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Toxicity Check

Identify if your email list contains any toxic email addresses, e.g., widely circulated or breached ones, or those belonging to complainers or litigators or potential spam traps.

SOC2 Type 1 Compliant

GDPR compliant by design

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Used by your ESP

Get access to the same database of toxic email addresses
that is used by the biggest Email Service Providers.

Protect your email deliverability, and senders’ score.

Make sure that no toxic email addresses are on your email list!

Easy to understand

Toxicity represented on a scale of 1-5 will help you clean your email list.

Identify:

  • widely circulated email addresses,
  • breached and hacked ones,
  • belonging to complainers’,
  • litigators’,
  • spam traps.
Email Verification App Results screen

Easy to understand

Toxicity represented on a scale of 1-5 will help you clean your email list.

Identify:

  • widely circulated email addresses,
  • breached and hacked ones,
  • belonging to complainers’,
  • litigators’,
  • spam traps.
Email Verification App Results screen

Check toxicity in 3 easy steps

01

Upload CSV file

Check your whole list or perform email verification first, so you don’t spend your credits on undeliverable addresses.

02

Grab a coffee

Get yourself a drink of your choice and before you finish it the results will be there.

03

See the results

See the overal results.
Dowload the file with each email address marked with it’s ToxicityScore.

01

Upload CSV file

Check your whole list or perform email verification first, so you don’t spend your credits on undeliverable addresses.

02

Grab a coffee

Get yourself a drink of your choice and before you finish it the results will be there.

03

See the results

See the overal results. Dowload the file with each email address marked with it’s ToxicityScore.

What our clients say?
Kacper B., Information Technology and Services
The best way to deal with bounces.

"It's easy to use and does the job. My bounce rate is lower than ever before."

Lucas M., Growth Specialist - Marketing and Advertising
A great email verification tool!

"Tried various email verification tools and Bouncer is one of the best. Their interface is clean and easy to understand, also they have numerous features such as deliverability test and toxicity test, things you won't find in most of the competitors!"

Nikolaos M., Marketing Consultant - Marketing and Advertising
Bouncer is a great software to use to verify your email!!!

"I have used many verification software before, but none of them is like Bouncer. My bounce rate is below 0.7% All they have added some great features, such as the toxicity test. That's an extra feature after you verify your email list and also the deliverability kit!!! And their support team is very help!!!"

Damien F., Head Of Business Development - Contract - Marketing and Advertising
Finally, a verification platform that covers all aspects accuratly

"After using several other email verification services (some that have been considered to be premium with a premium price), The accuracy is by far the best. Not just in pin pointing whether an email is valid or undeliverable but using additional catagoties such as temporary email addresses and emails that run the risk of damaging my sender score for numerous reasons - I have not found this kind..."

Johnathan P., Computer Software
Does what it says on the tin

"Easy to use. Helpful explanations of terminology Effective service"

All done!

Check out why thousands
of companies trust Bouncer.

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Start now and protect your email deliverability!

Check both email deliverability and toxicity, and make sure that your senders’ score is highest possible.