SBL/ZEN DNS lookups to return DROP/eDROP status

For many years Spamhaus has maintained two text lists named DROP (Don’t Route Or Peer) and EDROP (Extended Don’t Route Or Peer). These lists contain netblocks that are “hijacked” or leased by professional spam or cybercrime operations, and were originally designed…

*** This is a Security Bloggers Network syndicated blog from The Spamhaus Project authored by The Spamhaus Team. Read the original post at: https://www.spamhaus.org/resource-hub/email-security/sbl-zen-dns-lookups-to-return-drop-edrop-status