📧 CentralMail Spam Blacklists
Real-time spam and mail threat intelligence from distributed honeypot network
CENTRALMAIL SPAM BLACKLIST
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FILES:
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ips.txt - IP addresses (5+ spam attempts)
domains.txt - Sender domains (3+ spam attempts)
ips-detailed.csv - IPs with spam count, threat level, and country
relay-targets.txt - Domains spammers are targeting
stats.json - Current statistics
THREAT LEVELS:
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low - 1-10 spam attempts
medium - 11-50 spam attempts
high - 51-100 spam attempts
critical - 100+ spam attempts
USAGE:
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Block these IPs and domains in your mail server configuration.
For Postfix, add to /etc/postfix/client_access:
<IP> REJECT Spam source detected by CentralMail honeypot
For SpamAssassin, add to local.cf:
blacklist_from *@<domain>
Updated hourly.
Download: http://blacklist.centralmail.co.uk
📥 Download Blacklists
IP Blacklists
Combined IP List
All spam sources (honeypot + external feeds)
Download
Honeypot Only IPs
IPs caught directly by our honeypot network
Download
External Feeds Only
Aggregated from trusted external blacklist sources
Download
Detailed CSV Format
IP addresses with threat levels and statistics
Download CSV
Domain & Email Blacklists
Spam Domains
Known spam sender domains
Download
Relay Targets
Commonly targeted recipient addresses
Download
Postfix Integration
Postfix Access Table
Ready-to-use Postfix blacklist (REJECT format)
Download
Documentation
README
Usage instructions and integration guide
Download
Combined Format Guide
Detailed explanation of combined blacklist structure
Download
⚠️ Note: Blacklists are updated daily at 02:00 UTC. Last update: 2026-03-30T02:00:23Z