# Exclusion Lists
{% hint style="info" %}
Contacts added to an exclusion list are permanently suppressed system wide from all of your lists
{% endhint %}
Exclusion lists are found in a tab under under contacts -> suppression in the site navigation
{% hint style="info" %}
Exclusion lists can not be created or deleted, they exist before time
{% endhint %}
Use the Actions button on an exclusion list to permanently ban contacts from your account
{% hint style="warning" %}
**Block hostile domains**
Ban all contacts from an entire domain by using the Domains exclusion Action button
{% endhint %}
{% hint style="info" %}
Use domain exclusion to block competitors, spies, bots, malware, malicious signups, common typo domains, etc
{% endhint %}
---
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