The following outbound ports, are being blocked, on the servers hosted at Site Ox. If you have a legitimate business need for any of the ports listed, please open a support ticket.
Reason for block
Port 25 is unsecured, and Botnet spammers can use it to send spam.
UDP Port 68, which is used to obtain dynamic Internet Protocol (IP) address information from our dynamic host configuration protocol (DHCP) server, is vulnerable to malicious hacks.
NetBios services allow file sharing over networks. When improperly configured, ports 135-139 can expose critical system files or give full file system access (run, delete, copy) to any malicious intruder connected to the network.
SNMP is vulnerable to reflected amplification distributed denial of service (DDoS) attacks.
Port 445 is vulnerable to attacks, exploits and malware such as the Sasser and Nimda worms.
Port 520 is vulnerable to malicious route updates, which provides several attack possibilities.
Port 1080 is vulnerable to, among others, viruses, worms and DoS attacks.