Are dedicated IPs important?
IP address are still factors involved in reputation and great delivery, but ISPs are increasingly shifting reputation weight from IP address reputation towards domain reputation. However, in most cases, dedicated IPs aren't a solution in and of themselves. Well-policed and high quality IP reputations are what matter, and Postmark's delivery rates help show that shared IPs can have just as great of a reputation as well-managed dedicated IPs.
Continue reading • Chris Nagele wrote in Email delivery