Email Threats Removal

Simple choices, Advanced results

Send better emails with confidence — no risk, just results.

Our email hygiene service uses a multi-layered approach to identify areas of concern within your list, validate all email addresses, and protect your sender reputation against a wide range of email-based threats. Why Choose Us.

The Result. A safe list of emails that have been verified and designed to protect and enhance your sender reputation.

Email Threat Removal Experts

Guard against a wide range of email-based threats while protecting your online reputation. Impressionwise performs over 240 independent, AI-driven scans intelligently analyzing your data for problematic or non-deliverable email addresses. Why choose us, Explore the Impressionwise advantage.

Protect your sender reputation.

Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Pristine and Recycled Spam Traps

Removal of dedicated and repurposed email spam traps causing poor deliverability.

Pristine Spam Traps . Email addresses that have never provided explicit permission to receive communications from an email marketer are flagged as unauthorized recipients.

Any messages sent to these addresses are classified as unsolicited and may result in the sender being reported to one or more blacklist sites.
Recycled Spam Traps . Email addresses that were once previously owned by a user but have since been abandoned or closed can later be reactivated and monitored.

These reactivated addresses, often referred to as recycled spam traps, are used to identify senders who continue to email inactive or unengaged recipients.

While primarily intended to identify and block spammers, they can also flag email marketers who fail to maintain clean and engaged contact lists, potentially impacting sender reputation and deliverability.
Additional information about our process and threats we scan for:
Leverage our wide-ranging, threat intelligence for a safe, deliverable email outreach.
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Dedicated Honeypots and Contributing Moles

Removal of dedicated and collaborative antispam system traps or individuals.

Honeypots . These are email addresses intentionally created and distributed across websites, forums, and other online spaces, designed to be harvested by spammers.

These decoy addresses, often maintained by anti-spam organizations, do not belong to real users and are used to monitor and identify spam activity.
Contributing Moles . This form of feeder email refers to collaborating recipient submissions, domain-level monitors, or individuals who actively contribute to anti-spam solutions.

While they may not have direct ownership of the resources involved, historical evidence often links them to blacklist sites, posing a risk to your sending reputation.
Parked Resources . Leverage our insights to avoid sending email traffic to millions of unused or parked website domains.

These domains are typically not configured for legitimate email use, and any emails sent to their recipients (e.g., catch-all or role-based accounts) are inherently invalid, increasing the likelihood of being flagged as spam.
Our expertise ensures your outreach avoids these forms of hidden traps.
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Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Third-Party Oversight Seeds

Identification of highly litigious and collaborative antispam sinkholes and activists.

These form of email addresses are often added to lists, sometimes without the sender's knowledge, and seeded across various locations online. These addresses may be hidden on websites or submitted through unsubscribe forms.
Our services specifically include the identification and removal of highly litigious and collaborative anti-spam activists, ensuring compliance and reducing potential risks to your organization.
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Email Validation

Confirmation of email validity based on RFC properly formed and syntactically correct.

Recipient and Domain Validation . Evaluates probability of future harm: traps, bots, complaints, inactivity, abuse patterns. Essentially confirming technical deliverability not actual deliverability.
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Typo and Fake Emails

Detection of popular typo domains repurposed as honeypots or traps.

These are spam traps associated with domains intentionally designed to resemble common domain names, such as "yaaho.com" or "ynail.com."
Emails sent to these addresses are often flagged as unsolicited and may result in the sender being reported to one or more blacklist sites.
Ensuring accurate email address collection and validation is critical to avoid these traps and protect your sender reputation.
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Email Blackhole and Catch-all Verification

Emails designed to be silently discarded, never being viewed by a human.

Blackhole Verification . Certain email domains are configured to silently discard incoming messages—often referred to as "blackholes".

In these cases, the messages are dropped without notifying the sender, meaning they never reach the intended recipient and are never viewed by a real person.
Catch-All Detection . Catch-All or Accept-All email addresses are associated with domains configured to accept all emails sent to the domain, regardless of the validity of the recipient address.

While these addresses return a valid status during verification, it can be impossible to determine their true deliverability without sending an actual email.

