Can I set two MX records to receive email also in AWS ? on s3 lyb via sns

[eextra (Sylwia)]

For now, I can read them out in the admin discourse panel. (MX record @ mysite.com)
Can I set two MX records to receive email also in AWS (mx record inboud-smtp) ?

I would like to redirect my emails to my S3 or via SNS. Can I give two MX records like that:

[pfaffman (Jay Pfaffman)]

If your forum has a different subdomain, yes.

[eextra (Sylwia)]

Thanks.

Do you know how to check if the bounces are working?
I wouldn’t want some spammer with a non-existent email address to destroy my repu