Why you need blocklist monitoring
Landing on an email blocklist negatively impacts your sender reputation and deliverability. An email blocklist service will automatically check and notify you if your IP or domain is blocklisted.
Protecting your sender reputation is easy with MailerCheck
Blocklists handpicked by deliverability experts
We won’t waste your time with irrelevant blocklists. MailerCheck only tracks the most significant lists so your delisting can make the biggest impact in the shortest amount of time.
One-click delisting
MailerCheck identifies any listings and shares tips and suggestions to resolve them. With 1-click delisting, you can request for your IP or domain to be removed in seconds.
Impact Score helps optimize your strategy
Our unique impact scoring system lets you know which blocklists are the most harmful, so you can start by focusing your efforts where they matter most.
Get real-time blocklist notifications
There’s no need to manually check if your IP was blocklisted. Receive notifications via email or set up a webhook to be notified any time your IP is newly listed.
Reliable blocklist monitoring that’s easy to set up
Add a single domain, IP or IP range to start monitoring your email server’s blocklist activity. Our robust and reliable system runs checks every hour so you’ll always get the most up-to-date results.
More email monitoring tools
Optimize email deliverability even more with these intelligent inbox features.
Email Insights
Analyze email content before you send, and get recommendations to fix authentication and deliverability issues.
Inbox Placement
Find out how email campaigns will perform with specific domains, checking if they land in the inbox or the spam folder.
DMARC Reports
Create and manage your DMARC record and track domain activity to prevent harmful use of your account.
Email Verification
Identify invalid email addresses, such as disposable emails and those with syntax errors/typos, so you can remove them from your list.