Blacklist Checker
Use our free Blacklist Checker to instantly find out if your IP address or domain is listed on major email blacklists. Avoid deliverability issues and protect your reputation. Just enter your domain or IP, click scan, and get instant results from dozens of popular DNSBLs. Fast, reliable, and no registration required.
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The Blacklist Checker tool allows you to quickly check if your domain name or IP address is listed on any known spam or DNS-based blacklists (DNSBLs). Being blacklisted can harm your email deliverability and website reputation. Our tool scans dozens of widely used blacklists and provides real-time results, helping you take action before your emails are blocked or marked as spam. Businesses, marketers, and email senders need to maintain a clean reputation. Free, fast, and easy to use with no technical skills needed.