Websites like the BDIX FTP Server List aggregate active links for various providers like Discovery Net or Digital Dot Net.
FTP links for local ISPs frequently change or require a for access. For the most up-to-date links, subscribers often use community-driven BDIX FTP Server Lists which track which servers are currently "live" for specific ISP prefixes. BDIX FTP SERVER LIST - Google Drive: Sign-in digicon telecommunication ltd ftp server link
Digicon Telecommunication Ltd is gradually replacing legacy FTP with more secure alternatives: Websites like the BDIX FTP Server List aggregate