Can one domain have multiple servers?

Yes, its perfectly normal and an often used scenario. Just configure your, for example, Apache server with the same virtual host(s) on both webservers. Remember that hostname/domain is a separate thing from IP address, so server A will have one IP, server B will have another.

How do I run multiple servers on one domain?

You can host your site on multiple servers with one domain by providing different ‘Name Servers’ e.g. ns1.domainname.com, ns2.domainname.com, ns1.diffdomainname.com and so on in your website hosting panel. This will serve your issue if your site is down from one server, it easily picks the site from other server.

Can I host a website on 2 servers?

Yes of-course you can use same database for websites hosted on different servers.

Can 1 domain have 2 IP?

Yes, that is possible, and will need to be two A records. This is called Round-Robin DNS. Clients will semi-randomly use one of the two addresses. The certificate is not tied to the IP address, only to the domain name,so if it is installed on both servers, there should be no issues with SSL.

What is true about a subdomain?

A subdomain is an additional part to your main domain name. Subdomains are created to organize and navigate to different sections of your website. You can create multiple subdomains or child domains on your main domain.

Why might an Organisation have more than one web server?

A multi-server environment allows you to have more services and connections, supports to keep the system in working condition because of dependency of resources on single system reduced, and is also less expensive each month server’s architecture than constantly adding resources to the server.

How do multiple servers work together?

By utilizing multiple servers, a Web-hosting company creates a versatile environment by allocating resources among two or more servers. A multiple-server configuration results in quicker Web site load times during peak periods and drastically reduces downtime for a Web site if one server in the configuration fails.

How many IP addresses can a domain have?

Each domain can correspond to more than one IP address. In fact, some sites have hundreds or more IP addresses that correspond with a single domain name.

Why does a domain name have multiple IP addresses?

The Domain Name System (DNS) is the protocol used to translate human readable hostnames into IP addresses. By providing two or more IP address in a DNS record, each IP representing an identical server, you can move traffic from a failing server to a live, redundant server.