When working with a new IP, it becomes important that receiving ISP’s are familiar with the IP address.
Shared IP pools allow senders to come online quickly without an IP warming period, which is the gradual process to establish reputation as a legitimate email sender to your recipient’s ISPs. When using a shared IP, emails will be affected by the reputation and habits of all the other senders using that pool of shared IPs.
Selecting a dedicated IP allows customers to establish and build their own IP reputation via warming without any other senders affecting or sharing it.
Important points to note when warming up: