The value of an email is the value of a customer.

Verifying the email address provided by a user is crucial as it is often the first piece of information they offer. The quality of your email lists greatly depends on their deliverability, and a failure to pass spam filters could result in a loss of revenue.

1. The destination mail server is determined by querying the DNS server for the server responsible for the domain (the part after the @ symbol in the email address).

2. An SMTP connection is established with that mail server, or if it is unavailable, the next server responsible for the domain. This is where the email is transferred to the recipient's inbox.

3. The recipient retrieves the email by accessing their mailbox, either using a POP3 or IMAP client.

The processing speed is contingent upon factors such as the size and quality of the list. We employ the most efficient tools and techniques in the industry to ensure swift processing. Our capacity is to verify over 100,000 emails per hour per customer.

We use a 256-bit SSL protocol to secure data transmission and ensure that your information is protected. The data is encrypted and kept in accordance with our privacy policy, and access is restricted to authorized personnel with login credentials.

No, they do not. Your "Pay as You Go" email credits remain valid as long as the limit has not been reached.

No, no software installation is necessary. Simply sign up and submit your list, and we will take care of the rest.

Our service boasts a 99% accuracy rate, setting a high standard for email verification and endorsed by numerous satisfied customers.

For large email lists, it is recommended to verify the list at minimum once every two weeks. For smaller lists, verification once a month is sufficient.

Yes, an API is available for our email verification service. Further information can be found by reading about the API.