Get another domain.
Have a new domain and warm-up . You can use Gmass Free Warm Up Tool : https://www.gmass.co/blog/free-email-warm-up-tool/
Set up DKIM and DNS authentications properly by a technician in your company before you begin.
DNS records, and DKIM authentication is a must before you start sending bulk emails or your emails may land to spam mails and not get delivered. For DKIM and DNS authentications go to
Run a free Spam Test for Your Email Template at
Check the spam score for your e-mail subject line
Avoid adding too many images.
Avoid adding too many images to the signatures like the company’s logo, your own image, or product image with the signatures. Signature should include the necessary information like your name, company name, job position, location, phone number, and your Linkedin identity.
Use simple email signatures.
Maintain a consistent volume of emails in a day.
Make sure that you send a consistent number of emails in a day from your domain. For instance, if you usually send 80 emails in a day, then don’t make it 1000 the next morning. Google tracks all this, and may consider your domain for spam due to the volume.
Keep some time gap between sending emails.
It’s a good idea to keep some time interval of say a few seconds, so that it doesn’t appear like a bulk email to
Don't send more than 5 emails in a month.
More than 5 emails in a month is too much for anyone. The prospect may get overwhelmed or irritated. May spam you.
