If you are asking best Moodle Hosting, I would like to suggest you Cloudways.
Cloudways is an intuitive cloud hosting platform, that enables novices, bloggers, designers, developers and agencies to easily manage and deploy applications on DigitalOcean, Amazon EC2 servers and Google Compute Engine.
What Cloudways does is optimize and setup all the necessary software on the DigitalOcean and Amazon EC2 servers. You don't have to worry about installing Linux, MySQL, PHP, Varnish, Memcache, Apache, Nginx and other scripts on the servers.
Prices start at $15/month.
Features of Cloudways Platform:
Installation
1- Selection from DigitalOcean (5 data centers) and Amazon EC2 servers (9 data centers) and Google Compute Engine (3 regions)
2- One Click Application Installs (WordPress, Magento, Drupal, Joomla, Prestashop, support for all php based applications)
3- Server scaling, based on bandwidth, hard disk space, processor and RAM.
4- Billing on hourly basis.
Server Features
1- 15 real time monitoring features.
2- Vertical Server Scaling
3- Service Management (Nginx, Varnish, MySQL, Apache, Memcache...)
4- Advance Server settings (Upload size, execution limit, memory limit etc.)
5- SSL Certificate Configuration
6- Automatic Backups
7- Server Addons (Email settings)
8- Dedicated IP
9- Unlimited Domains
10- Unlimited Application Installations
Application Management
1- SFTP connection
2- Dedicated MySQL Database
3- Application Restore
4- Application and Server Cloning
5- Git Integration and Deployment Via Git
Here is Moodle Page: http://www.cloudways.com/en/managed-moodle-cloud-hosting.php
All servers are automatically updated and patched as soon as new updates are available.