Blacklist Monitoring
Reach more people by preserving your sender reputation
Mailbox providers use sender reputation to judge the authenticity of your mail — it decides whether you reach the inbox at all. Monitor your domains and IPs across hundreds of blocklists and respond to listings the moment they happen.
What you get
Prevent serious damage. Respond in minutes, not weeks.
If your IP or domain lands on a blocklist, campaign performance suffers immediately. Most senders find out from their open rates — our customers find out from an alert.
Spam trap visibility
Our monitoring covers the largest public trap network, giving you a comprehensive view of spam trap volumes and how they affect your credibility. Identify the age and type of traps you hit and watch trends over time.
Real-time listing alerts
With hundreds of blocklists covered, ELV alerts you the moment a listing occurs — prioritized by impact, so you focus on the listings that actually hurt your campaigns and ignore the noise.
A path off every list
A listing isn't a death sentence. We pinpoint the cause, point you to the operator's removal process, and guide your remediation so the same listing doesn't come back next month.
Reputation protection
Mailbox providers use sender reputation to decide whether your mail reaches the inbox at all. Continuous monitoring keeps your domains and IPs credible — and your campaigns delivered.
A listing is not a death sentence
Having a blocklist record doesn't mean you're banned from speaking to your recipients for good. When a listing is red-flagged by your monitor, there are practical steps to redemption — and we walk you through each one.
First, pinpoint the reason behind the listing. Was it a spam trap hit, a complaint spike, or a compromised form? Then go straight to the blocklist operator and request removal — most operators green-light delisting once you show you've fixed the underlying issue. If manual requests stall, our guidance escalates with operator-specific resolution paths that amplify your chances of a quick removal.
The durable fix, of course, is not getting listed again. Spam trap hits and hard bounces are the two fastest routes onto a blocklist — both are solved by keeping your list clean with bulk verification or automated cleaning, and by checking where you land with inbox placement tests. Together they form a closed loop: clean list, strong reputation, inbox placement.
Why watch your spammer status at all?
Regular blacklist checks tell you how mailbox providers currently see you — which directly predicts where your next campaign lands. Open rates, click rates, revenue per send: all of them are downstream of whether you're delivered to the primary inbox, the spam folder, or rejected outright. Monitoring turns that from a surprise into a dashboard.
Know the moment you get listed
Set up monitors for your sending domains and IPs in minutes — and never learn about a blocklisting from your open rates again.
80,000+ users · 4.8/5 from 400+ reviews