thank you for your reply, as i said it is a gen tool for creating compaigns, i will try to avoid getting blocked by following some secure steps like: email/domain warmup, rotate between different emails/domains ,set an unsbscribe link in every email footer...
> Spammers taking advantage of your system to delivery spam emails
i'm trying to understand more how gmail/outlook and other work so i keep the deliverability.
i end up choosing Resend for some resons but i may change it depends on the business requirements: better DX, less corporated feeling, nice+clean documentation, pricing not too bad (they should make a living :) )