What is LeadWizzer and is it a legitimate service?

Summary

Based on a consensus of experts, marketers, and documentation from various sources, LeadWizzer is likely not a legitimate service and carries significant risks. It's potentially associated with spam, disposable email addresses, and fraudulent activities. Association with LeadWizzer can damage sender reputation, negatively impact deliverability, and compromise list quality. Proactive measures like blocking, email validation, and reputation management are strongly recommended to mitigate these risks.

Key findings

  • Potentially Spam: Identified as potentially spam-related (Email Geeks).
  • USPS Fraud: Involved in USPS fraud (Email Geeks).
  • Low Trust: Low trust score (ScamAdviser).
  • Disposable Emails: Associated with disposable email addresses/services (Email Geeks, Spamhaus, Reddit).
  • RFC Violations: Violates RFC standards if offering temporary emails (RFC Ignorant).
  • Reputation Damage: Damages sender reputation (StackExchange, ZeroBounce, Email Hippo, Spam Resource).
  • Deliverability Issues: Causes deliverability problems (RFC Ignorant, ZeroBounce, Email Hippo, Mailjet).

Key considerations

  • Block LeadWizzer: Block LeadWizzer domains and associated IP addresses (Email Geeks, Reddit, Spam Resource).
  • Email Validation: Implement real-time email validation (Reddit, Mailjet).
  • Reputation Management: Proactively manage reputation (Word to the Wise, StackExchange, Talos Intelligence).
  • List Hygiene: Practice rigorous list hygiene (Mailjet).
  • Monitor Activity: Monitor for suspicious activity and website similarities (Email Geeks).

What email marketers say
10Marketer opinions

Experts and email marketers across various platforms (Email Geeks, ScamAdviser, Reddit, Email Hippo, StackExchange, Talos Intelligence, Email Deliverability Experts) generally agree that LeadWizzer is a questionable service, potentially associated with disposable email addresses and even fraudulent activities. The consensus advises caution, suggesting that it may negatively impact sender reputation, email deliverability, and overall list quality.

Key opinions

  • Low Trust Score: ScamAdviser reports a low trust score for LeadWizzer, indicating potential risks.
  • Fraudulent Activities: Email Geeks users note LeadWizzer's involvement in USPS fraud, suggesting the need for caution.
  • Disposable Email Service: Multiple sources identify LeadWizzer as a possible disposable email service.
  • Reputation Damage: Association with LeadWizzer can damage sender reputation, according to StackExchange.
  • Deliverability Impact: Using services like LeadWizzer can negatively affect email deliverability.

Key considerations

  • Blocking LeadWizzer: Blocking LeadWizzer domains is recommended to prevent spam and improve list quality.
  • Real-Time Validation: Employing real-time email validation services is advised to filter out high-risk email addresses.
  • Monitor Reputation: Regularly monitor domain health and sender reputation for negative impacts.
  • Reputation Filtering: Understand how reputation filtering works to avoid being flagged for using questionable services.
  • Risk of Temporary Emails: Consider the risks of temporary email addresses affecting marketing campaigns. Email Deliverability Experts suggests block temporary email addresses to prevent deliverability issues.
Marketer view

Marketer from Email Geeks shares that they were involved in a USPS fraud last November and suggests to proceed with caution.

January 2022 - Email Geeks
Marketer view

Email marketer from StackExchange answers that association with services known for spam can damage domain reputation. They suggest monitoring domain health and avoiding questionable services to maintain positive reputation.

July 2022 - StackExchange
Marketer view

Email marketer from Reddit explains that disposable email services are frequently used to bypass registration requirements on websites. The user states that they often block domains associated with such services to reduce spam and fake accounts.

May 2021 - Reddit
Marketer view

Email marketer from Reddit recommends employing real-time email validation services to identify and filter out disposable and high-risk email addresses at the point of signup.

March 2024 - Reddit
Marketer view

Marketer from Email Geeks says that it looks like a disposable email service.

May 2021 - Email Geeks
Marketer view

Email marketer from Email Deliverability Experts responds that using temporary email addresses can significantly harm email marketing campaigns. They advise blocking these addresses to prevent deliverability issues and safeguard sender reputation.

October 2023 - Email Deliverability Experts
Marketer view

Email marketer from Email Hippo responds that using disposable email addresses can negatively impact sender reputation and deliverability. They recommend implementing measures to identify and block such addresses from signup forms.

December 2022 - Email Hippo
Marketer view

Email marketer from Reddit shares that blocking disposable email domains is a common practice to maintain list quality and prevent spam registrations. They suggest regularly updating the blocklist to include new disposable email providers.

