BounceBan

Free catchall & risky email verification service for

@twaalfdozijn.nl

Twaalfdozijn.nl 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@twaalfdozijn.nl}). Other email formats used by twaalfdozijn include: {{{first.all_words}{last.first_word_i}} (e.g. {{john.s@twaalfdozijn.nl}), {{{first.first_word}{last.all_word_i}} (e.g. {{john.s@twaalfdozijn.nl}), {{{first.all_word_i}{last.all_words}} (e.g. {{j.smith@twaalfdozijn.nl}). In total, twaalfdozijn employs up to five different email address patterns for their employees.

Unlimited single email verifications free forever!

Email patterns for @twaalfdozijn.nl employees

Possible emails Percentage Action
sjohn@twaalfdozijn.nl 23% Verify
john.s@twaalfdozijn.nl 19% Verify
john.s@twaalfdozijn.nl 18% Verify
j.smith@twaalfdozijn.nl 17% Verify

How to Verify Catchall Emails from twaalfdozijn.nl with BounceBan

Introduction to twaalfdozijn.nl

twaalfdozijn is a design company based in Heelsum, Gelderland, Netherlands. As a design company, they likely have a strong online presence and communicate with clients and partners through email. However, verifying email addresses from twaalfdozijn.nl can be a challenge due to its catchall email setup.

Challenges of Verifying Emails from twaalfdozijn.nl

Verifying email addresses from twaalfdozijn.nl can be tricky due to several reasons:

  • Catchall Emails: twaalfdozijn.nl uses a catchall email setup, which means that it accepts all emails sent to its domain, regardless of whether the email address exists or not. This makes it difficult for traditional email verification services to accurately verify email addresses.
  • Email Security Gateways: twaalfdozijn.nl may use email security gateways like Cisco Secure Email (ESA), Barracuda, Proofpoint, Abnormal Security, Mimecast, SpamTitan, Checkpoint, Forrester, Sophos, etc. to protect its email system. These gateways can make it difficult for email verification services to verify email addresses using simple SMTP tests.
  • No Bounce Messages: twaalfdozijn.nl may not always return a bounce message even if you send a test message to an invalid email address at that domain. This makes it challenging for services like Scrubby to verify email addresses.
Risks of Not Verifying Emails from twaalfdozijn.nl

Not verifying email addresses from twaalfdozijn.nl can lead to several risks, including:

  • High Bounce Rates: If you don't verify email addresses, you may end up sending emails to invalid addresses, which can result in high bounce rates. This can damage your sending reputation and lower your delivery rates, open rates, and click rates.
  • Outdated Lists: If you don't verify email addresses, your email list may become outdated, leading to high bounce rates and decreased email campaign performance.
  • Restricted Account: If your bounce rate is too high, your email service provider may restrict your account.
Using BounceBan to Verify Emails from twaalfdozijn.nl

BounceBan is the only email verification service that can reliably verify catchall emails and emails behind Email Security Gateways. Here's how you can use BounceBan to verify emails from twaalfdozijn.nl:

Verifying Individual Emails
  1. Create a free account at https://bounceban.com/.
  2. Go to the BounceBan dashboard at https://bounceban.com/app/verify.
  3. Enter the email address you want to verify, e.g., xxx@twaalfdozijn.nl, and click the "Verify for free" button.
  4. BounceBan will provide you with the verification result.
Verifying Emails in Bulk
  1. Create a CSV file containing the email addresses you want to verify.
  2. Upload the CSV file to https://bounceban.com/app/bulk/list.
  3. BounceBan will verify the email addresses in bulk and provide you with the verification results.
Integrating with BounceBan API

If you're a developer, you can easily integrate with BounceBan's API to verify email addresses in real-time. Check out the API reference at https://bounceban.com/public/doc/api.html.

Why Choose BounceBan?

BounceBan is the only service capable of reliably verifying catchall emails and emails behind Email Security Gateways. Other services like Emailable, NeverBounce, ZeroBounce, DeBounce, SendGrid, Snov, RocketReach, and Hunter are unable to verify catchall emails.

