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Forms, Surveys & Lead Capture

Fastpages email verification with ValidReach

Landing page and pop-up lead capture builder for collecting subscriber and prospect emails. Connect Fastpages to ValidReach via REST API webhooks, workflow automation (n8n, Make, Zapier), or CSV/XLSX batch exports to verify email addresses before sending or syncing.

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Fastpages
Step-by-Step

How it works with Fastpages

Connect via HTTPS webhooks, automation runners (n8n, Make, Zapier), or CSV/XLSX batch exports.

  1. 1

    Receive the form submission from Fastpages on your backend or automation webhook before triggering downstream emails.

  2. 2

    Call POST https://validreach.dev/api/v1/verify/single with your server-side API key.

  3. 3

    Reject invalid and disposable addresses at submission time or tag the lead record before CRM sync.

  4. 4

    Allow unknown results to proceed to confirmation so temporary mail-server timeouts never drop real leads.

Use Cases

When to use ValidReach with Fastpages

Three common patterns teams deploy to stop hard bounces and protect domain reputation.

Stop fake & disposable Fastpages submissions

Detect throwaway email providers and syntax typos as soon as a visitor submits a Fastpages form.

Protect downstream ESP autoresponders

Verify Fastpages respondent addresses before sending instant confirmation or lead-magnet emails through your ESP.

Tag lead quality for sales routing

Pass free-email, role-account, and deliverability flags from Fastpages into your CRM so reps prioritise corporate domains.

API & Field Mapping

Mapping ValidReach fields into Fastpages

Call POST /api/v1/verify/single from your webhook or workflow runner and route contacts based on the returned status.

POST https://validreach.dev/api/v1/verify/single
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json

{
  "email": "contact@example.com"
}
validreach_statusRecommended Fastpages Action
validAllow into active Fastpages campaigns & flows
catchall / roleTag for low-volume sending or manual review
unknown0 credits billed; retry later or require opt-in click
invalid / disposableSuppress or reject before Fastpages send

Need multi-step templates? Browse verification workflows or read the integration guides.

FAQ

Fastpages email verification questions

Does ValidReach require a native plugin inside Fastpages?
No. ValidReach connects to Fastpages through standard HTTPS webhooks, our REST API (POST /api/v1/verify/single and /api/v1/verify/file), or automation runners such as n8n, Make, and Zapier—so you can inspect and control every field mapped into Fastpages.
How should I handle catch-all or unknown results in Fastpages?
Route confirmed valid addresses directly into active Fastpages flows, suppress invalid and disposable addresses immediately, and tag catchall or unknown records for low-volume sending or a later retry. ValidReach never charges credits for unknown results.
Can I verify an existing Fastpages export without losing custom columns?
Yes. Upload your Fastpages CSV or .xlsx export to /dashboard/lists or POST /api/v1/verify/file, then download results with include_original=true to keep every original Fastpages column alongside the verification status and reason code.
What is the fastest way to automate Fastpages verification?
Download the workflow definition JSON on this page or connect Fastpages's webhook trigger to POST https://validreach.dev/api/v1/verify/single via n8n, Make, or Zapier.
Forms, Surveys & Lead Capture

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Ready when you are

Connect ValidReach to Fastpages

Start with 100 free credits, call the REST API or workflow node, and keep every list clean.