Blacklist Checker

Check if your IP or domain is on any DNS-based blacklists with this free Blacklist Checker. Scan over 50 spam and security databases instantly to ensure your email and website reputation is safe.

Enter domain name to search

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Free Online Blacklist Checker

Use our Blacklist Checker to scan your domain or IP against major DNS-based blacklists. Ensure your emails are delivered and your site isn’t flagged by mail servers or search engines.

Key Features:

  • 🚫 Check IP or domain status against over 50 popular blacklists
  • 📧 Ensure email deliverability by avoiding DNSBL/SPAM databases
  • 🧪 Fast and secure scanning — no data is saved
  • 📱 Works on all devices and requires no sign-up

How It Works:

  1. Enter your domain or IP address.
  2. Click Check Blacklist.
  3. Get instant results showing blacklist status across major services.

Protect your reputation and email deliverability by monitoring your domain’s blacklist status regularly.