Impressionwise Email Verification and Spam Trap Removal

Threat Intelligence Center


Deliver Email, Smarter

It's estimated that over 20% of legitimate, permission-based email is sent to the Spam folder. So after spending time and money on your campaigns, any message that doesn't land in the Inbox is wasted spend. Impressionwise’s Threat and Delivery Intelligence was built for users who want to know and improve their overall email deliverability and inbox placement. This support is provided within the below areas of knowledge.

Threat and Delivery Intelligence

  • Brand/ Network Resource/ Deliverability Harm
  • Network Resource/ Deliverability Impact
  • Impacted Delivery

ISP Delivery and Reputation Management Sender Support

Impressionwise maintains these ISP reference tables for the benefit of senders and systems administrators working to improve email delivery.

Anti-Spam Blacklist Classification and Profiling Knowledgebase

Impressionwise maintains the largest most complete knowledgebase of known anti-spam blacklists that can affect your online sending reputation and deliverability of your emails.


The recognized authority in email verification
and list cleaning services

100.9 billion

18.4 trillion

6.6 billion

Emails Processed Data Points Analyzed Threats Discovered

With an average of 117,545 new email-based threats found each month, Impressionwise makes it easy for potential clients to evaluate our list cleaning services by offering a complimentary scan and report for a sample set of your data to illustrate the benefits of our services.

Try it Now


Experience the difference for yourself. Try our free list analysis!
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