This is a quick review of the items to check from the video above.

1. Did you change internet service providers?
2. Did you change to a different router?
3. If the No-IP daemon running?
4. Have you done a system update lately?
5. Was there a power outage? Is Daylite Server running?
6. Check there a Public address in Daylite Server?
7. Are you on the local network and trying to access the public IP?