Providing temporary use of non-downloadable computer software for email validation, email list cleaning, and appending and reporting of email marketing data; Application service provider featuring application programming interface (API) software for email validation, email list cleaning, and appending and reporting of email marketing data

Application service provider featuring application programming interface (API) software for email and domain validation, email list cleaning, inbox placement testing, email server testing, email warmup, blacklist monitoring, and DMARC monitoring