Frequently Asked Questions

You've got questions, we've got answers
  • No. There is no need to download or install any software to verify email addresses.

    Quick Email Verification is online intelligent email verification service. A strong of the reasons incorporate the way that our methodology with innovation. All you need is to upload your email list for bulk email verification on our self service platform and need to start verification.
  • No. Your IP will never been blocked.

    QuickEmailVerification is a web based online email verification service. Every single process of verification is done at our end only. Email list verification and cleaning process run on our cloud platform so your IP is never been used for email verification. This way your IP is totally secured.
  • Very fast! Quick Email Verification system is a multi threaded cloud platform which is designed to verify more than a thousand email addresses every minute. That's why we call it Quick Email Verification!

    Our email verification service gives you a chance to transfer any number of email addresses and we can begin handling it immediately. Honestly, numbers truly doesn't make any difference to us whether you want to verify just a few hundreds or tens of thousands email addresses simultaneously.
  • Email Verification procedures, at, are intelligently designed for all email verification needs. It works in two split sub-processes, like, pre-validation and post-validation. In pre-validation process, email list (CSV/TXT) files get verified for its correctness, in post-validation, each email address in list is checked for its existence. QuickEmailVerification system verifies email addresses against number of different validation starting from RFC syntax checking to the deep level SMTP testing of user mailbox existence checking.
  • Currently, our online system accepts the following file formats:
    a) Plain text (.txt)
    b) Comma Separated Value (.csv)
    c) Microsoft Excel Spreadsheets (.xls or .xlsx)
    d) OpenOffice Spreadsheets (.ods)

    Uploading, downloading and integrating these formats are a breeze.

    If you have any other file format, you may need to convert it to .csv or .txt file. To prepare csv file from other spreadsheet formats, open your spreadsheet application and save file as Text csv (.csv). Or simply create a text file with .csv OR .txt extension. File must list emails in single column.
    Example :
  • Practically, the only email addresses that can't be verified are the ones whose servers are down or unresponsive. In case that happens, we flag them appropriately so you can take action later.

    And no, we won't deduct your verification credits for emails that couldn't be verified.
  • Yes. Quick Email Verification provides API service for real time email verification. It can be integrated with any system that can support GET request and parse json response.
  • Sure enough! We want our clients to experience our awesome email verification service fully before they invest their first dollar. Currently, we are offering a free trial which permits a certain number of email verifications every day.
  • If you are having any online system with web forms accepting email address, there are more chances of user typo or user may enter wrong email. This real time email verification helps you identifying invalid email address. It is also must to validate and clean your list of emails before sending any bulk campaign mails. Email verification helps you reducing bounce rate and protect your IP reputation.
  • "unknown" status means there are either possibility. Email can be valid or invalid. This is because sometimes receiving server is not responding well. We recommend to retest such emails over the time.
  • Sure we do! Contact us and we’ll give the best deal..