How to upload and verify a file

Video Tutorial

A step by step guide to uploading and verifing an email list with No Más Rebotes. Download a checked list identifying which email addresses are undeliverable, risky or safe to send messages to.

Instructions

Upload a File

  1. Go to the files page and click Verify a file.
  2. Upload your file by clicking Upload a file or by dragging and dropping it into the upload area.
  3. Your file must be in CSV format and include a column of emails. Additional columns are allowed but will be ignored during verification.
  4. Once uploaded, you’ll see a preview of the first few rows and some file details. You can rename the file if needed.
  5. Click Start verification to begin processing your file.
upload a file page

Verify File

  1. You can view results as they become available. Verification will continue in the background even if you leave the page.
  2. The percentage of your file that has been verified is displayed along with a breakdown of email types in your file. Click the i icon to learn more about each email type.
  3. Individual email results appear at the bottom of the page.
  4. You can download results at any time, including while verification is still in progress.
  5. When verification is complete, you’ll receive an email notification.
verification results in process page

Download Results

  1. Click Download results.
  2. Choose from five download options, ranging from pre-packaged downloads to custom selections. Each option includes information about the number of emails included and common usage.
  3. For help choosing, view the guide here. The balanced option is our most popular choice and includes deliverable and low risk emails.
  4. A confirmation pop-up will appear. You can choose to exclude duplicate records.
  5. Click Download CSV to save your file. You can download your results as many times as you like and try different download options.
  6. After 30 days, the file will be automatically deleted in accordance with our privacy policy.
  7. Use your downloaded list to send campaigns with confidence and avoid damaging emails.
download options page