📧 CentralMail Spam Blacklists

Real-time spam and mail threat intelligence from distributed honeypot network

16,898
Blocked IPs
7,629
Domains
275,600
Total Spam
682
Honeypot Spam
CENTRALMAIL SPAM BLACKLIST =========================== FILES: ------ 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: -------------- low - 1-10 spam attempts medium - 11-50 spam attempts high - 51-100 spam attempts critical - 100+ spam attempts USAGE: ------ 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

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IP Blacklists

Combined IP List

All spam sources (honeypot + external feeds)

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Honeypot Only IPs

IPs caught directly by our honeypot network

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External Feeds Only

Aggregated from trusted external blacklist sources

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Detailed CSV Format

IP addresses with threat levels and statistics

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Domain & Email Blacklists

Spam Domains

Known spam sender domains

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Relay Targets

Commonly targeted recipient addresses

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Postfix Integration

Postfix Access Table

Ready-to-use Postfix blacklist (REJECT format)

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Documentation

README

Usage instructions and integration guide

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Combined Format Guide

Detailed explanation of combined blacklist structure

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⚠️ Note: Blacklists are updated daily at 02:00 UTC. Last update: 2026-03-30T02:00:23Z