As an experienced and dedicated Linux/Windows system administrator with over a decade in the industry, I have the expertise needed to address the urgent issue you're facing with your Ubuntu Server on Hostinger. My familiarity with Ubuntu servers as well as my extensive knowledge of cloud platforms such as AWS, Google Cloud (GCP), and Azure would prove particularly valuable in getting your server up and running as quickly as possible.
Having managed numerous dedicated/shared and VPSs, both with control panels and without, I've dealt with a wide array of server-related problems - from general maintenance tasks to complex troubleshooting. This diverse experience, combined with my proficiency in utilizing LAMP installations on Linux servers will enable me to rapidly identify and resolve the source of the problem on your Ubuntu server.
Moreover, should we encounter any potential data loss during the process, my deep understanding of server migrations between Linux and Windows without data loss will be beneficial. Finally, the fact that I'm incredibly comfortable using various control panels like cPanel, Directadmin, CWP, Plesk, and VestaCP aligns well with your needs at this moment. Choose me for this task, and I'll get your Ubuntu Server back up in no time - secure and dependable as ever.