Approximately 40-50% of business emails are catchalls, which are not verifiable by other services. BounceBan, however, can accurately verify over 80% of these emails with a 97%+ accuracy rate. Catchall emails that cannot be verified with certainty will be tagged as 'risky', accounting for about 20% or less.

BounceBan's success rate in verifying catchall emails is on a consistent upward trajectory. It verifies millions of emails daily and leverages advanced AI to recognize patterns and enhance accuracy.

BounceBan verification is fast, taking only a few seconds for most emails. For a small share of catchall emails, it may take a few minutes. You can verify thousands of emails concurrently.

BounceBan never has to actually send an email to verify the email like Scrubby does. It uses an AI finetuned with lots of signals to accurately verify all emails, including catchall emails. So it's completely in compliance with GDPR.

FAQs about Verifying Emails from twaalfdozijn.nl
General FAQs
  1. What is a catchall email? A catchall email is an email address that accepts all emails sent to a domain, regardless of whether the email address exists or not.
  2. Why is it difficult to verify catchall emails? Catchall emails are difficult to verify because they accept all emails, making it challenging for email verification services to determine whether an email address exists or not.
  3. Can traditional email verification services verify catchall emails? No, traditional email verification services like Emailable, NeverBounce, ZeroBounce, DeBounce, SendGrid, Snov, RocketReach, and Hunter are unable to verify catchall emails.
  4. How does BounceBan verify catchall emails? BounceBan uses advanced AI to recognize patterns and enhance accuracy in verifying catchall emails.
  5. What is the accuracy rate of BounceBan in verifying catchall emails? BounceBan can accurately verify over 80% of catchall emails with a 97%+ accuracy rate.
BounceBan FAQs
  1. How do I create a BounceBan account? Create a free account at https://bounceban.com/.
  2. How do I verify individual emails using BounceBan? Go to the BounceBan dashboard at https://bounceban.com/app/verify and enter the email address you want to verify.
  3. How do I verify emails in bulk using BounceBan? Upload a CSV file containing the email addresses you want to verify to https://bounceban.com/app/bulk/list.
  4. Can I integrate BounceBan with my application? Yes, you can integrate BounceBan with your application using its API. Check out the API reference at https://bounceban.com/public/doc/api.html.
  5. Is BounceBan GDPR compliant? Yes, BounceBan is GDPR compliant as it does not send emails to verify email addresses.
twaalfdozijn.nl FAQs
  1. What is twaalfdozijn.nl? twaalfdozijn.nl is a design company based in Heelsum, Gelderland, Netherlands.
  2. What is the most common email pattern used by twaalfdozijn.nl? The most common email pattern used by twaalfdozijn.nl is sjohn@twaalfdozijn.nl (23%).
  3. Does twaalfdozijn.nl use a catchall email setup? Yes, twaalfdozijn.nl uses a catchall email setup.
  4. What is the MX record for twaalfdozijn.nl? The MX record for twaalfdozijn.nl is twaalfdozijn-nl.mail.protection.outlook.com.
  5. What industry does twaalfdozijn.nl operate in? twaalfdozijn.nl operates in the design industry.
  6. Where is twaalfdozijn.nl based? twaalfdozijn.nl is based in Heelsum, Gelderland, Netherlands.
  7. What is the email pattern distribution for twaalfdozijn.nl? The email pattern distribution for twaalfdozijn.nl is sjohn@twaalfdozijn.nl (23%), john.s@twaalfdozijn.nl (19%), john.s@twaalfdozijn.nl (18%), j.smith@twaalfdozijn.nl (17%).
  8. Can I use BounceBan to verify emails from twaalfdozijn.nl? Yes, you can use BounceBan to verify emails from twaalfdozijn.nl.
  9. How accurate is BounceBan in verifying emails from twaalfdozijn.nl? BounceBan is highly accurate in verifying emails from twaalfdozijn.nl, with an accuracy rate of over 80%.
  10. What is the benefit of using BounceBan to verify emails from twaalfdozijn.nl? The benefit of using BounceBan to verify emails from twaalfdozijn.nl is that it can accurately verify catchall emails and emails behind Email Security Gateways, which traditional email verification services cannot do.

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