Threats

Blacklist (Email)

A real-time database of IP addresses or domains known to send spam. Being listed can severely impact email deliverability.

Why It Matters for Sender Reputation

A real-time database of IP addresses or domains known to send spam. Being listed can severely impact email deliverability. Understanding this concept is essential for maintaining good email deliverability and protecting your domain's sender reputation.

How It Works

Email security threats can damage your sender reputation and compromise your sending infrastructure. Understanding these threats helps you protect your domain and maintain deliverability.

Practical Example

When configuring your email sending infrastructure, paying attention to blacklist (email) is critical. A misconfiguration or oversight in this area can lead to decreased deliverability, increased spam filtering, or even blacklisting.

Check your setup: Use our Sender Reputation Checker to verify your domain's configuration and get your free Sender Reputation Score.

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