, disposable domain status, and common provider typos before paid enrichment or outreach.","exampleAgentPrompt":"Before I start the enrichment run, can you preflight the email john.doe@gmial.com to check its syntax, MX records, whether it's a disposable address, and flag any obvious domain typos?","exampleUseCases":[{"title":"Pre-outreach email quality gate","prompt":"I have a lead with the email sarah.jones@mailiantaor.com — can you run a quick preflight check on it to catch any typos in the domain, confirm it has valid MX records, and tell me if it's a disposable address before I add her to my outreach sequence?"},{"title":"CRM import disposable email filter","prompt":"We're importing a batch of signups and one of them used the address tmpuser99@guerrillamail.com — can you validate it to see if it's a known disposable domain so I can decide whether to flag the record?"},{"title":"Typo correction before enrichment","prompt":"Before we spend credits on enrichment, can you inspect the email mike.brown@yaho.com and tell me if the domain looks like a misspelling of a real provider so we can correct it first?"}],"resultDescription":"Returns a deterministic validation decision with structured action reasons indicating syntax validity, DNS/MX record presence, whether the domain is on a disposable-provider list, and whether the domain matches a known provider typo pattern. Does not verify actual mailbox existence or deliverability.","failureModes":["Malformed or missing email field returns a validation error","Domain exists but has no MX records, flagged as undeliverable at DNS level","Disposable domain list may not cover every known throwaway provider","Typo detection is limited to curated provider list — novel misspellings may pass","Does not confirm whether the mailbox actually exists or accepts mail","No consent or deliverability guarantee provided"],"whenToPreferThis":"Choose this endpoint when you need a cheap ($0.01), fast, deterministic pre-screen of an email address before investing in more expensive enrichment or outreach operations. Ideal as a gate before paid enrichment APIs, CRM imports, or bulk outreach sequences. Not suitable when you need confirmed mailbox existence, actual deliverability testing, or consent verification.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T06:33:03.605Z","isFirstParty":false,"canonicalSlug":"old-colony-web-email-preflight-verifier-1e9f3070"}