usebouncer

Bouncer E-Mail verification custom node for n8n

Package Information

Downloads: 170 weekly / 184 monthly
Latest Version: 1.0.3
Author: Hans Doebel

Documentation


n8n-nodes-bouncer

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Installation | Credentials | Resources | Sandbox Emails | Limitations | Development


A community node for n8n that integrates with the Bouncer E-Mail Verification API. Verify emails in real-time, run batch verifications, check domains, and detect toxic addresses.

API Coverage

The table below shows which endpoints are currently implemented:

View all endpoints
API Resource Endpoint Status Operations
Real-Time Verification /v1/email/verify ✅ Full Verify E-Mail
Batch (Async) /v1.1/email/verify/batch ✅ Full Create, Check Status, Get Results, Finish, Delete
Batch (Sync) /v1/email/verify/batch ✅ Full Verify E-Mails
Domain Verification /v1/domain/verify ✅ Full Verify Domain
Toxicity Check /v1/toxicity ✅ Full Create List Job, Check Status, Download Results, Delete Job
Credits /v1/credits ✅ Full Get Available Credits

Installation

  1. Make a new workflow or open an existing one
  2. Open the nodes panel by selecting + or pressing Tab
  3. Search for Bouncer
  4. Select Install to install the node for your instance

Credentials

  1. Sign up for a Bouncer account
  2. Navigate to your account settings and find your API key in the API section
  3. In n8n, go to Credentials > Add credential
  4. Search for Bouncer API and paste your key

Resources

Real-Time Verification
Operation Description
Verify E-Mail Verify a single email address in real-time with configurable timeout (1-30s)

Rate limit: 200 requests/minute

Batch Verification (Async)
Operation Description
Create Submit up to 50,000 emails for offline verification
Check Status Monitor batch verification progress with optional statistics
Get Results Download results as JSON with filtering (all, deliverable, risky, undeliverable, unknown)
Finish Complete processing early and reclaim credits for unverified emails
Delete Remove batch data and results

Rate limit: 60 batches/minute. Recommended batch size: 50,000–1,000,000 emails. Optional webhook callback on completion.

Batch Verification (Sync)
Operation Description
Verify E-Mails Verify up to 50 emails synchronously with immediate results

Rate limit: 60 requests/minute

Domain Verification
Operation Description
Verify Domain Check domain validity and mail server configuration

Rate limit: 200 requests/minute

Toxicity Check
Operation Description
Create List Job Submit email list for toxicity analysis
Check Status Monitor toxicity check progress
Download Results Retrieve toxicity analysis results
Delete Job Remove toxicity check data

Rate limit: 60 lists/minute

Credits
Operation Description
Get Available Credits Check your remaining Bouncer API credits

Testing with Sandbox Emails

Bouncer provides free sandbox email addresses for testing without consuming credits.

View sandbox emails
Email Address Expected Result
deliverable@sandbox.usebouncer.com Returns deliverable status
undeliverable@sandbox.usebouncer.com Returns undeliverable status
unknown@sandbox.usebouncer.com Returns unknown status
accept-all@sandbox.usebouncer.com Returns risky status (accept-all)
disposable@sandbox.usebouncer.com Returns risky status (disposable)
free@sandbox.usebouncer.com Returns deliverable with free provider
other@sandbox.usebouncer.com Returns with various attributes

You can modify any sandbox email with a + suffix to generate unique test addresses: deliverable+test1@sandbox.usebouncer.com

Limitations

  • Async batch verification: max 50,000 emails per request
  • Sync batch verification: max 50 emails per request
  • Real-time verification timeout: 1–30 seconds

Development

git clone https://github.com/hansdoebel/n8n-nodes-bouncer.git
cd n8n-nodes-bouncer
npm install
npm build
npm lint

License

MIT

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