Free Blacklist Checker

Protect your email reputation. Instantly check if your domain or IP address is flagged across major anti-spam DNSBL databases like Spamhaus and Barracuda.

Anti-Spam Database Report

Live RBL Simulator
Querying Servers
Checking Spamhaus ZEN...

Scanned Target

192.168.1.1

Servers Checked
0
Status Clean
0
Listed / Blocked
0
Database Server (DNSBL) Result Response Time

Why Check Your IP/Domain Blacklist Status?

A blacklist is a real-time database that identifies IP addresses or domains known to send spam or host malicious content. If you are listed, your emails will bounce and your website may be flagged by browsers.