If you’re receiving unwanted emails from a specific domain, you can block the entire domain using your Email Control Panel. This ensures that none of their messages are delivered to any mailboxes under your domain.
🔐 Step 1: Access the Email Control Panel
If you’re not already logged in, follow this guide:
👉 How to Access Your Email Control Panel
🚫 Step 2: Open the Filters Section
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In the left-hand menu, click on Email
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Click the Filters button
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Then click the Blocked icon
✍️ Step 3: Add a Domain to the Blacklist
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In the Blocked section, enter the domain you want to block (e.g.
example.com) -
Click Add to apply the filter
Once saved, emails from any address ending in that domain will be automatically rejected or filtered, depending on your settings.
✅ That’s It!
You’ve now successfully blocked the domain. This filter applies to all email accounts under your domain, helping keep spam or unwanted messages out.