We are getting a lot of complaints regarding spam emails sent using our domain (brainiers.com).
We want to inform you that we are not sending any kind of spam/unwanted emails to anybody. If you are getting any such kind of emails please report them to to your ISP/ESP.
There are several techniques to check the authenticity of the email received. You can easily find the sender of a spam email by looking at the its headers (SPF, DKIM, DMARC and IP Address).
If you want to contact us for further information on this please forward the email received by you at email@example.com
We will try to help you get rid of such email.