Email management
Posted: Tue Dec 17, 2024 3:37 am
Our mail infrastructure is based on the open source architecture of the Linux operating system, which allows you to enjoy great autonomy, customization and agility.
For each email sweden expose telegram that “knocks” on the door of the servers operating in the management of incoming mail, checks are performed on multiple levels , in order to allow entry only to reliable communications, avoiding that the boxes are submerged by “junk” mail. Even before an email is subjected to the screening of the actual anti-spam filter, a check is performed on:
the sender's email domain , to check if it is registered and active;
the existence of the recipient's mailbox;
the reverse DNS of the IP of the server from which the sender sends: each “clean” IP has its own reverse (rDNS), that is, a hostname to which it responds, and if this is not present, the IP is probably malicious.
blacklisted domain or server with blacklisted IP : If the sender sends from a server with a blacklisted IP, communications sent from it are unlikely to be reliable.
For each email sweden expose telegram that “knocks” on the door of the servers operating in the management of incoming mail, checks are performed on multiple levels , in order to allow entry only to reliable communications, avoiding that the boxes are submerged by “junk” mail. Even before an email is subjected to the screening of the actual anti-spam filter, a check is performed on:
the sender's email domain , to check if it is registered and active;
the existence of the recipient's mailbox;
the reverse DNS of the IP of the server from which the sender sends: each “clean” IP has its own reverse (rDNS), that is, a hostname to which it responds, and if this is not present, the IP is probably malicious.
blacklisted domain or server with blacklisted IP : If the sender sends from a server with a blacklisted IP, communications sent from it are unlikely to be reliable.