BounceBan

Free catchall & risky email verification service for

@userdefined.io

Userdefined.io uses several email formats for their employees' email addresses. The most common and accurate format is {{{last.all_word_i}{first.last_word}} (e.g. {{sjohn@userdefined.io}). Other email formats used by User Defined include: {{{first.first_word}{last.first_word}} (e.g. {{johnsmith@userdefined.io}), {{{first.first_word}{last.all_words}} (e.g. {{john_smith@userdefined.io}), {{{first.first_word}{last.all_words}} (e.g. {{john.smith@userdefined.io}). In total, User Defined employs up to five different email address patterns for their employees.

Unlimited single email verifications free forever!

Email patterns for @userdefined.io employees

Possible emails Percentage Action
sjohn@userdefined.io 26% Verify
johnsmith@userdefined.io 23% Verify
john_smith@userdefined.io 8% Verify
john.smith@userdefined.io 8% Verify

How to Verify Catchall Emails at UserDefined.io with BounceBan

Introduction

In the world of email verification, not all email addresses are created equal. Some domains, like userdefined.io, can pose a significant challenge to traditional verification services. As a software development expert, User Defined, based in Raleigh, North Carolina, may have email addresses that are set to catchall, making it difficult to verify their authenticity. In this blog post, we'll discuss the challenges of verifying emails at userdefined.io and how BounceBan can help you overcome these obstacles.

Challenges of Verifying Emails at UserDefined.io

Verifying emails at userdefined.io can be a daunting task due to several reasons:

  • Email Security Gateways (ESG): It is unclear whether userdefined.io uses ESGs like Cisco Secure Email (ESA), Barracuda, Proofpoint, Abnormal Security, Mimecast, SpamTitan, Checkpoint, Forrester, Sophos, etc. If they do, traditional verification services may struggle to verify emails.
  • Catchall Emails: Userdefined.io may have catchall emails, which can make it difficult for traditional verification services to verify their authenticity. Simple SMTP tests used by services like Emailable, NeverBounce, ZeroBounce, DeBounce, SendGrid, Snov, RocketReach, and Hunter may not work.
  • No Bounce Messages: Even if you send test messages to an invalid email address at userdefined.io, it may not always return a bounce message, making services like Scrubby ineffective.

Risks of Not Verifying Emails at UserDefined.io

Not verifying emails at userdefined.io can lead to several risks:

  • Uncertainty: Leaving most emails at userdefined.io as "risky" can make it difficult to determine how to proceed. If you keep the emails, you may risk a high bounce rate; if you delete them, you may miss potentially valuable valid emails.
  • Outdated Lists: Failing to verify emails can result in outdated lists, leading to high bounce rates, damaging your sending reputation, and ultimately affecting your delivery rate, open rate, and click rate. If the bounce rate is too high, your email service providers may restrict your account.

Using BounceBan to Verify Emails at UserDefined.io

BounceBan is the only service capable of reliably verifying catchall emails and emails behind Email Security Gateways. Here's how to use BounceBan to verify emails at userdefined.io:

Step-by-Step Guide to Verify Individual Emails
  1. Create a free account at https://bounceban.com/.
  2. Go to the BounceBan dashboard https://bounceban.com/app/verify.
  3. Enter the email for verification, e.g., xxx@userdefined.io, and click the "Verify for free" button. BounceBan provides unlimited free single verifications.
Bulk Verification

To verify emails from userdefined.io and other domains in bulk, you can upload a CSV at https://bounceban.com/app/bulk/list.

Integration via API

If you're a developer, you can easily integrate BounceBan via the API. Refer to the API reference at https://bounceban.com/public/doc/api.html.

Knowledge Base

For more information, please visit our detailed knowledge base at https://bounceban.tawk.help.

Why Choose BounceBan?

BounceBan stands out from other verification services due to its ability to accurately verify catchall emails with a 97%+ accuracy rate. Our service verifies millions of emails daily, leveraging advanced AI to recognize patterns and enhance accuracy. BounceBan verification is fast, taking only a few seconds for most emails, and never actually sends an email to verify the email, making it GDPR compliant.

FAQs

General FAQs about Verifying Catchall Risky Emails from UserDefined.io
  1. What is the main challenge of verifying emails at userdefined.io? Answer: The main challenge is that userdefined.io may have catchall emails, making it difficult for traditional verification services to verify their authenticity.
  2. Can traditional verification services verify catchall emails? Answer: No, traditional verification services like Emailable, NeverBounce, ZeroBounce, DeBounce, SendGrid, Snov, RocketReach, and Hunter are unable to verify catchall emails.
  3. What is the risk of not verifying emails at userdefined.io? Answer: Not verifying emails can lead to uncertainty, outdated lists, high bounce rates, and damage to your sending reputation.
  4. Can BounceBan verify catchall emails? Answer: Yes, BounceBan is the only service capable of reliably verifying catchall emails and emails behind Email Security Gateways.
  5. What is the accuracy rate of BounceBan in verifying catchall emails? Answer: BounceBan has a 97%+ accuracy rate in verifying catchall emails.
FAQs about How BounceBan Can Help in Verifying Emails at UserDefined.io
  1. Can BounceBan verify emails at userdefined.io in bulk? Answer: Yes, BounceBan allows you to upload a CSV to verify emails in bulk.
  2. Is BounceBan's verification process fast? Answer: Yes, BounceBan verification is fast, taking only a few seconds for most emails.
  3. Does BounceBan send an email to verify the email? Answer: No, BounceBan never actually sends an email to verify the email, making it GDPR compliant.
  4. Can I integrate BounceBan via API? Answer: Yes, you can easily integrate BounceBan via the API.
  5. Is BounceBan's knowledge base helpful? Answer: Yes, our detailed knowledge base is available at https://bounceban.tawk.help.
FAQs about UserDefined.io
  1. What is User Defined? Answer: User Defined is a software development expert based in Raleigh, North Carolina, serving the local area since 2020.
  2. What is the domain of User Defined? Answer: The domain of User Defined is userdefined.io.
  3. Does User Defined use catchall emails? Answer: Yes, User Defined's email domain is set to catchall.
  4. What is the most common email pattern at User Defined? Answer: The most common email pattern at User Defined is sJohn@userdefined.io (26%).
  5. What is the industry of User Defined? Answer: The industry of User Defined is information technology & services.
  6. What is the address of User Defined? Answer: The address of User Defined is 1 Follower.
  7. What are the MX records of User Defined? Answer: The MX records of User Defined are inbound-smtp.us-east-1.amazonaws.com.
  8. Can I get more information about User Defined? Answer: Yes, you can visit their website or contact them directly for more information.
  9. Is User Defined a reliable software development expert? Answer: Yes, User Defined is a reliable software development expert with expertise in building great applications.
  10. Can I trust User Defined with my software development project? Answer: Yes, User Defined is a trusted software development expert with a proven track record.

By using BounceBan to verify emails at userdefined.io, you can ensure that your email lists are accurate, up-to-date, and free from potential risks. Try BounceBan today and experience the power of reliable email verification!

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