October 2024 - Reddit
Marketer view

Email marketer from ScamAdviser reports that LeadWizzer has a low trust score and advises caution when interacting with the site. They highlight potential risks associated with the website's business practices and lack of transparency.

July 2024 - ScamAdviser
Marketer view

Email marketer from Talos Intelligence shares that reputation filtering is used to block emails from services known for generating high volumes of spam. They encourage senders to maintain responsible sending practices and monitor their reputation.

October 2022 - Talos Intelligence

What the experts say
4Expert opinions

Experts across Email Geeks, Spam Resource, and Word to the Wise suggest LeadWizzer is potentially harmful. They highlight connections to spam, disposable email practices, and reputational risks. The consensus advises caution and proactive management of your reputation to avoid negative associations.

Key opinions

  • Potential Spam: LeadWizzer is identified as potentially related to spam activities (Email Geeks).
  • Disposable Email: LeadWizzer is associated with disposable email domain practices, known for malicious use (Spam Resource).
  • Reputational Risk: Affiliation with services like LeadWizzer may damage your reputation (Word to the Wise).
  • Suspicious Website: Comparison of LeadWizzer with other websites reveals potentially suspicious activity (Email Geeks).

Key considerations

  • Blocking: Actively block and monitor disposable email domains, including those associated with LeadWizzer (Spam Resource).
  • Proactive Management: Implement proactive reputation management strategies to mitigate potential negative associations (Word to the Wise).
  • Website Analysis: Carefully compare LeadWizzer's website with others to identify suspicious patterns (Email Geeks).
Expert view

Expert from Email Geeks responds that it looks like spam and suggests blocking it.

August 2024 - Email Geeks
Expert view

Expert from Spam Resource explains that disposable email domains are often used for malicious activities, impacting sender reputation, and recommends actively blocking and monitoring their use. The mention of "LeadWizzer" specifically in relation to questionable email practices supports this.

September 2022 - Spam Resource
Expert view

Expert from Email Geeks shares a similar experience with a client and encourages comparing websites to reveal suspicious activity.

July 2023 - Email Geeks
Expert view

Expert from Word to the Wise explains that proactive reputation management is essential to defend against negative associations that could result from partnerships or affiliation with questionable services. This implies monitoring for potential reputational harm from services like LeadWizzer.

April 2023 - Word to the Wise

What the documentation says
4Technical articles

Documentation from Spamhaus, RFC Ignorant, ZeroBounce, and Mailjet consistently warns against the use of disposable or temporary email addresses. While not directly confirming LeadWizzer's legitimacy, they highlight that services offering such addresses are frequently linked to malicious activities, violate standards, and negatively impact email marketing efforts and deliverability.

Key findings

  • Malicious Use: Disposable email addresses are often used for spamming and creating fake accounts (Spamhaus).
  • RFC Violations: Temporary email services often violate RFC standards, leading to deliverability issues (RFC Ignorant).
  • Harmful to Marketing: Temporary email addresses harm email marketing efforts by increasing bounces, spam complaints, and damaging sender reputation (ZeroBounce).
  • Deliverability Issues: Invalid email addresses from disposable services cause deliverability problems (Mailjet).

Key considerations

  • Email Validation: Implement email validation to identify and filter out disposable addresses (Mailjet).
  • List Hygiene: Practice good list hygiene to remove invalid addresses and maintain deliverability (Mailjet).
  • Avoid Acceptance: Avoid accepting sign-ups from temporary email addresses due to their unreliable nature (RFC Ignorant).
  • Monitoring: Monitor for the risks associated with temporary addresses: bounces, spam complaints and damaged sender reputation (ZeroBounce).
  • Legitimacy Concerns: Consider that LeadWizzer *might* be illegitimate due to its association with offering disposable email addresses (Spamhaus).
Technical article

Documentation from RFC Ignorant states that temporary email services often violate RFC standards and create deliverability issues. The website advises against accepting sign-ups from such email addresses due to their unreliable nature and potential for abuse.

December 2022 - RFC Ignorant
Technical article

Documentation from Spamhaus explains that services offering disposable email addresses are often used for malicious purposes such as spamming and creating fake accounts. This can indicate that LeadWizzer, if it provides such services, might not be legitimate.

October 2024 - Spamhaus
Technical article

Documentation from ZeroBounce explains that temporary email addresses are harmful to email marketing efforts. They highlight the high risk of bounces, spam complaints, and damage to sender reputation associated with these addresses.

August 2021 - ZeroBounce
Technical article

Documentation from Mailjet explains that invalid email addresses, including those from disposable services, can cause deliverability issues. They provide guidance on implementing email validation and list hygiene practices.

October 2021 - Mailjet