You need to send emails. Meaning you need SMTP Credentials. And you don’t have domain. What now ?
Do not worry. go to brevo.com ( formerly sendinblue ) Obtain your credentials very easily.
Click on the your organization/company name > smtp & api. or simply just go to https://app.brevo.com/settings/keys/smtp
Then you may set your smtp as follows:
SMTP Server/Host = smtp-relay.brevo.com Port = 587 Encryption = 'tls' // if required SMTP Username = [LoginName of the Brevo] m**@g**.com // Use Provided LoginName SMTP Password = Your Generated Password
Now your site/application is ready to use email.