Internet-Security.com TCP port 60443 details

Arcserve UDP (Unified Data Protection) uses TCP 60443 for its web management console (HTTPS) by default; administrators typically access it at https://:60443 on both software installs and Arcserve UDP appliances.
Some Arcserve releases and documentation explicitly reference port 60443 as the default console port, making it common in enterprise backup environments.
This port/service has been the focus of security advisories for Arcserve UDP web console vulnerabilities; unpatched systems exposed on 60443 have been susceptible to remote exploitation.

TCP 60443