Sinch E-mail 365 manages SPAM in two ways: Using SMTP (soft bounce) error codes to determine if an email hit a SPAM filter Using SPAM feedback loops from ISP’s. A Feedback loop is an information provided by the ISP if a customer marked an Email as SP...
Marketing email SPAM is a complex issue. There are now easy solutions and almost all ISP’s have different parameters: Gmail for instance likes DKIM based authentication. This may not be a strong criteria for other ISP’s. Gmail it appears also likes t...
Sinch has to ensure a high volume of SPAM’s does not impact our IP reputation. Reputation (or sender scores) have a direct co-relation on deliverability. Also, complaints due to SPAM can result in temporary or permanent blacklisting. One approach to ...