Approximated is a service that automates the process of connecting user custom domains to apps and managing SSL certificates. It creates a dedicated cluster with global edge servers to proxy traffic for custom domains, ensuring low latency and fast response times. Approximated also automatically secures domains with SSL certificates and prioritizes reliability with powerful monitoring, self-healing systems, and expert support. The service is managed and maintained for users, with constant monitoring and self-healing clusters to ensure uptime and reliability.