Such configurations are often designed to protect legitimate users by initially accepting messages, only to silently discard them or send bounce notifications afterward.

Detecting these scenarios helps to refine email lists, improve deliverability rates, and avoid unnecessary bounce issues.
Detecting these scenarios helps to refine email lists, improve deliverability rates, and avoid unnecessary bounce issues.
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Engage with your list producing high quality traffic.

Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Parked Site Sinkholes

Avoiding sending email traffic to millions of unused and parked domains.

Since parked domains have previously not been configured for email or web service by the owner, any email sent to these domains is by definition, invalid and considered unsolicited or spam. All email received is often auto-forwarded to a central catch-all account to be black-holed or distributed to various blacklist providers.
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Dormant-Disabled Accounts

Identification of Hotmail, AOL, Yahoo and Gmail internal anti-spam honeypots and disabled accounts.

Our service includes detection of popular webmail honeypots from major providers such as Hotmail, AOL, MSN, Yahoo, Gmail, and other top email services. These honeypots are part of internal network defense systems designed to monitor engagement levels.
The number of these honeypots that marketers send to is a key metric that these providers use, alongside bounce rates and complaint levels, to determine whether your email will be delivered to the inbox or flagged as spam.
By identifying and avoiding these traps, we help ensure your emails have the best chance of reaching your recipients.
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Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Toxic Domains

Detection of known companies and individuals recognized as consistent complainers.

These are individuals or entities widely recognized within the industry as "complainers" or "screamers." They have explicitly stated that they do not wish to receive any form of unsolicited commercial email from any source.
Engaging with these recipients can significantly harm your sender reputation, as they are highly likely to report unwanted emails, potentially leading to deliverability issues or blacklisting.
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Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Group or Role Accounts

Detection of low engagement, system mailboxes that do not belong to an individual.

A role account is an email address associated with a specific office, position, group, or task, rather than an individual.
These accounts are typically used for general inquiries or departmental communication and can be categorized as either technical or non-technical.
Common examples include postmaster@, abuse@, sales@, support@, info@, legal@, and inquiries@.
Understanding and managing role accounts is crucial for maintaining effective engagement and email deliverability.
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Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Threat Keys

Removal of ISP, system or non-human generated email monitoring addresses.

System-generated email addresses are randomly created using unique phrases or combinations of words, designed to appear distinct and bypass automated email filters.
These addresses are typically used to circumvent detection by spam filters.
To counter this, advanced filtering techniques are employed to detect and block offensive language, suspicious phrases, and unnatural email addresses, such as "1e49cs1pb6@company.com," ensuring a higher level of security and accuracy in email validation.
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Disposable Email Accounts

Identification of purpose-built, disposable email addresses with minimal response expectation.

In some cases, an email user may need to provide their address to a website but lacks confidence that the site owner will not misuse it for sending unsolicited messages.
One solution to mitigate this risk is to use a disposable email address—an address that can be deactivated or abandoned after use, which forwards emails to the user’s real account.
Disposable email accounts enable users to complete sign-up and verification processes without exposing their primary email to potential spam, providing an added layer of privacy and protection.
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Unrivaled, Actionable Insight

Tired of overly simplified reporting from other service providers that provide minimal detail and zero insight into your list? Our industry-leading List Profile Report provides the most comprehensive view and insight into your data.

Email Verification and Threat Intelligence Service Email Verification and Threat Intelligence Service

Detailed Diagnostics

Industry leading, detailed diagnostic codes to aid in the identification and resolution of specific deliverability threats

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Comprehensive Reporting

Line-item reporting covering all forms of email reputation and deliverability threats, so you can send in confidence

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Actionable Insight

Comprehensive data quality reporting and a decade of experience provides a unique view into your sending results

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Stop wondering and start knowing what sets Impressionwise apart from other service providers and why top marketers overwhelmingly choose Impressionwise. Explore the Impressionwise Advantage.

Email Verification and Threat Intelligence Service

It's a matter of risk versus reward

0% of email delivery failures are caused by reputation problems, not to mention the possible downtime and opportunity costs associated with having a bad sender reputation.

The recognized authority in email hygiene and list cleaning services

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.

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