This tool allows you to check domains, IPs and subnets to see if they exist in the Spam.org Block List (SOBL) or the Spam.org Complaint List (SOCL). We recommend that you check out the glossary to learn about our lists and how they work.
Need automated access? This tool is available via our API. The API is open to all registered users and registration is free.
Our mission is to reduce spam and network abuse by providing a transparent framework for reporting and resolving complaints. We are not associated with Spam® meat producer.