When this happens...
SendinblueNew Subscriber
Then do this...
MailboxValidatorValidate Email

If you find yourself sending too many emails that bounce and result in you being labelled a spammer, it is important to keep your email list as fresh as possible. Screen out stale emails in your SendinBlue contacts using MailboxValidator!

How It Works

  1. A new contact is added to SendinBlue
  2. Zapier sends the email address MailboxValidator to check if it is valid

What You Need

  • SendinBlue account
  • MailboxValidator account

Why Zapier?


Get started for free—14 day trial of premium features and apps.


No coding required—automate any of 1,500+ apps in minutes.


Enterprise-level security—connect mission-critical apps.

It's easy to connect MailboxValidator + Sendinblue and requires absolutely zero coding experience—the only limit is your own imagination.

When this happens...
then do this!
New Subscriber

Triggers when a new subscriber is added to a list.

Validate Email

Validates an email.

New Campaign

Triggers when a new campaign is created on your SendinBlue account.

Add Subscriber

Add a new subscriber to a specific list

Use our free platform to build a single Zapier integration and instantly connect your app with 1,500+ others.

Become a Zapier Integration Partner

Easy to use email list cleaning service to improve delivery success rate.

Sendinblue powers advanced email marketing and automation. Send newsletter emails, manage your transactional emails, and send SMS on this all-in-one platform.

See Sendinblue Integrations