Most developers think about uptime for: servers containers databases APIs backups But many forget one tiny dependency: Dynamic DNS If your home server, lab, branch office, or self-hosted environment depends on DDNS and that provider has an outage, everything may still be running… but nobody can reach it. Real Impact of DDNS Failure A DDNS outage can break: SSH access VPN connectivity NAS dashboards Reverse proxies Demo environments Remote IoT systems CCTV access Your app isn’t down. Your hostname is. What I Changed For anything important, I stopped relying on one DDNS provider only. I now keep a secondary hostname on RJUIP for some systems. One feature I appreciated was separate token per domain.…