Blocklist Monitoring
Monitor your domain and IP addresses across major email blocklists. Get alerted immediately when listed and track delisting progress.
Monitor Your Domain Across Major Blocklists
Get instant alerts when your domain or IP is blocklisted. Track delisting progress and protect your email deliverability before it's too late.
Proactive Blocklist Protection
Monitor your sending infrastructure across 100+ blocklists. Know the moment you're listed and take immediate action.
Multi-Blocklist Scanning
Check against 100+ DNS-based blocklists including Spamhaus, Barracuda, SORBS, and more.
Instant Alerts
Email and webhook notifications the moment you're listed. Don't wait for customer complaints.
Historical Tracking
Track listing history over time. Identify patterns and prevent future listings.
IP & Domain Monitoring
Monitor both IP addresses and domain names. Cover all your sending infrastructure.
Delisting Guidance
Step-by-step removal instructions for each blocklist. Links directly to removal request forms.
Scheduled Checks
Automatic monitoring runs every 6 hours. Catch listings before they impact deliverability.
Blocklist Coverage
We monitor the blocklists that matter most
Why Blocklist Monitoring Matters
Impact of Blocklisting
- • 20-30% of email failures are due to blocklisting
- • Major ESPs check 3-5 blocklists minimum
- • Some listings expire automatically, others require manual removal
- • Being listed on Spamhaus affects delivery to millions of domains
Common Causes
- • Sending to spam traps or purchased lists
- • Compromised email accounts sending spam
- • High bounce rates or complaint rates
- • Shared IP with bad senders
Free Blocklist Tools
Related Features
Ready to Get Started?
Start your 14-day free trial and experience complete email security with Blocklist Monitoring.