are ip addresses public
When you use Google Public DNS, you are changing your DNS switchboard operator from your ISP to Google Public DNS. In most cases, the IP addresses used by your ISP's domain name servers are automatically set by your ISP via the Dynamic Host Configuration Protocol (DHCP). 1 In the DNS servers field, enter the Google Public DNS IP addresses, separated by a space: 2  For IPv4: 8.8.8.8 and/or 8.8.4.4. 3  For IPv6: 2001:4860:4860::8888 and/or 2001:4860:4860::8844. 4  Click Apply to save the change. 5  If you are prompted for a password or confirmation, type the password or provide confirmation. Public IP addresses can be used to acquire a stable or dynamic public address. Public IP addresses can be used publish your applications for access over the Internet. Public IP addresses can be assigned to a load balancer, or to a VM. Associating a public IP address with a VM is achieved through NAT whereby the public IP address is associated with a network interface card attached to the VM. Stable public IP addresses are guaranteed to retain the same IP when that public IP address is transferred across load balancers or network interface cards. Common parameters and headers. The following information is common to all tasks: Replace {api-version} with 2015-05-01-preview. A public IP address is assigned to every computer that connects to the Internet, while private addresses are used to distinguish between computers on the same local area network (LAN). To change your settings on a router: 1  In your browser, enter the IP address to access the router's administration console. 2  When prompted, enter the password to access network settings. 3  Find the screen in which DNS server settings are specified. IP addresses can be categorized as private and public addresses. Private IP addresses cannot be reached via the Internet, whereas public IP addresses can. For instance, most home networks have a router. This router will have a public IP address that is accessible through the Internet. Devices that are behind the router such as your laptop, gaming consoles and smartphones have private IP addresses that are unique and registered on the home network. 1 Click OK. 2  Select Use the following DNS server addresses. 3  If there are any IP addresses listed in the Preferred DNS server or Alternate DNS server, write them down for future reference. 4  Replace those addresses with the IP addresses of the Google DNS servers: 5  For IPv4: 8.8.8.8 and/or 8.8.4.4. Your public IP address is an external facing IP Address that's provided by your Internet Service Provider (ISP). A Pubic IP Address is accessible by anyone on the Internet. Internal IP’s are known as Private IP’s, which are dedicated to the devices connected to your internal network router, such as laptops, desktops, printers, cell phones, smart TV, etc. Public Addresses. Public IP addresses are those that allow any two computers to identify each other. When a person connects to the Internet, her computer is usually assigned an address from a pool that has been set aside for her Internet Service Provider (ISP) to use for its customers. You can use either address as your primary or secondary DNS server. You can specify both addresses, but do not specify one address as both primary and secondary. You can configure Google Public DNS addresses for either IPv4 or IPv6 connections, or both.
Both, it can be categorized as private and public addresses.