Don't think so. Doesn't seem like SG would be in business very long if that was the case. We use sendgrid in production. Once in 2 years, we got the report tha

Don't think so. Doesn't seem like SG would be in business very long if that was the case. We use sendgrid in production. Once in 2 years, we got the report that our shared IP had spam come from it, but was handled automatically by SendGrid once reported.