Overview

This is a list of active blocklists run by Spam Eating Monkey. 

How it works

• SEM-FRESHZERO includes domains never seen before (typically registered in the last 24 hours)
  • domains are automatically removed after 24 hours
• SEM-FRESH, SEM-FRESH10, SEM-FRESH15, SEM-FRESH30 are RHSBL and include new domains based on the following criteria:
  • Domains first registered in the last N-days, where N is
    • SEM-FRESH: 5 days
    • SEM-FRESH10: 10 days
    • SEM-FRESH15: 15 days
    • SEM-FRESH30: 30 days
  • Domains are then automatically expired after N-days
• SEM-BACKSCATTER includes all IPs that send mail to a spam trapaddress with a NULL sender (MAIL FROM: <>):
  • IPs in this list are automatically removed after 15 days of not sending backscatter to a spam trap
• SEM-BLACK includes all IPs sending mail to a spam trap
  • IPs in this list are automatically removed after 15 days of not sending mail to a spam trap
• SEM-IPV6BL includes all IPv6 addresses sending mail to a spam trap
  • IPs in this list are automatically removed after 15 days of not sending mail to a spam trap
• SEM-NETBLACK includes networks identified as having a low reputation
  • entries do not expire
• SEM-URI includes domains and URIs detected in the body of email sent to a spam trap
  • entries are automatically removed after 30 days of not being seen by a spam trap

Remediation

Domains/IPs usually expire after automatically as indicated above. You can learn more at their website: https://spameatingmonkey.com/