This Lookup tool is only for IP Addresses - do not enter domains or email addresses.
If you do not know what an IP address is, or what IP to look up, please contact your Internet Service Provider and ask them to help you.
To see if an IP Address is listed in the EZNettools RBL enter the IP Address into the search box and click the "Search" button.
Note: Automated/scripted bulk lookups are forbidden.
Please enter only IP Addresses in the search box.