Deliverability


Email deliverability refers to the likelihood of an email reaching an inbox. The deliverability status of each address within your email list affects the overall deliverability of the list.

Did you find this article useful?



  • Subscriber

    A subscriber is a person who has opted-in, or subscribed, to your email list. Your list(s) Email Assurance Grade is determined by the Deliverability C...

  • Stale List

    A stale list is one that has not been mailed to regularly. Usually with a stale list, the sender has failed to mail on a recurring basis OR the subscr...

  • Spam Trap

    A spam trap is an email address that's not actively used, but is actively monitored. Spam traps can be set up to intentionally catch spammers, OR an e...

  • Soft Bounce

    Soft bounces typically indicate a temporary delivery issue for an email address. These bounces can occur because of reasons such as a subscriber's mai...

  • SMTP

    An SMTP server is a computer that receives outgoing mail messages and routes them to their intended recipients. Messages often must pass through sever...