Run an email deliverability test to find out. Our mail server tester detects misconfigurations so you can fix them ahead of time. The inbox placement tester lets you test your email with 20 addresses before it goes out to your list. That way you can see where it lands with popular providers: inbox, spam or not delivered.
SendGrid does not utilize broken SMTP-handshake, which is a spamming tactic that many vendors use to validate email addresses. They maintain the trust of mailbox providers by facilitating only the whitehat senders.
MailChecker for Windows lets you Batch validate email addresses
Mailgun performs 3-step validation checks for your email addresses. It includes checking the email against its mailbox provider. It also validates emails in custom grammar set forth by the ESPs. Mailgun integrates grammar checks with Gmail, Yahoo, Hotmail, etc. into the email validator.
Our powerful email verification technologies can instantly validate email addresses in real-time at the point of capture or on an as-needed basis through batch processing. Maximize your ROI, preserve your sender reputation and ensure your e-mail blasts are delivered on time with our comprehensive email verification solutions.
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