Just as our skills increase with knowledge, your spam database reputation also increases over time . The concept behind Warming Up is to build a sender reputation based on good behavior, this value will be used by ISPs to determine your degree of goodness and will make the difference between the inbox and the spam folder. If you are just starting your Cold Mailing campaigns on your domain, consider starting with a quota of limited sendings for time blocks, increasing the percentage as conversations on your domain increase. Using irregular sending rhythms also helps you demonstrate that you are a human (even if you are behind a machine) and not a bot!
Bounce Management
A bounce rate is normal, but using unqualified and unverified contacts can affect your reputation (in DB to Data deliverability is guaranteed : periodic update, A/MX Record check, formal validity and complain inclination control ). Monitoring the frequency and receiving detailed reports on the reasons for failure to send are fundamental elements for a plan that helps maintain a good sender reputation.
Balancing Sending Servers
Having a set of SMTPs, rather than basing everything on a single service, means improving delivery performance. When you need to handle thousands of emails per day, it is better not to entrust all the load to a single server, but to use a load balancer that evenly distributes processing across multiple servers . Professional sending platforms base their technology on multiple assets precisely to minimize problems, reduce execution times and distribute positive performance on a shared result. This approach allows you to achieve increasingly productive performance.