Also. Make sure you have a correct SPF record for the domain(s)!
Received-SPF: pass (google.com: best guess record for domain of email address removed designates 18.104.22.168 as permitted sender) client-ip=22.214.171.124;
One small other tip.
If you do not like spam, NEVER post you email address on a forum or website!
If you do like spam, you can ignore this tip.